Stroud Water Research Center is searching for a postdoctoral associate to study molecular microbial ecology in aquatic and terrestrial environments.
We need to embrace this moment of massive awareness as our window of opportunity to take genuine action and to work harder to advance human rights and equality for all.
Building trust in the scientific process starts with communicating our research to non-scientists. To that end, our scientists share snapshots of three long-term experiments.
Our summer internship program, now in its 49th year, has ushered through hundreds of interns seeking meaningful learning experiences.
Husband-and-wife duo Kevin and Tobi Quinlan say their donation will directly support the Stroud Center's watershed restoration efforts in the Delaware and Chesapeake Bay watersheds.
As a new initiative to increase accessibility, our educators will soon be able to travel to your school, community, or group location to deliver meaningful watershed education programming.
McCarthy's friends started calling her a “waterfallologist” during her undergrad years. A continuing focus on water quality and resources led her to the Stroud Center.
“God blessed us with this land, and we want to do our little part in conserving it and just making it a better place for everyone,” Lynette Sauder said.
Find out how you can make choices that support local organic and regenerative farmers who are dedicated to healthy food, healthy land, and clean water.
Conservation photographer and photojournalist Jennifer Adler takes on an underwater journey as she uses her imagery to communicate science and conservation.
We've synthesized digital, remote, and in-person teaching methods, developed remote learning kits, and tailored programming for local high-needs audiences and learners of all abilities.
Scientists from the Stroud Center and Rodale Institute share what they’re learning from the Watershed Impact Trial on the MOSES Organic Farming Podcast.
The seeds of interest which would ultimately lead Tim Smith to the Stroud Center were planted along the banks of Yellow Breeches Creek.
Golfers enjoyed a sunny 70-degree day at Bidermann Golf Course while supporting our mission to advance knowledge and stewardship of fresh water.
Matthew Shackelford's donation to the Future of Fresh Water Initiative will help foster and train future generations of freshwater stewards.
Check out an amazing line of clothing to outfit your next adventure on the water while supporting Stroud Water Research Center’s mission.
LandownerHelp.com is a free resource helping landowners grow better relationships with tenant farmers that incentivize long-term investments on land that also address broader environmental impacts.
Something wonderful is happening on the west branch of Red Clay Creek. It is getting its trees back — and perhaps its native brook trout, too.
Stroud Water Research Center is pleased to welcome Lee Clark, M.A.B.C., Tracey Nguyen, J.D., M.B.A., and Krysti (Lan Chi) Vo, M.D., to its board of directors.
It feels like a breath of fresh air for our research staff to resume our fish monitoring project in 37 streams of the Washington, D.C. metropolitan area.
Stroud Water Research Center wrapped up Earth Week by revisiting two streamside tree plantings for spring maintenance.
With scarce public resources to accomplish so many restoration outcomes across the Commonwealth, it’s imperative to maximize our effectiveness.
Rosier, C.L., S.W. Polson, V. D’Amico, J. Kan, and T.L.E. Trammell. 2021. Science Reports 11, 9447.
Eco-revelatory artist Stacy Levy tells the story of how artful collaborations with engineers, ecologists, and landscape architects can begin to change the way we live with nature.
Use Of Biosolids as Soil Amendments May Be a Pathway for PFAS Contamination of Soil, Water, and Ultimately, Our Food
To help understand the extent of this problem in Pennsylvania, scientists are looking at the occurrence and migration of biosolid-derived PFASs into soil and water on agricultural fields.
Melinda Daniels, Ph.D., was interviewed as part of an NPR story about a study that’s causing concern among Pennsylvanians who depend on the river for their livelihoods.
It is with deep gratitude that we share the news that our friend and longtime board chair, Rod Moorhead, has stepped down to emeritus status.
Wise connects the dots between partners, funders, and landowners to increase the implementation of best practices in land management.
Executive Director Dave Arscott, Ph.D., shared how Stroud Water Research Center is working to mitigate threats to water quality.
This webinar aimed to help agricultural conservation and ecosystem restoration practitioners reorient efforts toward watershed-scale approaches to achieve local restoration goals.
Brook Trout (Salvelinus fontinalis) and Brown Trout (Salmo trutta) summer thermal habitat use in streams with sympatric populations
Ouellet, V., and M. Daniels. 2021. Journal of Thermal Biology, early online access.
Learn about the policy and science of dam removal, federal protections for the free-flowing Delaware River, and the story of the Wild and Scenic Musconetcong River.
Bacterial community composition and chromophoric dissolved organic matter differs with culture time of Skeletonema dohrnii
Liu, Y., J. Kan, J. Yang, M.A. Noman, and J. Sun. 2021. Diversity 13(4):150.
By treating our commons as a resource to be exploited instead of a public trust to be protected, we threaten to destroy the very thing on which we depend.
Are you looking for a new digital learning tool to support your water quality monitoring with students or citizen scientists? Check out Stroud Water Research Center's Water Quality Mobile App.
The accidental release of hydraulic fracking wastewater into streams, even a single drop mixed with 100 drops of streamwater, will harm or kill aquatic insects and even certain fish species.
In the interest of testing new plants that could further enhance riparian areas, we've planted a mini-arboretum along the banks of White Clay Creek in our experimental watershed.
The environmental education team is staying active during the pandemic by offering smaller, outside, in-person classes and virtual programming to teachers across the state and beyond.
Uncharted WATERS: sustaining a meaningful student teaching experience amidst a global pandemic via an online STEM curriculum
Marcum-Dietrich, N.I., C. Stunkard, Z. Krauss, and S. Kerlin. 2021. Current Issues in Middle Level Education 25(2): article 3.
When stream temperatures rise, often as a result of climate change or thermal pollution or a lack of tree shade, mayflies display poorer growth.
The freshwater-focused activities can be completed without professional instruction, advanced technologies, English language fluency, or access to high-quality green spaces.
Coleman-Kammula is co-founder and president of the Science Technology and Research Institute of Delaware and president of PFAS Solutions.
Watch recordings of this unique webinar series about how to work with your farmers for cover crop success.
Akinwole, P., L. Kaplan, and R. Findlay. 2021. World Journal of Microbiology and Biotechnology 37, article 32.
Healthy streams need healthy watersheds. Improving soil health in farm fields can be a very cost-effective way to reach water-quality goals.
Watch a panel discussion on the evolution of policies that regulate water allocation and use from the Delaware River.
The Stroud Center biogeochemist was featured in a women-in-STEM webinar series hosted by EarthEcho International.
Growing up in Lancaster County and playing in its creeks, Wise had an up-close view of some of the water-quality issues he is now working to correct.
The Consortium for Scientific Assistance to Watersheds has helped over 42,000 Pennsylvanians pursue watershed monitoring, protection, and restoration.
Oxygen limitation fails to explain upper chronic thermal limits and the temperature size rule in mayflies
Funk, D.H., B.W. Sweeney, and J.K. Jackson. 2020. Journal of Experimental Biology 224:jeb.233338.
Ghosts of landuse past: legacy effects of milldams for riparian nitrogen (N) processing and water quality functions
Inamdar, S., M. Peipoch, A. Gold, E. Lewis, J. Hripto, M. Sherman, K. Addy, D. Merritts, J. Kan, et al. 2021. Environmental Research Letters 16: 035016.
Li, A., J.D. Drummond, J.C. Bowen, R.M. Cory, L.A. Kaplan, and A.I. Packman. 2020. Water Resources Research 57(2): e2020WR027918.
Ecosystem-based management for military training, biodiversity, carbon storage, and climate resiliency on a complex coastal land/water-scape
Christensen, N.L., P.A. Cunningham, K. Matthews, I.C. Anderson, M.J. Brush, S. Cohen, C.A. Currin, S. Ensign et al. 2020. Journal of Environmental Management 280: 111755.
The crystal ball we're using is a web app that models how water, sediment, nitrogen, and phosphorus move across and underneath the earth’s surface.
In 2017, Bud and Marilyn Miller were the proud overseers of a new riparian buffer. Since then, a beautiful transformation has unfolded on their property.
By not having any in-person programs and workshops, we’ve been severely limited in our revenue intake, so your support this year is truly crucial.
Spatial and temporal variations of bacterioplankton in the Chesapeake Bay: a re‐examination with high‐throughput sequencing analysis
Wang, H., C. Zhang, F. Chen, and J. Kan. 2020. Limnology and Oceanography 65(12):3032-3045.
His boundless legacy and life’s work honoring indigenous peoples, humanity, and the earth will inspire us all for generations to come.
Having you as a Friend of Stroud Water Research Center means more to us this year than you can possibly know.
The AAAS/Subaru SB&F Prize for Excellence in Science Books celebrates outstanding science writing and illustration for children and young adults.
Healthy soils are a win for the farmers, a win for the environment, and a win for society, with the ability to grow healthy foods in a more sustainable way.
The East Branch of White Clay Creek is the subject of a restoration study on a time scale rarely applied to streams or rivers anywhere in the world.
Stream restorations rarely get monitored rigorously enough to determine if the “patient” has fully recovered.
Our educators have returned to something they do very well: delivering high-quality outdoor education programming that is both safe and meaningful for participants.
With a little bit of knowledge and prep work in the off season, you can just plant and harvest. Wouldn’t that be nice?
Transcriptomic and life history responses of the mayfly Neocloeon triangulifer to chronic diel thermal challenge
Hsuan C., D.D. Jima, D.H. Funk, J.K. Jackson, B.W. Sweeney, and D.B. Buchwalter. 2020. Nature Scientific Reports 10:19119.
Learn from a panel of experts how natural and green infrastructure are paying off for the health of the Delaware River.
Pennsylvania Watershed Education Task Force Honored with 2020 Outstanding Environmental Education Program Award and Second NOAA B-WET Grant
The task force is advancing statewide environmental literacy and meaningful watershed education for K-12 students and educators.
We're working with partners and land users to implement natural solutions to regenerate soils and safeguard fresh water, solutions that benefit both human communities and the entire ecosystem.
Watch a roundtable discussion among the designers, engineers, and client about “getting the water right” at Stroud Water Research Center’s Moorhead Environmental Complex.
A Canadian university is making sure students get fieldwork experience despite the pandemic — by mailing them freshwater field kits to use at home.
The trees will help restore stream banks, create habitat corridors, and mitigate runoff from a nearby road.
Timm, A., V. Ouellet, and M. Daniels. 2020. River Research and Applications 36(10): 1973-1984.
The project aims to document the current ecological status and health of the river and seeks to engage and educate a diverse set of river users and residents.
This challenge grant will enable us to sustain and expand our community-wide education and training programs, curricula, and instructional technologies.
