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Research Projects

List is in reverse chronological order and represents the most recent completed project year. See also: Featured Research Projects

Active

Source Tracking and Spatial/Temporal Dynamics of Bacterial Contaminants in the Red Clay Creek

Scientists monitored fecal indicator bacteria on a monthly basis at the east and west branches of the Red Clay Creek ... Read More
Inactive

Restoring Flood Attenuation and Ecological Resiliency in the Mid-Atlantic Piedmont

For this project, scientists and watershed restoration professionals restore one headwater basin to reduce flooding downstream, improve water quality, and ... Read More
Inactive

Parthenogenesis (Virgin Reproduction), Hybridization, and Life History Plasticity in Mayflies

Scientists are studying a number of mayfly species in White Clay Creek as well as in streams throughout eastern North ... Read More
Active

Collaborative Research: Sediment Stabilization by Animals in Stream Ecosystems: Consequences for Erosion, Ecosystem Processes, and Biodiversity

Caddisflies and other net-spinning macroinvertebrates attach gravels to one another within the streambed. These attachments result in more force required ... Read More
Active

CNH: Coupled Climate, Cultivation, and Culture in the Great Plains: Understanding Water Supply and Water Quality in a Fragile Landscape

This collaborative project develops a model to predict the potential impact of climate variability, climate change, land use, and human ... Read More
Active

Macroinvertebrate Monitoring

(Note: the formal project title changes from year to year depending on which rivers are monitored.) These projects use aquatic ... Read More
Active

Assessment of Environmental Conditions in Bennetts Run at Kendal-Crosslands Based on Physical, Chemical, Macroinvertebrate, and Fish Monitoring

Bennetts Run is a small tributary to Brandywine Creek in southern Chester County, Pennsylvania, including portions of Kendal-Crosslands Communities and ... Read More
Active

Brandywine Stream Stewards: Community Action in Support of Healthy Waters

The Stream Stewards Program, centered on 1,100 acres of open space in the First State National Historical Park, engages the ... Read More
Active

Assessment of Environmental Conditions in Streams of the Runnymede Sanctuary Based on Physical, Chemical, and Macroinvertebrate Monitoring

The 1,670-acre Runnymede Sanctuary was created to preserve the extensive natural, historic, and scenic resources harbored by the property and to ... Read More
Active

SFS Leaf Pack Workshop

Stroud Center staff and members of the Society for Freshwater Science Education and Diversity Committee held a Leaf Pack workshop ... Read More
Active

Learning to See, Seeing to Learning

Stroud Center educators in collaboration with Carnegie Mellon University created and implemented a national survey of macroinvertebrate trainers and training ... Read More
Active

Water-Quality Monitoring at Fair Hill Training Center

Scientists are monitoring fecal indicator bacteria, sediment, and water chemistry from the barns at the Fair Hill Training Center. Based ... Read More
Active

Using Microbial Source Tracking to Identify Potential Bacterial Sources in White Clay Creek to Target Best Management Practices and Implementation Strategies

Scientists monitored fecal indicator bacteria in White Clay Creek during summer and identified potential bacterial contamination by molecular microbial source ... Read More
Active

Transforming Water Quality in the White Clay Creek Headwaters of Christina River Basin

This Watershed Renaissance Initiative grant will enable Stroud Water Research Center to implement extensive watershed restoration projects designed to capture ... Read More
Active

Trajectories of Biofilm Succession and Recovery

The recovery of biological communities after disturbance has always been at the core of ecology as a discipline. While much ... Read More
Active

Significance of Streambank Legacy Sediments as Nutrient Sources and Their Implications for Aquatic Nutrient Cycling

The potential for streambank legacy sediments as nutrient sources for aquatic ecosystems has been understudied and is a critical gap ... Read More
Active

North American Macroinvertebrate Taxonomic Certification Program

This program coordinates and executes the taxonomic certification program for the Society for Freshwater Science, conducting family- and genus-level tests ... Read More
Active

Molecular Ecology of Archaea in Fresh Water and Estuaries

Compared to other microorganisms, we know very little about Archaea in our backyards. However, they may play important roles in ... Read More
Active

Microbial Population Dynamics of Periphyton Biofilms in White Clay Creek

Starting in the summer of 2011, Stroud Center scientists deployed glass slides into three reaches of White Clay Creek with ... Read More
Active

Long-Term Research in Environmental Biology (LTREB): River Ecosystem Responses to Floodplain Restoration

After 25 years of litigation, ecological restoration is under way in the Upper Clark Fork River, Montana. The restoration includes ... Read More
Active

Ecotoxicity Study for Mayflies Exposed to Elevated Concentrations of Chloride at Different Temperatures

Chloride concentrations in surface waters have been increasing over the last several decades at multiple locations throughout the United States ... Read More
Active

