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Ecosystem Ecology

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Beyond the light effect: how hydrologic and geomorphologic stream features control microbial distribution across pool sequences in a temperate headwater stream

 350 210 Stroud Water Research Center

Ouellet V., M.D. Daniels, M. Peipoch, L. Zgleszewski, N. Watson, E. Gibson, S. Krause, and J. Kan. 2022. Ecohydrology 15(2): e2380

Three researchers seated on the ground and one standing collect samples from a rainfall simulator.

After the Harvest, the Rain Must Come

 800 450 Stroud Water Research Center

Researchers at Stroud Water Research Center are using a rainfall simulator to assess how farming practices affect water quality in our streams and rivers.

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Draining the landscape: how do nitrogen concentrations in riparian groundwater and stream water change following milldam removal?

 350 210 Stroud Water Research Center

Lewis, E., S. Inamdar, A.J. Gold, K. Addy, T.L.E. Trammell, D. Merritts, M. Peipoch, P.M. Groffman, J. Hripto, M. Sherman, J. Kan, R. Walter, and E. Peck. 2021. Journal of Geophysical Research Biogeosciences 126(8), e2021JG006444.

2021 entomology summer intern group photo.

Meet Our 2021 Summer Interns

 800 450 Stroud Water Research Center

Our summer internship program, now in its 49th year, has ushered through hundreds of interns seeking meaningful learning experiences.

A woman kneeling in a stream collects a rock scraping sample for microbial analysis.

We’ve Missed This! Stroud Center Resumes Fish Monitoring

 800 450 Stroud Water Research Center

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.

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Ghosts of landuse past: legacy effects of milldams for riparian nitrogen (N) processing and water quality functions

 350 210 Stroud Water Research Center

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.

Photo of a farm with a large muddy area with cattle.

A Small Farm Offers Big Opportunities for Measuring Watershed Restoration Success

 800 450 Stroud Water Research Center

Stream restorations rarely get monitored rigorously enough to determine if the “patient” has fully recovered.

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Distinct distribution of Archaea from soil to freshwater to estuary: implications of archaeal composition and function in different environments

 350 210 Stroud Water Research Center

Wang, H., R.L. Bier, L. Zgleszewski, M. Peipoch, E. Omondi, A. Mukherjee, F. Chen, C. Zhang, and J. Kan. 2020. Frontier in Microbiology 11:576661.

Stephanie Bernasconi on a mountaintop.

Spotlight on Stephanie Bernasconi

 800 450 Stroud Water Research Center

Bernasconi originally wanted to be a marine biologist but a semester on a sailing ship convinced her to stick to studying fresh water.

Diana Oviedo Vargas and Melinda Daniels in a Costa Rican forest.

Stream Reach: Building Communities from White Clay Creek to the Yangtze Basin

 800 450 Stroud Water Research Center

To truly make a difference requires, not only understanding freshwater systems, but working with all kinds of communities to protect them.