Executive Director Jill Tidman accepted the Stroud Award for Freshwater Excellence in recognition of The Redford Center’s dedication to protect the environment and fresh water.
Stroud Water Research Center has launched a collaborative project to study the cultivation, soil health and environmental impact, and manufacturing of industrial hemp fiber.
The partnership has become a model for building formal and non-formal education partnerships in systemic watershed education.
We're studying how White Clay Creek can recover from deforestation and agricultural expansion and to what extent restoration practices can acclerate that recovery.
From families enjoying their backyard ponds to research scientists relaxing with some paddling time after spending a day taking samples, a collective 225 hours were logged on the water.
When Stroud Water Research Center’s doors reopen to the public, Lauren Ryley's will be the first face you see when entering the Moorhead Environmental Complex, so we want to take
With the world’s need for clean fresh water more pressing than ever, we must increase our capacity to pursue our mission.
Co-founded in 2005 by Robert Redford and his son, James Redford, the Redford Center uses the power of film and media to engage people through inspiring stories to environmental action.
Fishing guides in Michigan are using real-time data from an EnviroDIY monitoring station to remotely make appropriate decisions on where and when to fish.
Entomologist David Funk presents an hour-long dive into the natural histories of some of the most fascinating stream insects he has photographed.
Bernasconi originally wanted to be a marine biologist but a semester on a sailing ship convinced her to stick to studying fresh water.
New grants support education programs for underserved youth and prioritize minority and economically disadvantaged populations and local environmental justice communities.
To truly make a difference requires, not only understanding freshwater systems, but working with all kinds of communities to protect them.
Fiber artist Martha Ressler found a unique way to honor the volunteers who helped her and her husband Jay plant a “mini-forest” on their property: she immortalized them in a
Stroud Center entomologists have been sampling macroinvertebrates in the Susquehanna River near Procter & Gamble’s Mehoopany plant since 1974.
It’s challenging to limit plastic use in normal circumstances, but it’s nearly impossible to do during a global pandemic, Stroud Center staff discovered.
An article in Edible Philly dives into the effort to protect and restore clean water in the Delaware River watershed by working with farmers.
Stream restoration for legacy sediments at Gramies Run, Maryland: early lessons from implementation, water quality monitoring, and soil health
Mattern, K., A. Lutgen, N. Sienkiewicz, G. Jiang , J. Kan, M. Peipoch, and S. Inamdar. 2020. Water 12(8):2164.
Watch the video of the first webinar in a four-part series celebrating American River's 2020 River of the Year, Delaware River.
The Delaware River was named 2020 River of the Year by American Rivers for its progress in improving water quality, river restoration, and community revitalization.
Newbold's research on nutrient spiraling has been at the forefront of stream ecology for over 35 years and is recognized as an outstanding contribution to freshwater science.
The COVID-19 pandemic prevented us from bringing interns onto our campus this year but we are fortunate to have four interns working remotely.
We have come a long way since the beginning of the COVID-19 pandemic but our financial losses of program fees and donations are substantial setbacks.
“We really want to try to help the scientific community understand what the impact of healthier soils is on delivery of pollutants to waterways.”
Stroud Water Research Center scientists are investigating how milldam removal might affect groundwater and surface water quality.
Healthy soils can reduce soil erosion and nutrient runoff, and increase stormwater infiltration, reduce stream flooding, and improve groundwater base flows.
The health and safety of our staff and community are of utmost concern and we are closely monitoring the coronavirus situation.
Diving into eeBLUE: Stroud Water Research Center Partners with NOAA and NAAEE to Offer Watershed STEM Education
These grants will support programming for a total of 91 local 21st Century Community Learning Centers sites and their students, many of whom live in high-poverty and underserved areas.
“Life, as we know it, depends on water. The Stroud Center was founded to learn all we can about ways to preserve fresh water for health and sustenance as well
For teachers, access to real-time data on the Monitor My Watershed data portal can revolutionize the way students are taught about water.
Kerlin will bring his expertise to the table as the state Department of Education prepares to update its 17-year-old science standards.
Farms that have whole-farm financial and yield analyses completed often find that cropping marginal land costs more money than it produces.
It was through a Stroud Center internship that Fralick discovered his passion for navigating the relationship between environmental science and policy.
Claire’s sense of humor, contagious laugh, and magnificent smile lit up every room she entered, and were just a few of the many gifts she brought to the Stroud Center.
Streambank legacy sediment contributions to suspended sediment‐bound nutrient yields from a Mid‐Atlantic, Piedmont watershed
Jiang, G., A. Lutgen, K. Mattern, N. Sienkiewicz, J. Kan, and S. Inamdar. 2020. Journal of the American Water Resources Association 56(5):820–841.
How can homemade leaf packs and an online data portal help you study creeping, crawling aquatic macroinvertebrates?
Learn about the quality of our local streams, the water we drink, and the impact of climate change on our health.
Two graduate research assistantships related to legacy sediment and nutrient interactions in stream ecosystems are available starting fall 2020 or spring 2021.
“Thanks to the Future of Fresh Water Initiative, the public is being educated, awareness is being heightened, and streams are being restored."
Wayne Minshall was an expert in the ecology of flowing waters and fire ecology and an important contributor and co-author to the River Continuum Concept.
Not everyone has the opportunity to become a professional scientist, but a great scientist can come from anywhere. Anyone can be a part of science.
Getting participants outside for learning in nature is a vital step in helping them make connections between the program content and the real world.
Inamdar, S., N. Sienkiewicz, A. Lutgen, G. Jiang, and J. Kan. 2020. Soil Systems 4(2):30.
You can quite literally experience the creature comforts of staying at home with an innovative, web-based resource to support aquatic macroinvertebrate identification.
Blazure brings to Stroud Water Research Center a deep understanding of how improving agricultural soil health can result in healthier streams.
Jim Harbach has practiced no-till farming for 30 years and has documented how his soils can better withstand the extreme weather swings associated with climate change.
Explore our video library of aquatic macroinvertebrates wriggling, swimming, and crawling through stream water!
The app allows educators, citizen scientists, and creek enthusiasts to learn about water quality and identify aquatic invertebrates with a user-friendly suite of tools.
Do you like scavenger hunts? How can you tell if creek water is clean and healthy? Join Lucas and his sister as they act like scientists looking for certain kinds
Nutrients and heavy metals in legacy sediments: concentrations, comparisons with upland soils, and implications for water quality
Lutgen A., G. Jiang, N. Sienkiewicz, K. Mattern, J. Kan, and S. Inamdar. 2020. Journal of the American Water Resources Association 56(4): 669–691.
In this webinar recording John Jackson, Ph.D., talks about the 50th anniversary of Earth Day and its importance from the perspective of a stream.
An innovative program is showing farmers how to plant cash crops in buffer zones to help stabilize stream banks and clean up waterways.
Understanding how streams work and the importance of trees to streams is fundamental to engaging landowners and decision makers.
We are excited to announce major improvements to the Leaf Pack Network, an international network of teachers, students, and citizen monitors investigating their local stream ecosystems.
Hess and Gochnauer tell us what brought them to Stroud Water Research Center and what they hope to achieve here.
Master Watershed Stewards help develop science capacity to support stream and river protection and restoration by citizen science programs.
This webinar introduces viewers to how excessive salt affects life in freshwater streams and how a local group is raising awareness and changing behavior.
Our campus is quiet right now, but we want to assure you that we’re continuing our work during these challenging times.
Bacterial communities and nitrogen transformation genes in streambank legacy sediments and implications for biogeochemical processing
Sienkiewicz, N., R.L. Bier, J. Wang, L. Zgleszewski, A. Lutgen, G. Jiang, K. Mattern, S. Inamdar, and J. Kan. 2020. Biogeochemistry 148:271–290.
EITC funds enable us to offer field trips, school programs, and professional development at no or low cost to Pennsylvania public school districts.
Our remaining goal for the Future of Fresh Water Initiative is $11 million and an investment from you in our mission is deeply vital and appreciated!
There are some questions too complicated for lab experiments to answer.
"I believe time is our most valuable asset and experiences are better than things — do lots of stuff with awesome people."
Tickets sold out earlier than ever this year — here is a recap for those who were not able to attend, so you know to buy your tickets as soon
Do you like scavenger hunts? How can you tell if creek water is clean and healthy? Explore these questions and more in the pages of Creek Critters!
Ruiz-Sobrino, A., C.A. Martín-Blanco, T. Navarro, I. Almudi, G. Masiero, M. Jimenez-Caballero, D.B. Buchwalter, D.H. Funk, J.L. Gattolliat, M.C. Lemos, F. Jiménez, and F. Casares. 2020. Developmental Biology 462(1): 50–59.
Evaluating water quality for Amazonian streams along the Interoceanic Highway in Peru using macroinvertebrates collected by hand and with leaf packs
Sweeney, B.W., J.M. Battle, D.H. Funk, R.W. Flowers, T. Gonzales Ojeda, A. Huamantinco, J.K. Jackson, and M. Arnold. 2020. Limnologica 81, 125759.
Eastern oyster clearance and respiration rates in response to acute and chronic exposure to suspended sediment loads
La Peyre, M.K., S. Bernasconi, R. Lavaud, S.M. Casas, and J.F. La Peyrec. 2020. Journal of Sea Research 157, 101831.
Stroud Center scientists are pioneering a scientifically valid way to simulate rain to study the links between farming practices and healthy streams.
The fund will support dedicated programming for an audience historically underserved in STEM and outdoor aquatic recreation: women and girls.
Kay Dixon retired after 18 years in the Development Department but folks can still find her in her former office for a little while longer.
National Fish and Wildlife Foundation’s Chesapeake Bay Stewardship Fund is dedicated to helping local communities clean up and restore their polluted rivers and streams.
David Kline is the newest full-time member of our education department. Learn what led him to the Stroud Center and what he hopes to accomplish here.
Phenological modeling of the parthenogenetic mayfly Neocloeon triangulifer (Ephemeroptera: Baetidae) in White Clay Creek
Kolpas, A., D.H. Funk, J.K. Jackson, and B.W. Sweeney. 2019. Ecological Modeling 416, 108892
Payne, A.T., A.J. Davidson, J. Kan, M. Peipoch, R. Bier, and K. Williamson. 2019. Biofilm 2, 100016.
Since 1967, Stroud Water Research Center has focused on clean fresh water and we know that is only possible because of the support of friends like you.
Bastias, E., M. Bolivar, M. Ribot, M. Peipoch, S.S.A. Thomas, F. Sabater, and E. Martí. 2019. Freshwater Biology 65(3):435–445.
