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Entomology

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

 800 532 Stroud Water Research Center

Chloride concentrations in surface waters have been increasing over the last several decades at multiple locations throughout the United States. At times, it appears that ambient chloride concentrations now reach…

DRWI Phase II+ Monitoring, Evaluation, Scientific Support, and Capacity Building for Watershed Protection and Restoration Projects

 800 532 Stroud Water Research Center

This project, part of the Delaware River Watershed Initiative, provides technical background and assistance to grantees of the William Penn Foundation and the National Fish and Wildlife Foundation to develop,…

A stream cascade in Lofty Creek, Pennsylvania.

Brandywine Stream Stewards: Community Action in Support of Healthy Waters

 1024 681 Stroud Water Research Center

Engaging adults and youth from Wilmington, Del., the Stream Stewards Program monitors water resources in the 1,100 acres of open space in the First State National Historical Park. Stroud Water…

A stream cascade in Lofty Creek, Pennsylvania.

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

 1024 681 Stroud Water Research Center

Water chemistry, temperature, aquatic macroinvertebrates, and fish are being monitored in Bennett’s Run, a small tributary to Brandywine Creek in southern Chester County, Pa., to provide critical data in support…

The 2023 interns pose in front of a Stroud Center backdrop.

Meet Our 2023 Interns

 800 450 Stroud Water Research Center

Our interns assist with research and other mission-focused work and gain valuable professional experience and networking opportunities.

Publication title with image of a mayfly

Atlantic Coast rivers of the northeastern United States

 350 210 Stroud Water Research Center

Jackson, J.K., S.A. Entrekin, H.S. Greig, A.H. Roy. 2023. Pages 21–67 in M. Delong, T. Jardine, A. Benke, C. Cushing (editors), Rivers of North America. 2nd Ed. Elsevier, New York.

A stream cascade in Lofty Creek, Pennsylvania.

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

 1024 681 Stroud Water Research Center

The 1,670-acre Runnymede Sanctuary was created to preserve the extensive natural, historic, and scenic resources harbored by the property and to facilitate appropriate study and use of those resources. Its forests,…

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

 800 532 Stroud Water Research Center

This project collects and interprets data on macroinvertebrate specimens from stream sites to provide a baseline for the evaluation of goals defined for restoration and protection projects funded by the…

Delaware River Watershed Initiative — Phase II Monitoring, Evaluation, and Scientific Support for Protecting and Restoring Places of Ecological Significance (Brandywine-Christina, Middle Schuylkill, Schuylkill Highlands Clusters)

 800 532 Stroud Water Research Center

Professional and volunteer monitoring of chemistry, macroinvertebrates, and fish to support restoration and protection efforts represent an invaluable (and often neglected) tool to evaluate short- and long-term progress toward conservation…

Thermal Limitation in Aquatic Insects: Implications for Freshwater Biodiversity in a Warming World

 800 532 Stroud Water Research Center

This project tests the hypothesis that temperature limits the distributions of aquatic insects through its effect on resource allocation, and that warming decreases reproduction by shunting energy away from egg…