Delaware River Watershed Initiative — Phase II Monitoring, Evaluation, Scientific Support, and Capacity Building for Watershed Protection and Restoration Projects

This project collects and interprets data on macroinvertebrate specimens from stream sites to provide a baseline for the evaluation of ... Read More
Inactive

Spatio-Temporal Dynamics of Thermal Refugia in Streams: Consequences for Brook and Brown Trout Interactions

All species of trout are highly sensitive to stream temperature. Native brook trout at the most sensitive, needing colder temperatures ... Read More
Inactive

Pathogen and Water-Quality Monitoring at White Clay Creek

As part of a plan to meet new drinking water regulations, United Water Delaware (UWDE) applied best management practices at ... Read More
Inactive

Ecotoxicity Study for Mayflies Exposed to Elevated Concentrations of Sulfate

Across the United States, sulfate concentrations tend to be elevated in areas where acid rain or coal mining is present ... Read More
Inactive

Delaware River Watershed Initiative — Protecting and Restoring Places of Ecological Significance (Schuylkill Highlands Cluster)

This project monitored macroinvertebrates to establish a water-quality baseline at 10–16 selected sites associated with protection and restoration efforts for ... Read More
Inactive

Delaware River Watershed Initiative — Protecting and Restoring Places of Ecological Significance (Brandywine-Christina and Middle Schuylkill Clusters

Professional and volunteer monitoring of chemistry, macroinvertebrates, and fish to support restoration and protection efforts represent an invaluable (and often ... Read More
Inactive

Delaware River Watershed Initiative — Monitoring, Evaluation, Scientific Support, and Capacity Building for Watershed Protection and Restoration Projects — Entomological and Fish Collections

This project collected and interpreted data on macroinvertebrate specimens from 38 stream sites to provide a baseline for restoration projects ... Read More
Inactive

Threats and Opportunities in the Conservation of Native Pelagic Spawning Fishes in Kansas

This project documents how small dams have fragmented stream networks in the Central Great Plains region. Many fishes native to ... Read More

White Clay Creek Stream Watch Project

The White Clay Watershed Association’s (WCWA) Stream Watch Program was initiated by WCWA volunteers and Stroud Water Research Center, and ... Read More
Inactive

The Peru Project

Funding for the Peru Project was provided by a grant from the Gordon and Betty Moore Foundation. Stroud Water Research ... Read More

Long-Term Research in Environmental Biology: Costa Rica

Overview In 1989 Stroud™ Water Research Center helped establish the Maritza Biological Station in the Área de Conservación Guanacaste of ... Read More

Long-Term Research in Environmental Biology: White Clay Creek, Pennsylvania

Overview Stroud Water Research Center and its 800 ha, 3rd-order drainage basin was designated an Experimental Ecological Reserve in 1981 ... Read More

Schuylkill River Project

Looking for the macroinvertebrate photo gallery? Schuylkill Project Overview Download the Schuylkill River Project report summary Download the Schuylkill River Project ... Read More

Critical Zone Observatory

The University of Delaware, in collaboration with Stroud Water Research Center received a $4.3 million grant from the National Science ... Read More
Inactive

Evaluating Potential Impacts on Groundwater of Passive Composting of Spent Mushroom Substrate According to Best Practices Guidelines

By installing monitoring wells for groundwater, soil-water samplers, and probes to measure the conductivity in soil and groundwater, researchers are ... Read More
Inactive

Ecotoxicity Study for Mayflies Exposed to Elevated Concentrations of Chloride

Chloride concentrations in surface waters have been increasing over the last several decades at multiple locations throughout the United States ... Read More
Inactive

Metaecosystems and the Upstream Legacy: Influence of Dissolved Organic Matter on the Structure and Function of Streambed Bacterial Communities

Investigators explore how the quality of organic molecules changes with distance downstream and how those changes influence the composition of ... Read More
Inactive

American Chestnut Foundation Leaf Feeding Study

In an effort to restore chestnut trees to watersheds, blight-resistant varieties of American Chestnut have been developed over the last ... Read More
Inactive

Collaborative Research: Coupled Geochemical and Geobiological Characterization of Dissolved Organic Matter Oxidation to Carbon

As microbes process dissolved organic matter from leaves that fall into streams, they release CO2 into the atmosphere. Scientists are ... Read More
Inactive

Water Quality Impacts of the Interoceanic Highway in the Eastern Andes Amazon Headwaters Region

This collaborative involved conducting a comprehensive assessment of water quality impacts for streams and rivers intersected by South America’s first ... Read More

The New York Project

Overview Download final report In 2000 Stroud Water Research Center was awarded a Safe Drinking Water Act (SDWA) grant funded ... Read More