“It’s always fun to learn new things, but STREAM Girls was different because of how many new things we experienced that we never had before.”
Visionaries, Inc., a non-profit documentary film production company, will feature Stroud Water Research Center in its 24th season on PBS.
A couple of our cooperating landowners have been profiled recently by Lancaster Farming; take a few moments to learn how these partnerships are working for them.
How salty is too salty? Road salt keeps travelers safe in winter but can pose a serious threat to nearby streams. Episode 5 in the “Stories from the Streams” series
First Resource Bank President Glenn Marshall stopped by for a tour of the Stroud Center and to present a $2,500 EITC donation to our education program.
Share your outstanding story of MWEE partnership(s) or classroom implementation and apply for one of two NEW annual awards.
Students were introduced to freshwater science and experienced some of the methods our scientists use to study streams and rivers around the world.
Peipoch, M., S.R. Miller, T.R. Antao, and H.M. Valett. 2019. Science Reports 9, 16384.
Environmental education improves academic performance, increases civic engagement, and instills a belief that individuals can make a difference.
Fitzpatrick brings energy and enthusiasm, as well as years of experience providing support to administrators and executives, to the Stroud Center.
A Pennsylvania poultry and crops farmer shares his insights on creating rich habitat and cleaner water through riparian forested stream buffers.
Each year more than 3,000 K-12 public school students benefit from the generosity of businesses in the Education Improvement Tax Credit program.
The message from Sherri Mason, Ph.D., to those who attended the "Perils of Plastics" lecture was, "Reduce or eliminate your use of single-use plastic."
Learn how farmers and scientists can work together to maintain the health of soil and streams. Episode 2 in the “Stories from the Streams” series from WHYY TV12.
Arellano, A. R., T. S. Bianchi, C. L. Osburn, E. J. D'Sa, N. D. Ward, D. Oviedo‐Vargas, I. D. Joshi et al. 2019. Journal of Geophysical Research: Biogeosciences 124(10):3168–3188.
Nearly 70 male and female Cub Scouts ages 5-11 experienced hands-on, minds-on learning stations and Q&A sessions with real water science professionals.
The National Fish and Wildlife Foundation has awarded more than $1.9 million to the Stroud Center for watershed restoration projects.
Funk, D.H., B.W. Sweeney, and J.K. Jackson. 2019. Freshwater Science 38(4): 725–741.
Chad Pregracke was presented with the Stroud Award for Freshwater Excellence in recognition of his dedication and determination to protect fresh water.
A new online field guide promises to be an important tool for monitoring water quality and learning how to correctly identify freshwater insects.
Citizen science engages people from all backgrounds in the scientific process, empowering them to help solve environmental problems in their communities.
Stroud Center staff took a road trip to Michigan to train citizens and volunteers to use lower-cost, do-it-yourself technologies to monitor water quality.
The Stroud Center would like to introduce a young woman who took time out of her busy life to contribute to our mission.
Watch as a Philadelphia Eagle joins Axalta's All-Pro teachers for an education adventure in White Clay Creek! Episode 8 in the "Stories from the Streams" series.
Kerlin, S., M. Daniels, C. Staudt, and N. Marcum-Dietrich. 2019. Projects at Concord Consortium’s website.
Trophic interactions among algal blooms, macroinvertebrates, and brown trout: implications for trout recovery in a restored river
Peipoch, M., and H.M. Valett. 2019. River Research and Applications 35(9): 1563–1574.
Direct non‐invasive 1H NMR analysis of stream water DOM: Insights into the effects of lyophilization compared to whole water
Whitty, S.D., D.C. Waggoner, R.M. Cory, L.A. Kaplan, and P.G. Hatcher. 2019. Magnetic Resonance in Chemistry 59(5): 540–553.
Evaluating environmental change and behavioral decision-making for sustainability policy using an agent-based model: a case study for the Smoky Hill River Watershed, Kansas
Granco, G., J.L. Heier, J. Stamm, J.S. Bergtold, M.D. Daniels, et.al. 2019. Science of The Total Environment 695:133769.
To measure how fast algae grow while they are floating downstream, Stroud Center scientists floated, along with the algae, for an afternoon in canoes.
Fluvial Geomorphologist Melinda Daniels, Ph.D., was interviewed by NBC10 Philadelphia about how climate change is impacting flooding in our region and our research to combat it.
Clara Mendoza-Lera's research will investigate the burden that heavy storms and flooding, worsened by climate change, place on stream ecosystem health.
Stroud Center has contracted with the National Capital Region Network to monitor fish populations at 37 sites, mainly in Maryland, for the next three years.
Stroud™ Water Research Center recently participated in field days to share our knowledge about farming for clean fresh water.
From exploring streams for aquatic insects to performing a quick water-quality check, campers were introduced to a new layer of their watershed each day.
Learn how scientists are using advanced tools to track down the source of potentially harmful contaminants. Episode 6 in the “Stories from the Streams” series from WHYY TV12.
With the world’s need for clean fresh water more pressing than ever, we must increase our capacity to pursue that mission.
The 2019 Stroud Award for Freshwater Excellence will be presented to Chad Pregracke, founder of Living Lands & Waters.
Gardner, J.R., S.H. Ensign, J.N. Houser, and M.W. Doyle. 2019. Limnology and Oceanography 65(1): 128–142.
Bowen, J.C., L.A. Kaplan, and R.M. Cory. 2019. Limnology and Oceanography 65(1): 13–26.
In the last six years, Stroud Water Research Center has planted nearly 50,000 trees for clean water and healthy streams.
“Our students have learned not only how to make contributions to a global community of researchers but have been empowered by sharing their own data with the world."
Meeting the challenge for the Bernard W. Sweeney, Ph.D., Executive Director’s Fund will ensure we retain global leadership in freshwater science.
Our internship program, now in its 47th year, has ushered through hundreds of interns who have come in search of meaningful work.
Create habitat, protect water, and explore the outdoors: these are the principles and action steps that guide the Lancaster Conservancy’s Water Week.
Citizen scientists are monitoring the health of local streams with the help of new technology. Episode 4 in the “Stories from the Streams” series from WHYY TV12.
Forest restoration on floodplains mantled with legacy sediments: removing sediments appears unnecessary for successful restoration
Sweeney, B.W., A. Dunbar, C.L. Dow, and M.D. Daniels. 2019. Restoration Ecology 27(6): 1220-1230.
Diversity and spatial distribution of chromophytic phytoplankton in the Bay of Bengal revealed by RuBisCO genes (rbcL)
Pujari, L., C. Wu, J. Kan, N. Li, X. Wang, X. Shang, M. Wang, C. Zhou, and J. Sun. 2019. Frontiers in Microbiology 10:Article 1501.
Young seedlings face a variety of threats on floodplains that are also home to deer, rodents, invasive plants, and yes, flooding!
Stroud Center scientists shared their work at the weeklong annual meeting of this premier international organization of aquatic scientists.
Wang, J., J. Kan, G. Qian, J. Chen, Z. Xia, X. Zhang, H. Liu, and J. Sun. 2019. Environmental Pollution 252(B):1659-1670.
The new WATERS project will develop a student-centered curriculum for students of all abilities to learn water concepts and about water careers.
The Excellence in GSI Award recognizes work in the Greater Philadelphia region celebrating a nature-based approach to stormwater management.
The true power of Model My Watershed is in the lasting lessons of action-based stewardship that follow students into the field.
The pavilion adds a fourth outdoor space, which will allow our educators to keep class sizes small even when there is a group as large as 120 students.
Nature has a perfect way of insuring that rainwater sustains the planet. Episode 7 in the “Stories from the Streams” series from WHYY TV12.
Bass, O., J. Bowers, P. Brown, C. Dow, et al. 2019. Report to the Chester County Planning Commission, West Chester, Pennsylvania.
Protecting open space raises property values, protects the environment, improves health, generates economic activity, and costs less in community services.
Strayer, D.L., J. Geist, W.R. Haag, J.K. Jackson, and J.D. Newbold. 2019. Conservation Science and Practice 1(7):e53.
Kaplan, L.A. 2019. Environmental Data Initiative.
Environmental Monitor profiled the environmental education program at The Hill School in the Schuylkill River Greenways National Heritage Area.
Occupied and abandoned structures from ecosystem engineering differentially facilitate stream community colonization
Tumolo, B.B., L.K. Albertson, W.F. Cross, M.D. Daniels, and L.S. Sklar, 2019. Ecosphere 10(5):e02734.
Stable isotope and conservative tracer data used to estimate uptake of stream water dissolved organic carbon (DOC) through a whole-stream addition of a 13C-DOC tracer coupled with laboratory measurements of bioavailability of the tracer and stream water DOC using lability profiling with bioreactors
Kaplan, L.A., J.D. Newbold, T.N. Wiegner, and M.H. Ostrom. 2019. Environmental Data Initiative.
Attention, Pennsylvania Educators! You are invited to respond to the 2019 Status and Needs of Environmental Education in PA Survey.
The Stroud Center’s strong financial health and commitment to accountability and transparency have earned it four stars from Charity Navigator.
Heterotrophic bacteria dominate the diazotrophic community in the Eastern Indian Ocean (EIO) during pre-southwest monsoon
Wu, C., J. Kan, H. Liu, L. Pujari, C. Guo, X. Wang, and J. Sun. 2019. Microbial Ecology 78(4): 804–819.
Bressler, D.W., J.K. Jackson, M.J. Ehrhart, and D.B. Arscott. 2019. Narrative Inquiry in Bioethics 9(1):24–27.
“I feel like the farm is our living laboratory, and I look at farming like an entomologist. It’s an integrated system, and I’m never bored.”
Low-cost, open-source data collectors and a suite of collaborative online tools are making big leaps in the field of watershed monitoring.
The Stroud Center celebrated National Volunteer Week by planting six acres adjacent to a tributary of White Clay Creek at the Brandywine Polo Club.
The Stroud Center is engaged in research aimed at creating and testing new land-management practices to address issues raised by increased weather extremes.
Anaxipha hyalicetra sp. n. (Gryllidae, Trigonidiinae), a new sword-tailed cricket species from Arizona
Cole, J.A., and D.H. Funk. 2019. Journal of Orthoptera Research 28(1):3–9.
Horsburgh, J.S., J. Caraballo, M. Ramírez, A.K. Aufdenkampe, D.B. Arscott, and S.G. Damiano. 2019. Frontiers in Earth Science 7:67.
Daniels, M., M. Caldas, J.H. Stamm, M. Sanderson, J. Bergtold, G. Granco, M. Mather, J. Alstrup, and D. Haukos. 2019. Open Access Government 2:320–321.
Stroud Center scientists introduced six board members to Maritza Biological Station and the importance of our water research in the tropics.
When a stream’s normal ecosystem is disturbed, the growth of a normally beneficial species can explode and cause problems.
Approximately 95 percent of a neonicotinoid application washes into soil, streams, lakes, and elsewhere into the surrounding environment.
Discover why streams that are too warm endanger the habitats of mayflies and other life sustaining insects. Episode 3 in the “Stories from the Streams” series from WHYY TV12.
Ensign, S., D. Arscott, S. Hicks, A. Aufdenkampe, T. Muenz, J. Jackson, and D. Bressler. 2019. Eos, 100.
Riparian and upland afforestation: improving success by excluding deer from small areas with low fencing
Sweeney, B.W., and C.L. Dow. 2019. Natural Areas Journal 39(1):90–107.
Assistant Director of Education Tara Muenz was featured in the January 2019 edition of Chalk Talk, a weekly radio program on 1520AM WCHE.
From forest fires and plastic pollution to soil conservation and backpacking trips, the films highlighted problems as well as inspiring solutions.
Our badge program for Cub Scouts invites young minds to explore the scientific method and exercise their most powerful scientific tools: their senses.
Did you know that planting trees along a stream can filter out pollutants and dramatically improve water quality? Episode 1 in the "Stories From the Streams" video series.
Large-scale protection and restoration programs aimed at protecting stream ecosystem integrity: the role of science-based goal-setting, monitoring, and data management
Kroll, S.A., R.J. Horwitz, D.H. Keller, B.W. Sweeney, J.K. Jackson, and L.B. Perez. 2019. Freshwater Science 38(1): 23–29.
Watch this full-length version of the documentary showing how local farmers are growing better crops while protecting water quality.
In some areas, salt is necessary for safe winter driving and walking. But we have to decide how much is too much and what price we are paying for it.
Eco-friendly organic nanotubes encapsulating alkaline phosphatase and ecotoxicology of nanotubes to natural bacterial assemblages in coastal estuarine waters
Montgomery, M.T., G.E. Collins, T.J. Boyd, C.L. Osburn, D. Oviedo-Vargas, and Q. Lu. 2019. American Chemical Society Omega 4(1):2196–2205.
Octorara High School students spent three days learning about their part of the Chesapeake Bay Watershed and how they can promote its health and integrity.
The Robin L. Vannote Watershed Restoration Program proudly recognizes the many years of Vannote’s dedicated service, research contributions, and support.
Application deadline has passed. Stroud Water Research Center is pleased to announce that 17 stipends are available for Pennsylvania practicing teachers and school administrators.
The series shows how scientists, educators, and private citizens are working every day to maintain the quality of the water that sustains 15 million people.
Honoring Bern’s long career at the Stroud Center while ensuring the legacy of his dedication to global research, education, and watershed restoration.
Watch this three-minute trailer of the documentary showing how local farmers are growing better crops while protecting water quality.
Temperature affects acute mayfly responses to elevated salinity: implications for toxicity of road de-icing salts
Jackson, J.K., and D.H. Funk. 2018. Philosophical Transactions of the Royal Society B: Biological Sciences 374(1764).
Aquatic macroinvertebrate identification trainings for volunteers: results of a national materials and practices inventory survey
Louw, M., T. Muenz, J. Roberts, M. Wilson, and S. Kerlin. 2018. Technical report published through the Carnegie Mellon University School of Computer Science. Pittsburgh, PA USA. (CMU-HCII-18-104).
In 2018 alone, American Rivers removed 13 outdated dams, restored more than 400 miles of rivers, and protected more than 300 miles of wild rivers.
Tom Bott, Bern Sweeney, Lou Kaplan and Denis Newbold are using their retirement in order to continue to pursue their passions in freshwater science.
The after-school program provided students with safe, structured, meaningful, and fun activities that promote learning and growth at no cost to the parents.
Charlie Dow talks about long-term datasets and Scott Ensign explains how fly fishermen can protect and restore the streams upon which their hobby depends.
For more than 50 years, Stroud Water Research Center has focused on one thing – clean fresh water for all – and we know that is only possible because of
Grudzinski, B.P., and M.D. Daniels. 2018. Rangeland Ecology & Management 71(6):783–791.
Watch this seven-minute version of the documentary showing how local farmers are growing better crops while protecting water quality.
Watch this 16-minute version of the documentary showing how local farmers are growing better crops while protecting water quality.
To help citizen scientists become better volunteer stream monitors, we've partnered with Penn State Extension’s Master Watershed Steward program.
A year spent backpacking on the West Coast ignited a passion for fresh water in Maria Scarborough, the newest addition to our Entomology Group.
The Stroud Center presented strategies for assessing, monitoring, and conserving water resources to delegates from Afghanistan to Zimbabwe.
Recapping our Wine & Whiskey for Water celebration of our favorite fall indulgences and our healthy soil, healthy water film premiere.
Will and Kelly Smith share their experiences of conservation work done with the Stroud Center and the USDA’s Conservation Reserve Enhancement Program.
The 26-minute documentary film, produced by Natural Light Films of Lancaster, tells how local farmers are growing better crops while protecting water quality.
Regeneration and utilization of nutrients during the collapse of red tide of ciliate Mesodinium rubrum: influence on phytoplankton species composition
Zhang, Y., X. Song, P. J. Harrison, S. Liu, Z. Yu, J. Kan, P. Qian, H. Liu, and K. Yin. 2018. Science China: Earth Sciences 61(10):1384–1396.
A team of five Stroud Center scientists worked under the rainbows of the Orosí Volcano in Costa Rica to survey a dozen streams.
The 2018 Stroud Award for Freshwater Excellence will be presented to American Rivers on its 45th Anniversary and its President and CEO, Wm. Robert Irvin.
Rafa Morales Cueto, field station manager at Maritza Biological Station, filmed this tapir enjoying the rain while swimming in Río Tempisquito.
He's excited to be working to further understanding of freshwater ecosystems and to improve these systems through research, education, and restoration.
Join acclaimed photographer and author Tim Palmer as he inspires the audience with his stories and photos in celebration of the Wild and Scenic Rivers Act.
Ehrhart, M. and J. Jackson. 2018. Water Resources Impact 20(5):22-23.
Freedman, P., D.B. Arscott, S. Haag, and K. Hall. 2018. Water Resources Impact 20(5):19-21.
Freedman, P., M. Ehrhart, and K. Hall. 2018. Water Resources Impact 20(5):14–16.
Slippery, shiny, and available in varying shades of green, slime is the latest research interest of two Stroud Water Research Center scientists.
Her personal mission is to foster hands-on freshwater science education that teaches us about ourselves as well as our backyard water resources.
Cows wading in a stream might make a pretty picture but the reality is a lot less pleasant. Find out why in this 1-minute podcast featuring Jinjun Kan, Ph.D.
The outdoors were the setting for a boots-in-the-water workshop to advance professional development for non-formal educators and classroom teachers alike.
Marquard, J., R.E. Aalto, T.T. Barrows, B.A. Fisher, A.A. Aufdenkampe, and J.O. Stone. 2018. Earth Surfaces Processes and Landforms 44(1):98–111.
Seasonal trends in surface pCO2 and air‐sea CO2 fluxes in Apalachicola Bay, Florida, from VIIRS ocean color
Joshi, I. D., N.D. Ward, E.J. D’Sa, C.L. Osburn, T.S. Bianchi, and D. Oviedo‐Vargas. 2018. Journal of Geophysical Research: Biogeosciences 123:2466–2484.
Visitors learned the importance of integrating knowledge about farming practices and water quality and assessing the influence that farming decisions have on soils and streams.
The students expressed interest in the story water-quality testing told as they traveled down the river from the mines, through the farms, and into Philadelphia.
Through her work at the Stroud Center, Bier hopes to better understand how changes in farming practices on land affect the relationship between microbes and the processing of nutrients in
Caldas, M., M. Daniels, J. Bergtold, M. Sanderson, M. Mather, J.H. Stamm, D. Haukos, A. Sheshukov, and J. Aistrup. 2018. Scientia.
Axalta, the Philadelphia Eagles, and Stroud Water Research Center Celebrate All-Pro Teachers with a Day of STEM in the Stream
Teachers experienced STEM education in a real-world setting giving them the tools to cultivate the next generation of freshwater stewards.
For the last 50 years scientists at Stroud Water Research Center have demonstrated the connection between good land-use practices and clean fresh water, between healthy soil and healthy water.
The Stroud Center was one of three winners in the Partners in Innovation category, along with Utility Associates and University of Münster.
The internship experience allows undergraduates to see if they have the passion and fortitude necessary to meet the challenges of a research career.
Application deadline has passed. 17 Pennsylvania K-12 teachers will receive a $300 stipend to attend the 2018 summit.
Kan, J. 2018. Journal of Geophysical Research: Biogeosciences 123(7):2257–2269.
Society for Freshwater Science Fellows are the leaders, at national and international levels, of their areas of freshwater science.
Through the accurate and precise identification of these organisms, you will be better prepared to record taxonomic data for biomonitoring programs.
Diversity and distribution of anammox bacteria in water column and sediments of the Eastern Indian Ocean
Gang Q., J. Wanga, J. Kan, X. Zhanga, Z. Xiaa, X. Zhanga, Y. Miaoa, and J. Sun. 2018. International Biodeterioration & Biodegradation 133:52–62.
The rain didn't stop the second annual Road Rally as drivers counted bodies of water and restoration sites while answering clues about the region's history.
Direct channel precipitation and storm characteristics influence short‐term fallout radionuclide assessment of sediment source
Karwan, D.L., J.E. Pizzuto, R. Aalto, J. Marquard, A. Harpold, K. Skalak, A. Benthem, D.F. Levia, C.M. Siegert, and A.K. Aufdenkampe. 2018. Water Resources Research, 54.
By creating these teaching tools for other students to learn about freshwater ecosystems, the students developed their own curiosity about their outdoor environment.
Hydropsychid caddisflies spin silk mesh nets that they use to filter feed. These nets are important ecosystem engineering structures in flowing waters.
As part of the Milton Hershey School’s Agriculture and Environmental Education pathway, the students are taking the computer science skills they learn in the classroom and applying them to real-world
Soil carbon redistribution and organo-mineral associations after lateral soil movement and mixing in a first-order forest watershed
Fisher, B.A., A.K. Aufdenkampe, K. Yoo, R. Aalto, and J. Marquard. 2018. Geoderma 319:142–155.
Because of flooding caused by Hurricane Sandy, the National Fish and Wildlife Foundation provided Stroud Water Research Center with a $3 million grant to reduce flooding across the 1,800-acre White
Bison and cattle grazing impacts on baseflow suspended sediment concentrations within grassland streams
Grudzinski, B., C.M. Ruffing, M.D. Daniels, and M. Rawitch. 2018. Annals of the American Association of Geographers.
Stroud Water Research Center’s third annual golf outing was a huge success! Sunday’s downpour led to a delayed start for the course to dry out, but 96 golfers enjoyed a
Soil health management recognizes that the soil is a diverse, dynamic ecosystem that, under proper management, will support healthy crops with fewer inputs.
Students are not only learning how to protect our waterways; they are also conducting their own scientific research or restoring healthy streams — or sometimes both.
The video presentation highlights the Teaching Environmental Sustainability - Model My Watershed project to promote watershed stewardship, geospatial literacy, and systems thinking.
WikiWatershed web tools offer rapid visualization of watershed data, advanced geospatial analysis capabilities, and science-based predictions of human impacts on stormwater runoff and water quality.
The Stroud Center and its Delaware River Watershed Initiative partners are helping farmers implement agricultural best management practices to protect clean water.
The Stroud Center’s partnership with the Watershed Education Training Institute (WETi) at Millersville University allows WETi to offer high-quality watershed curricula and instruction.
The Stroud Center sponsors a series of cover cropping articles written by Steve Groff, a cover crop researcher and owner of Cover Crop Coaching.
Ensign comes to the Stroud Center at a unique point in its history. “Many of the legendary scientists who made the Stroud Center famous are retired, and the next generation
This was an unusual sighting because American mink are most active at night and in the early morning hours. It's also a good sign for White Clay Creek.
Every tree we plant helps prevent pollutants from entering our water supplies and provides lasting benefits of shade, beauty and the natural habitat essential to a healthy ecosystem.
Stroud Water Research Center restored 2.75 acres along two swales that transport rain water into a major tributary of the Brandywine River, which eventually flows downstream to provide drinking water for
Spoiler alert! These are the ANSWERS for the Pennsylvania Fish and Boat Commission Facebook #MysteryMacro questions featuring photos by Stroud Center entomologist Dave Funk.
Want a fun way to learn about freshwater macroinvertebrates? Check out the Pennsylvania Fish and Boat Commission #MysteryMacro quiz featuring photos by Dave Funk.
The Stroud Center is excited to share great news about our work to protect clean water as part of the Delaware River Watershed Initiative. We are proud to be one
As a result of a generous gift from brothers Greg, Barry, Keith, and Ray Bentley, the Chester County Council Boy Scouts of America and the Stroud Center are expanding their
The good, the bad and the lethal: gene expression and metabolomics reveal physiological mechanisms underlying chronic thermal effects in mayfly larvae (Neocloeon triangulifer)
Chou, H., W. Pathmasiri, J. Deese-Spruill, S.J. Sumner, D. Jima, D. Funk, J. Jackson, B. Sweeney, and D. Buchwalter. 2018. Frontiers in Ecology and Evolution 6:27.
When StateImpact Pennsylvania wanted to understand how our addiction to road salt is impacting the environment, they came to Stroud Water Research Center.
Peipoch's goal is to lead a productive, inclusive, and interdisciplinary research team: “In its very nature, the discipline of ecosystem ecology is a nexus for multiple perspectives and areas of
Support the Stroud Center at no cost to you! Amazon is tripling the donation amount to 1.5% when customers make their first eligible smile.amazon.com purchase from March 12–31.
BB&T's continued support has helped us teach thousands of public school students in grades 4 and up about the importance of freshwater stewardship.
Stroud Water Research Center collaborated with senior students in the horticulture program at the Williamson College of the Trades on their 2018 Philadelphia Flower Show exhibit entitled “Would You Drink
Pennsylvania Department of Conservation and Natural Resources organized the 2018 Riparian Forest Buffer Summit to provide conservation practitioners and decision makers with information and skills that they can use in
Rodale Institute, Stroud Water Research Center, Announce Innovative Partnership to Curb Ag Runoff Across 4 States
Supported with a nearly $6 million grant from the William Penn Foundation, the partners begin a new 6-year project to connect farming to cleaner drinking water in the Delaware River
Barclay Hoopes’ family has been farming in Landenberg, Pennsylvania, since 1854. He knows how he treats his land affects thousands of people downstream — it sits at the headwaters of White
Marcum-Dietrich, N., S. Kerlin, C. Staudt, and M. Daniels. 2018. The Science Teacher 85(2):39–48.
Two professional development workshops highlighted resources to engage students in learning about watersheds, stream health, and water quality.
Albertson, L.K., V. Ouellet, and M.D. Daniels. 2018. Journal of Freshwater Ecology 33(1):195–210.
Particulate organic matter (POM) composition in stream runoff following large storms: role of POM sources, particle size, and event characteristics
Johnson, E.R., S. Inamdar, J. Kan, and R. Vargas. 2018. Journal of Geophysical Research 123(2):660–675.
Stuckey, J.W., C. Goodwin, J. Wang, L.A. Kaplan, P. Vidal-Esquivel, T.P. Beebe Jr., and D.L. Sparks. 2018. Geochemical Transactions 19:6.
Oviposition behavior and host records for the parasitic midge Trichochilus lacteipennis (Johannsen) (Chironomidae: Orthocladiinae)
Funk, D.H., S. Roberts, and A. Graham. 2018. CHIRONOMUS Journal of Chironomidae Research 31.
Visit two exhibits featuring our research, education, and watershed restoration or hear us speak at the Water Summit!
Chatterjee, S., M.D. Daniels, A.Y. Sheshukov, and J. Gao. 2018. River Research and Applications 34(3):195–206.
Sweeney, B.W., D.H. Funk, A.A. Camp, D.B. Buchwalter, and J.K. Jackson. 2018. Freshwater Science 37(1):64–81.
Stroud Water Research Center is pleased to announce the expansion of watershed education professional development and training events.
During thaws and rain events, road salt is carried into streams where it can have chronic and sometimes acute effects on biological communities.
Our educators visited the Lamotte Company recently to discuss our product line and our partnership. Lamotte sells a few of our education products including the Leaf Pack Experiment Stream Ecology
Planting trees and shrubs on streamside crop land improves water quality. What if you could plant a buffer that would protect a stream and yield a crop?
“Before European colonization, beavers would have been ubiquitous across the northern United States Great Lakes region,” explains Melinda Daniels, Associate Research Scientist and Principal Investigator of the Fluvial Geomorphology Group.
Hurricane Maria forced the North American Association of Environmental Education to cancel its annual conference. After reaching out to support their Puerto Rican partners, they then organized a "virtual conference"
DNB First’s support will allow the Stroud Center to make its school programs, field trips, and professional development workshops available at no or reduced cost to public school districts whose budgets might not
Stroud Water Research Center gratefully acknowledges Meridian Bank’s recent gift through the Pennsylvania Education Improvement Tax Credits (EITC) program. The EITC program enables the Stroud Center to provide innovative programs at
“Neither snow nor rain nor heat nor gloom of night will keep Stroud Center researchers from the swift completion of their appointed stream sampling.”
Éclat Chocolate, whose chocolates were named best in America by Bon Appétit, has released a new chocolate bar to support Stroud Water Research Center.
Don’t forget to use Amazon Smile this holiday season! It offers the same great selection as Amazon with a portion of each purchase to benefit the Stroud Center.
Cheese lovers have a new reason to celebrate this holiday season: The Farm at Doe Run has a new cheese that supports clean fresh water around the world.
Our educators have developed extensive resources for educating adults and students about watersheds and their importance. Register for spring programs now!
Bud and Marilyn Miller see their newly planted streamside forest as a valuable investment for future generations.
Our scientists are advancing knowledge of freshwater systems on five continents and our educators are using the Leaf Pack Network® materials to teach freshwater stewardship throughout North, Central and South
Researchers from the Stroud Center visited the Río Rincón on the Osa Peninsula in Costa Rica to scope out potential sites for an upcoming survey of the physical, chemical, and
A wildlife camera recorded footage of a tapir walking near Maritza Biological Station in Costa Rica.
A rare daytime sighting of a tapir near Maritza Biological Station in Costa Rica.
Throughout its more than 50 year history, Stroud™ Water Research Center has provided a unique opportunity for hundreds of university students to work alongside freshwater scientists and educators. In the
As we wind down our 50th anniversary year, and make plans for the next 50, we wanted to share our gratitude with you.
Diana Oviedo-Vargas, Ph.D., grew up in a rural town in Costa Rica and was drawn to the Stroud Center because of its long-term research in Costa Rica.
The Stroud Center celebrated fifty years of freshwater research, education, and restoration while highlighting the Beatles, the Mod era, and groovy attire!
Since the 1970s, Stroud™ Water Research Center scientists have used leaf packs to better understand stream ecosystems from Pennsylvania to Peru and beyond.
Stroud™ Water Research Center’s Watershed Restoration Group was awarded $750,000 to install best management practices on 24 farms.
With the help of the USDA, a growing number of farmers are choosing to plant streamside forests to protect water quality for their downstream neighbors.
The Water’s Edge has honored some of the world’s most renowned environmentalists and water experts at an evening celebrating the importance of freshwater research, education, conservation and watershed restoration.
The Stroud Center's Model My Watershed web app has again been recommended by the CADRE network for STEM education researchers.
The TES-MMW curriculum gives students the ability to use data to understand how human actions impact watershed health.
Stroud Center educators were featured in a segment about the Schuylkill Acts & Impacts watershed expedition on the syndicated earth science series.
The Stroud Center announces a generous gift-in-kind partnership from Rittenhouse Builders to provide vital renovations of the outdoor isotope laboratory.
Chesapeake Bay cleanup and Pennsylvania watersheds aided by NOAA-funded task force to increase environmental literacy.
The Stroud Center and the Brandywine Conservancy hosted a tree planting on a farm that was once the northern base of the historic King Ranch of Texas.
The Stoltzfus farm is a great example of how the Stroud Center can help landowners tap a range of public and private funds to help them afford projects.
Willow Run Farm has a sustainable philosophy that includes grass-fed cattle, free-range chickens, and restoring a stream with the help of the Stroud Center.
Anderson was a retired high school advanced-biology teacher, a Stroud Center adjunct research associate, and an environmental educator in our Stream School.
Anniversary book celebrating 50 years of the Stroud Center's history. Published by Stroud Water Research Center.
The 45th summer of our internship program has come and gone but we didn’t want to miss the chance to say thanks to our interns for their hard work.
Axalta Coating Systems partnered with the Stroud Center to host students from Young Men and Women in Charge for a day focused on freshwater conservation.
Prince Albert II of Monaco accepted the Stroud Award for Freshwater Excellence as the Stroud Center celebrated 50 years of advancing knowledge and stewardship of fresh water.
Celebrate 50 years of Stroud Water Research Center history with our new anniversary book, available for download or as a hard copy at one of our events.
Stroud™ Water Research Center’s Executive Director, David Arscott, Ph.D., recently spoke with members of the Christina River Basin Task Force on a tour of Hoopes’ farm.
This ovoviviparous mayfly holds her eggs internally until embryonic development is complete after which she lays them in water and they hatch immediately.
A great video from Georgia Adopt-a-Stream showing how volunteers can sample for dissolved oxygen in streams.
John Jackson, Ph.D., talks about his work as principal investigator in the Entomology Group at Stroud Water Research Center.
Steve Kerlin, Ph.D., describes his work as Education Director at Stroud Water Research Center.
David Bressler describes his work as a citizen science facilitator at Stroud Water Research Center.
Dave Montgomery talks about his work as watershed manager at Stroud Water Research Center.
Charles Dow, Ph.D., talks about his work as Director of Information Services at Stroud Water Research Center.
William “Bill” Anderson describes his work as an environmental educator at Stroud Water Research Center.
Melinda Daniels, Ph.D., describes her work as a fluvial geomorphologist at Stroud Water Research Center.
Libby Gregg describes her works as computer systems administrator and environmental educator at Stroud Water Research Center.
Laura Borecki Zgleszewski describes her work in the Fish Ecology and Microbiology groups at Stroud™ Water Research Center.
David Arscott, Ph.D., describes his education, research, and work at Stroud™ Water Research Center.
Michael Gentile describes his work as a biogeochemistry research technician at Stroud™ Water Research Center.
Kelly McIntyre describes her work as an aquatic entomology research technician at Stroud™ Water Research Center.
Thanks to our friends at County Lines Magazine for the great recap of our first Rally for Fresh Water! Keep tuned to our events page for details about our 2018 Rally for
His Serene Highness Prince Albert II of Monaco to receive Stroud Award for Freshwater Excellence on September 17 at Winterthur as the Stroud Center celebrates its 50th anniversary.
Riparian and geomorphic controls on thermal habitat dynamics of pools in a temperate headwater stream
Ouellet, V., E.E. Gibson, M.D. Daniels, and N.A. Watson. 2017. Ecohydrology 10:e1891.
Stroud™ Water Research Center is exploring the possibility of generating clean and renewable energy by using microorganisms.
Research has shown that streamside forests minimize pollutants reaching the water and help streams cleanse themselves of pollutants that do reach the water.
Learn about the ecosystem benefits of net-spinning caddisflies, as well as how they interact with their environment.
Wild trout need cold, clean fresh water, which you would find in a shaded stream, a stream that has many trees growing right by it.
Stroud Center scientists are often outside working in and around streams, and sometimes just happen to catch a view of the coolest things!
Stroud™ Water Research Center is working today to ensure water quality and availability tomorrow.
Stroud™ Water Research Center scientists and educators are advancing knowledge and stewardship of freshwater systems on five continents.
We engage the public in watershed restoration by helping landowners implement best management practices and plant streamside forest buffers.
We develop environmental education programs for indoor, outdoor, and digital classrooms, reaching thousands of adults and children each year.
By discovering what makes the world’s streams and rivers healthy, Stroud™ Water Research Center is ensuring we can all enjoy clean, fresh water.
We believe in an independent voice, in adventure, inspiration, perseverance and integrity. At the Stroud Center, we believe the future of water starts here.
Car enthusiasts supported clean water on an 80-mile scenic journey in Chester and Lancaster counties.
Stroud Center promotes Dave Arscott to executive director and Bern Sweeney to distinguished research scientist.
Status and needs of environmental education related organizations in Wisconsin: results from the 2015-2016 state-wide survey
Hougham, J., S. Kerlin, K. Liddicoat, K. Ellis, and E. Crampe. 2017. A technical report from University of Wisconsin-Extension,Wisconsin Center for Environmental Education, Wisconsin Association for Environmental Education, and the 2015
Learn about the ecosystem benefits of net-spinning caddisflies, as well as how they interact with their environment, from Ben Tumolo, a visiting Ph.D. candidate from Montana State University. Caddisflies are
The Water SCIENCE curriculum has middle school students complete hands-on science and engineering activities, receive guidance and instruction from undergraduate and graduate student mentors, interact online with STEM professionals, and
38 Master of Landscape Architecture students from the University of Pennsylvania visited Stroud Water Research Center to learn about protecting clean fresh water through land use and best management practices.
Sovana Bistro’s “Dine and Donate” night to benefit the Stroud Center was a huge success! On Sunday, April 23, diners raised $1,012 to benefit our freshwater research, environmental education, and
Totora brings more than 15 years of combined environmental education and field work experience. A self-proclaimed “STEMinist,” she has a passion for sharing the wonders of the natural world with
This spring, more than 130 students helped Stroud Center educators and watershed restoration staff monitor streamside forests in the Middle-Schuylkill and Brandywine-Christina watersheds.
After decades of exceptional leadership, Bern Sweeney, Ph.D., is ready to focus on his primary passion at the Stroud Center, research, and continue to help with outreach and fundraising activities.
Arsenic (V) bioconcentration kinetics in freshwater macroinvertebrates and periphyton is influenced by pH
Lopez, A.R., D.H. Funk, and D.B. Buchwalter. 2017. Environmental Pollution 224:82–88.
The WikiWatershed toolkit was awarded the 2017 Governor's Award for Environmental Excellence by the Pennsylvania Department of Environmental Protection.
Physiological responses to short-term thermal stress in mayfly (Neocloeon triangulifer) larvae in relation to upper thermal limits
Kim, K.S., H. Chou, D.H. Funk, J.K. Jackson, B.W. Sweeney, and D.B. Buchwalter. 2017. Journal of Experimental Biology 220:2598–2605.
Our goal is to engage about 10,000 children and adults in our programs on a yearly basis by 2020 and sustain that number into the future.
Stroud Water Research Center is working with Delaware River Watershed Initiative partner organizations to grow their network of volunteers and enhance the quality and quantity of the data they collect.
An educational project showing how a shift to an ecosystem esthetic can reduce the carbon footprint of a landowner's landscape while its maintaining beauty.
The Stroud Center celebrated National Volunteer Week with help from Exelon Generation, BB&T, Cheshire Hunt Conservancy, Colonial Pipeline, Dansko, Hugh Lofting Timber Framing, and local community members.
Payton Shonk was honored for his Eagle Scout project, an education kiosk, at the Stroud Center's dedication of a new outdoor classroom.
Stroud Center entomologist David Funk documented the unusual behavior of an orthoclad midge species at Lake Umbagog on the Maine/New Hampshire border: Adult females fly over the lake and extrude
Stroud Center education staff continued their international impact at the recent North American Association for Environmental Education conference.
"I think science can be a little intimidating," Bressler says. "Through citizen science, I hope we can make environmental science more accessible."
Stroud Center scientists are using DNA to identify the likely sources of fecal bacteria in streams, a potential human health risk.
Archaea dominate the ammonia-oxidizing community in deep-sea sediments of the Eastern Indian Ocean – from the Equator to the Bay of Bengal
Wang, J., J. Kan, X. Zhang, Z. Xia, X. Zhang, G. Qian, Y. Miao, X. Leng, and J. Sun. 2017. Frontiers in Microbiology 8:415.
Petrakis, S., A. Seyfferth, J. Kan, S. Inamdar, and R. Vargas. 2017. Biogeochemistry 133(2):147–164.
Colonization and diversification of aquatic insects on three Macronesian archipelagos using 59 nuclear loci derived from a draft genome
Rutschmann, S., H. Detering, S. Simon, D.H. Funk, J-L. Gattolliat, S.J. Hughes, P.M. Raposeiro, R. DeSalle, M. Sartori, M.T. Monaghan. 2017. Molecular Phylogenetics and Evolution 107:27–38.
Macroinvertebrates of rivers and creeks along the interoceanic highway, Cusco and Puerto Maldonado, Perú
Sweeney, B. W., D.H. Funk, R. W. Flowers, T. Gonzales, and A. Huamantinco. 2017. Museum Guide No. 843, The Field Museum, Chicago, Illinois.
Spencer, D., D. Haukos, C. Hage, M. Daniels, and D. Goodin. 2017. Global Ecology and Conservation 9:21–38.
Dissimilatory microbial iron reduction release DOC (dissolved organic carbon) from carbon-ferrihydrite association
Pan, W., J. Kan, S. Inamdar, C. Chen, and D. Sparks. 2016. Soil Biology and Biochemistry 103:232–240.
David Reinfeld brings with him more than 15 years of arts, culture, and social service fundraising in the nonprofit sector.
Stroud Water Research Center honored the National Park Service and its director Jonathan Jarvis at the Water’s Edge gala at Longwood Gardens in Kennett Square, Pennsylvania.
Water treatment facilities have procedures in place to make water safe for drinking. But the dirtier the water, the greater the cost to treat it.
We’re expanding our professional development programs for educators to include the WikiWatershed webinar series, more workshops at the Stroud Center, and an emerging partnership with the Chester County Intermediate Unit.
Kacoroski, J., K. Liddicoat, and S. Kerlin. 2016. Applied Environmental Education & Communication, 15(4):301–311.
Director Jarvis reflected upon the NPS's focus on the future as it enters its second century stewarding our country’s natural and historic resources.
When mayfly populations decline, it's a warning that something has gone wrong. But what? Stroud Center scientists and their colleagues are investigating.
The staff and board of directors of Stroud Water Research Center are pleased to welcome Robert DiFilippo, Holly Michael, Josh Auld, and Michael Bucklin.
Whether you are a teacher, parent, or citizen scientist, here are a few ideas worth considering to make the most of mobile digital technology for environmental education.
Miller, M.P., E.W. Boyer, D.M. McKnight, M.G. Brown, R.S. Gabor, C.T. Hunsaker, L. Iavorivska, S. Inamdar, D.W. Johnson, L.A. Kaplan, H. Lin, W.H. McDowell, and J.N. Perdrial. 2016. Water Resources
Students from Serviam Girls Academy spent a day learning about water-quality indicators as part of the Stroud Center’s award-winning stream ecology program.
John Jackson, Ph.D., Senior Entomology Scientist, and Matt Ehrhart, Director of Watershed Restoration, will discuss the Stroud Center’s work throughout the Delaware River Basin, including our role in the Delaware
To unplug or plug in: adopting the right mobile digital technologies to enhance environmental education
Hougham, J., and S. Kerlin. 2016. Green Teacher 111:3–6.
Despite the gorgeous weather at the beach, a great turnout showed up at Dogfish Head Craft Brewery on Saturday, August 20 to learn about the Stroud Center's work throughout the
Conservation orgs may receive free technical assistance from the Consortium for Scientific Assistance to Watersheds through a Growing Greener grant.
Have you ever wondered what swims by your feet in your local creek? In this month’s episode of Science Education Monthly Feature, Dr. Valerie Ouellet uses electroshocking to identify the
Two Michigan schools used our Leaf Pack Experiment to assess their local stream’s health. They discovered what was impacting their stream and then developed a plan to restore it with
Stroud Center entomologists have been sampling macroinvertebrates in the Susquehanna River near Procter & Gamble’s Mehoopany plant since 1974. The number of insect species collected has doubled over that time
Riparian buffers, cover crops, even rain gutters on the barn can make a big difference to water quality. U.S. Sen. Bob Casey Jr. saw all this and more on a
Ecological information specialist Rich Shockey is one of our most effective partners helping to spread the word about how streamside forests protect and restore streams and rivers.
There's just something about going outside. It's fun. It lowers stress. It helps students focus. And it's a great way to learn about freshwater science.
Beryllium-7 wet deposition variation with storm height, synoptic classification, and tree canopy state in the mid-Atlantic USA
Karwan, D. L., C. M. Siegert, D. F. Levia, J. Pizzuto, J. Marquard, R. Aalto, and A. K. Aufdenkampe. 2016. Hydrological Processes 30(1):75–89.
Kaplan, L.A., and R. Cory. 2016. Pages 241–320 in J.B. Jones and E.H. Stanley (editors). Stream Ecosystems in a Changing Environment. Academic Press, Cambridge, Massachusetts.
On the centennial anniversary of one of America’s greatest treasures, the SAFE Water Award will be presented to the National Park Service and its director, Jonathan Jarvis.
Stroud Center Receives $2.5 Million Grant to Boost Citizen-Science Water-Quality Monitoring in Delaware River Basin.
Nutrient spiraling and transport in streams: the importance of in-stream biological processes to nutrient dynamics in streams
Webster, J.R., J.D. Newbold, and L. Lin. 2016. Pages 179–237 in J.B. Jones and E.H. Stanley, (editors). Streams in a changing environment. Academic Press, Cambridge, Massachusetts.
Despite the ominous weather forecast, the Stroud Center’s Blues, Brews, and BBQ event was held among blue skies and sunshine at Scarlett Thicket Farm in Kennett Square, Pennsylvania.
National Volunteer Week and Corporate Days of Service gave Stroud™ Water Research Center a helping hand throughout April and May.
We’re excited to share that the Stroud Center was named Conservation Organization of the Year by the Berks County Conservation District.
Stroud Center entomologists, interns, and educators joined citizen scientists and others for the National Park Service Centennial BioBlitz.
To cultivate the next generation of scientists and watershed stewards, Stroud Center and partners are taking Model My Watershed to classrooms nationwide.
Held in drought-stricken southern California, the focus was on the consequences of depleting freshwater resources and potential solutions.
Stroud Center's internship program, now in its 44th year, has ushered through hundreds of interns who have come in search of meaningful work.
A snapshot on spatial and vertical distribution of bacterial communities in the Eastern Indian Ocean
Wang, J., L. Borecki, X. Zhang, D. Wang, J. Kan, and J. Sun. 2016. Acta Oceanologica Sinica 35:85–93.
D.H. Funk. 2016. Journal of Orthoptera Research 25:7–13.
Lopez, A.R., D.R. Hesterberg, D.H. Funk, and D.B. Buchwalter. 2016. Environmental Science & Technology 50(12):6556–6564.
Coal ash constituents at the base of aquatic food webs: processes affecting bioaccumulation and trophic transfer of arsenic
Lopez, A.R., D.R. Hesterberg, D.H. Funk, and D.B. Buchwalter. 2016. Water Resources Research Institute of The University of North Carolina Report No. 465.
River conservation, restoration, and preservation: rewarding private behavior to enhance the commons
Sweeney, B.W., and J.G. Blaine. 2016. Freshwater Science 35:755–763.
We are thrilled to now offer Girl Scout and Boy Scout programs! On Saturday April 30, Brownie Troop #4070 visited us to complete their Wonders of Water Journey badges. Chadds
Horsburgh, J.S., A.K. Aufdenkampe, E. Mayorga, K.A. Lehnert, L. Hsu, L. Song, A.S. Jones, S.G. Damiano, D.G. Tarboton, D. Valentine, I. Zaslavsky, and T. Whitenack. 2016. Environmental Modelling & Software 79:55–74.
Stroud Water Research Center study finds crayfish may benefit insects, reduce sediment settling in impaired streams.
While an intern at the Stroud Center, Kristen Jellison, Ph.D., got her first taste of investigative scientific research, and she was immediately hooked.
Stroud Center scientists are studying how well best management practices on farms protect drinking-water sources from pollution.
For the long-tailed dance fly, every night is ladies’ night, Dave Funk explained in a lecture a University of Delaware insect ecology class.
Seasonal dynamics of the soil microbial community structure within the proximal area of tree boles: possible influence of stemflow
Rosier, C.L., D.F. Levia, J.T. Van Stan, A.K. Aufdenkampe, and J. Kan. 2016. European Journal of Soil Biology 73:108–118.
Geochemistry and mixing drive the spatial distribution of free-living archaea and bacteria in Yellowstone Lake
Kan, J., S. Clingenpeel, C.L. Dow, T.R. McDermott, R.E. Macur, W.P. Inskeep, and K.H. Nealson. 2016. Frontiers in Microbiology 7(210):1–13.
Albertson, L.K., and M.D. Daniels. 2016. Freshwater Biology 61(5):670–679.
Detecting signatures of competition from observational data: a combined approach using DNA barcoding, diversity partitioning and checkerboards at small spatial scales
Bringloe, T., S. J. Adamowicz, V. F. I. Harvey, J. K. Jackson, K. Cottenie. 2016. Freshwater Biology 61:646–657.
Effects of invasive crayfish on fine sediment accumulation, gravel movement, and macroinvertebrate communities
Albertson, L.K., and M.D. Daniels. 2016. Freshwater Science 35(2):644–653.
We share our science to increase awareness and create a public dialogue centered on the protection, preservation, and restoration of watersheds everywhere.
Emily Scott’s background is unique. Our interns are often students of environmental science, she majored in anthropology and religious studies.
"The fish ... eat the insects ... on the leaves ... that come from trees!" shouted children and their parents through the forest along White Clay Creek.
Bison and cattle grazing management, bare ground coverage, and links to suspended sediment concentrations in grassland streams
Grudzinski, B.P., M.D. Daniels, K. Anibas, and D. Spencer. 2016. Journal of the American Water Resources Association 52(1):16–30.
Baseflow physical characteristics differ at multiple spatial scales in stream networks across diverse biomes
Rüegg, J., W.K. Dodds, M.D. Daniels, et al. 2015. Landscape Ecology 31(1):119–136.
W. Tietjen, S. Becker, T.K. Muenz, S.W. Golladay. 2016. Southeastern Naturalist.
Stroud Center scientists have authored or co-authored more than two dozen scientific papers this year, exhibiting the range of our science from Yellowstone Lake to Costa Rica and from earthworm
Matt Ehrhart took on a new and substantial responsibility last year when his peers elected him president of the Penn State Agricultural Council.
Stroud Center announces the retirement of Susan Gill, the appointment of new education director Steven Kerlin and the promotion of Tara Muenz to assistant director of education.
"When we ask, do we have enough water when we need it and where we need it, and is the water quality good enough for our children to swim in,
Carbon pools in stream-riparian corridors: legacy of disturbance along mountain streams of south-eastern Wyoming
Ruffing, C.M., K.A. Dwire, and M.D. Daniels. 2015. Earth Surfaces Processes and Landforms 41(2):208–223.
An acoustic Doppler current profiler lets our scientists stay safe and dry while taking crucial streamflow measurements during flood conditions.
Part 2: Sensitivity comparisons of the mayfly Centroptilum triangulifer to Ceriodaphnia dubia and Daphnia magna using standard reference toxicants; NaCl, KCl and CuSO4
Struewing, K.A., J.M. Lazorchak, P.C. Weaver, B.R. Johnson, D.H. Funk, and D.B. Buchwalter. 2015. Chemosphere 139:597–603.
How big of an effect do small dams have? Using geomorphological footprints to quantify spatial impact of low-head dams and identify patterns of across-dam variation
Fencl, J.S., M.E. Mather, K.H. Costigan, and M.D. Daniels. 2015. PLoS ONE 10(11):e0141210.
Part 1: Laboratory culture of Centroptilum triangulifer (Ephemeroptera: Baetidae) using a defined diet of three diatoms
Weaver, P.C., J.M. Lazorchak, K.A. Struewing, S.J. DeCelles, D.H. Funk, D.B. Buchwalter, and B.R. Johnson. 2015. Chemosphere 139:589–596.
“Holy cow, how do people get up to that place? I might need a helicopter to lower me down on a cable.” Bernard W. Sweeney, Ph.D., director of Stroud Water
Stroud Water Research Center and Waterkeeper Alliance will help the tiny Himalayan nation test and monitor its freshwater resources.
Geomicrobiology of sublacustrine thermal vents in Yellowstone Lake: geochemical controls on microbial community structure and function
Inskeep, W.P., Z.J. Jay, R.E. Macur, S. Clingenpeel, A. Tenney, D. Lovalvo, J.P. Beam, M.A. Kozubal, W.C. Shanks, L.A. Morgan, J. Kan, Y. Gorby, S. Yooseph, and K. Nealson. 2015. Frontiers
- Creating watershed ambassadors, The Exchange, Millersville University
- Nature Abounds working with Carnegie Mellon University on citizen science grant, Gant Daily, Clearfield County, Pa.
- A fundraising party for young adults
MOONLIT STREAM STROLL Stroud Center kicked off the busy fall season with a Moonlit Stream Stroll on Friday, September 25. Trish Scott and Anne Stroud, who generously sponsored this event,
Stroud Water Research Center rolled out the red carpet for water systems experts from 23 countries who gathered to learn how to best protect their home countries' water resources.
Louis A. Kaplan, Ph.D., accepted a one-year appointment as a visiting scientist at the federal agency that funds innovative scientific research.
First record of a large-scale bloom-causing species Nannochloropsis granulata (Monodopsidaceae, Eustigmatophyceae) in China Sea Waters
Zhang, X., J. Kan, J. Wang, H. Gu, J. Hu, Y. Zhao, and J. Sun. 2015. Ecotoxicology 24:1430–1441.
- Residents have their say at Artesian Water meeting, Daily Local News
- Stroud expands environmental awareness with its intern program, Daily Local News
- Natural Selections: Jubilee in the Grove, Montgomery
Abigail Thayer, a Research Experience for Undergraduates participant at the Stroud Center, learned about researching Earth’s Critical Zone.
“Hydrosphere! Lithosphere! Atmosphere! Biosphere!” students and teachers shouted during orientation for this summer’s Critical Zone Observatory (CZO) Research Experience for Undergraduates and Teachers (REU/RET). As a means to understand each
Big storm events deliver huge amounts of particulate materials, which contributes significantly to the total amount of nutrients in freshwater streams and rivers.
The Stroud Center will measure the huge amount sediment-associated nitrogen flushed downstream during intense storms, and investigate what happens to it.
Guests who were lucky enough to get tickets enjoyed an evening of abundance from the moment they walked into the beautifully restored stables at The Farm at Doe Run.
Cleaning up the bay and its tributaries will improve the lives of 17 million people who live in the Chesapeake Bay watershed.
Stroud Water Research Center will confer the 2015 Freshwater Excellence Award to Cousteau on November 19 during its annual Water's Edge Gala at Longwood Gardens.
Cleaning up the bay and its tributaries will improve the lives of 17 million people who live in the Chesapeake Bay Watershed.
The geochemical transformation of soils by agriculture and its dependence on soil erosion: an application of the geochemical mass balance approach
Yoo, K., B. Fisher, J. Ji, A. Aufdenkampe, and J. Klaminder. 2015. Science of the Total Environment 521:326–335.
Caldasa, M.M., M.R. Sanderson, M. Mather, M.D. Daniels, J.S. Bergtold, J. Aistrup, J.L. Heier Stamm, D. Haukosc, K. Douglas-Mankin, A.Y. Sheshukov, and D.Lopez-Carr. Proceedings of the National Academy of Sciences
Wiegner, T.N., L.A. Kaplan, S.E. Ziegler, R.H. Findlay. 2015. Aquatic Microbial Ecology 75:225–237.
In May, Stroud Water Research Center scientists attended the weeklong annual meeting of the Society for Freshwater Science (SFS) in Milwaukee, Wisconsin.
Volunteers planted, staked and installed tree shelters on 500 trees. The work was completed within two hours — a new record for the Stroud Center.
The United States Environmental Protection Agency issued a final rule that clarifies what “waters of the United States” are covered under the Clean Water Act.
White, T., S. Brantley, S. Banwart, J. Chorover, W. Dietrich, L. Derry, K. Lohse, S. Anderson, A. Aufdenkampe, R. Bales, P. Kumar, D. Richter, and B. McDowell. 2015. Pages 15–17
Fish growth, physiological stress, and tissue condition in response to rate or temperature change during cool or warm diel thermal cycles
Eldridge, W.H., B.W. Sweeney, and J.M.Law. 2015. Canadian Journal of Fisheries and Aquatic Science 72(10):1527-1537.
The Stroud Center will confer the 2015 Freshwater Excellence Award to Cousteau on November 19 during its annual Water's Edge Gala at Longwood Gardens.
Longitudinal shifts in dissolved organic matter chemogeography and chemodiversity within headwater streams: a river continuum reprise
Mosher, J.J., L.A. Kaplan, D.C. Podgorski, A.M. McKenna, and A.G. Marshall. 2015. Biogeochemistry 124(1–3):371–385.
On May 19, the Senate Environment and Public Works Committee will hold a hearing on a bill which would require the EPA to withdraw its proposed “waters of the United
Berks County Conservation District gave Sweeney its Conservation Individual of the Year Award and Lancaster County Conservation District gave Stroud Center its Cooperating Agency Award.
The Stroud Center dedicated the Public Outreach Wing of its Moorhead Environmental Complex in honor of Dansko co-founders Mandy Cabot and Peter Kjellerup.
Bern Sweeney, Ph.D., traveled to Costa Rica in late January to discuss innovative practices in re-wilding tropical ecosystems including rainforests, mangrove forests, streams and wetlands.
John H. Taylor Jr., a career journalist who served on Stroud™ Water Research Center’s board of directors since June 2009, died April 4 after a tough battle with cancer. He
Stroud Water Research Center applauds reintroduction of Delaware River Basin Conservation Act.
When farmers improve the health of streams on their land, it also improves the health of their herds.
Mandy Cabot and Peter Kjellerup have been generous, long-term supporters of Stroud Water Research Center.
The Pennsylvania Association of Environmental Educators gives Stroud Water Research Center the Outstanding Environmental Education Program Award.
Stroud Water Research Center welcomes C. Bland Dickey and Porter Schutt to its board of directors.
Fundamental spatial and temporal disconnections in the hydrology of an intermittent prairie headwater network
Costigan, K.H., M.D. Daniels, W.K. Dodds. 2015. Journal of Hydrology 522:305–316.
The 2014 annual fund reached a new level of support -- a total of 356 donors gave $452,809, setting records for the numbers of donors and contributions raised.
Known for boots-in-the-water programs, our education department goes above and beyond to share the latest in freshwater knowledge with thousands of students each year.
Disturbance legacies of historic tie-drives persistently alter geomorphology and large wood characteristics in headwater streams, southeast Wyoming
Ruffing, C., M. Daniels, and K.A. Dwire. 2015. Geomorphology 231:1–14.
The Stroud Center will restore Sharitz Run, a tributary to Doe Run in the headwaters of the Brandywine Creek near Coatesville and Unionville, Pennsylvania.
Parent material and vegetation influence bacterial community structure and nitrogen functional genes along deep tropical soil profiles at the Luquillo Critical Zone Observatory
Stone, M.M., J. Kan, and A.F. Plante. 2015. Soil Biology and Biochemistry 80:273–282.
Forest canopy structural controls over throughfall affect soil microbial community structure in an epiphyte-laden maritime oak stand
Rosier, C., J. van Stan, L. Moore, J. Schrom, T. Wu, J. Reichard, and J. Kan. 2015. Ecohydrology 8:1459–1470.
Dynamic hydrologic and biogeochemical processes drive microbially enhanced iron and sulfur cycling within the intertidal mixing zone of a beach aquifer
McAllister, S.M., J.M. Barnett, J.W. Heiss, A.J. Findlay, D.J. MacDonald, C.L. Dow, G.W. Luther III, H.A. Michael, and C.S.Chan. 2015. Limnology and Oceanography 60:329–345.
Johnson, B.R., P.C. Weaver, C.T. Nietch, J.M. Lazorchak, K.A. Struewing, and D.H. Funk. 2015. Environmental Toxicology and Chemistry 34(1):167–172.
Impact of exotic earthworms on organic carbon sorption on mineral surfaces and soil carbon inventories in a northern hardwood forest
Lyttle, A., K. Yoo, C. Hale, A.K. Aufdenkampe, S.D. Sebestyen, K. Resner, and A. Blum. 2015. Ecosystems 18(1):16–29.
Invasive earthworms deplete key soil inorganic nutrients (Ca, Mg, K, and P) in a northern hardwood forest
Resner, K., K. Yoo, C. Hale, A.K. Aufdenkampe, S.D. Sebestyen, A. Lyttle, and A. Blum. 2015. Ecosystems 18(1):89–102.
Peer-reviewed publication of our research, education, and restoration activities is a fundamental tool for all staff at Stroud Water Research Center. This process often represents years of hard work, collaboration,
Lindsey Albertson, who earned her Ph.D. in Ecology at the University of California in Santa Barbara last year, has been doing postdoctoral research at Stroud Center, investigating how animals influence
For his involvement in the Waterkeeper Alliance, his work as an environmental attorney, and for authoring books, articles, and lectures about the sources and impacts of stream and river pollution,
In between the flurry of watershed restoration planning and field work that the Stroud Restoration Team carries out, it organized several riparian forest buffer workshops through the region this fall.
From New Jersey to Costa Rica to North Carolina and back home at the Stroud Center, our education staff was busy this fall!
Turns out eight-year-olds aren’t the only ones who love great piles of leaves. So do macroinvertebrates, the critters that indicate watershed health.
The expanded module will help high school students across the country learn how land use impacts freshwater quality in their own geographic regions.
The goal is to create a community that shares ideas to accelerate the development of easy-to-use, open-source approaches to environmental monitoring.
Here, in brief, is our approach to watershed restoration outreach to distant watersheds and new communities.
The Moorhead Environmental Complex lobby was named for Sandy in recognition of his many years of help and assistance to the Stroud Center and its mission.
Walter, K.D., K. Gido, M.R.While, M.D. Daniels, and B.P. Grudzinski. 2015. Freshwater Science 34(1):1–19.
Spatial distribution and ecosystem effects of a nuisance, bloom-forming diatom (Didymosphenia geminata) in Catskill Mountain streams, New York
Richardson, D.C., I.A. Oleksy, T.J. Hoellein, D.B. Arscott, C.A. Gibson, and S.M. Root. 2014. Aquatic Sciences 76:553.
Rapid response of a sand-dominated river to installation and removal of a temporary run-of-the-river dam
Costigan, K.H., C.M. Ruffing, M.D. Daniels, and J.S. Perkin. 2014. River Research and Applications 32(1):110–124.
Alabama Water Watch and Georgia Adopt-A-Stream partner with the U.S. Forest Service to monitor and protect watersheds in the Escambia Experimental Forest
Dyson, D.S., T.K. Muenz, and E. Reutebuch. 2014. Alabama’s Treasured Forest Magazine, Alabama Forestry Commission.
Stroud Center Scientists Attend International Conferences; Leaf Pack Network Science Hits the Road; 24 Hours, 55 Volunteers, 807 Species; Walking the Walk at Spring Creek Farms Field Day; Cultivating the
Mosher, J.J., B. Bowman, E.L. Bernberg, O. Shevchenko, J. Kan, J. Korlach, and L.A. Kaplan. 2014. Journal of Microbiological Methods 104:59–60.
Sweeney, B.W. 2014. Op-Ed in The News Journal, Wilmington, Delaware.
Perkin, J.S., K.B. Gido, K.H. Costigan, M.D. Daniels, and E.R. Johnson. 2014. Aquatic Conservation: Marine and Freshwater Ecosystems 25(5):639–655.
Camp, A.A., D.H. Funk, and D.B. Buchwalter. 2014. Freshwater Science 33(3):695–699.