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Ensign

Two scientists paddle on the Brandywine Creek in Pennsylvania during an algae bloom.

New Way to Trace Algae Origins Could ID Sources of Water Pollution

800 450 Stroud Water Research Center

Real-time chlorophyll sensors can be used to determine the origins of algae in rivers and streams. 

Algal bloom in Brandywine Creek where it flows under a railroad bridge.

Who’s Polluting Our Water? Scientists’ New Way to Trace Algae Origins Could Tell Us

800 450 Stroud Water Research Center

Not all algae are harmful but too much can be deadly. Why? Because when they die, the blooms feed bacteria that rob the water of oxygen. 

Publication title with image of a mayfly

Deciphering the origin of riverine phytoplankton using in situ chlorophyll sensors

350 210 Stroud Water Research Center

Peipoch, M., and S. Ensign. 2022. Limnology and Oceanography Letters 7(2): 159–166.

A motor boat on the Choptank River, with its wake and a bridge in the distance.

Sediment Sleuthing: Microbe DNA May Be Key to Restoring an Estuary Near You

800 450 Stroud Water Research Center

Stroud Center science teams are collecting river DNA samples to understand where sediment pollution comes from and the best ways to fight it.

Quantify and Support Installation and Restoration of Best Management Practices (BMPs) at Schools to Contribute Directly to Bay Restoration Goals

800 532 Stroud Water Research Center

Educators sampled school districts and conducted extensive research on sustainable school recognition programs across the Chesapeake Bay Watershed, with a focus on connections between teaching/learning and the implementation of BMPs…

Publication title with image of a mayfly

Ecosystem-based management for military training, biodiversity, carbon storage, and climate resiliency on a complex coastal land/water-scape

350 210 Stroud Water Research Center

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.

A modeling scenario forecasting Delaware River Basin stream health at the end of the 21st century.

Peering at the Future of Stream Water Quality Through a (Very Hazy) Crystal Ball

800 450 Stroud Water Research Center

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.

To Fish or Not to Fish: Using Real-Time Data to Protect Trout Populations

800 450 Stroud Water Research Center

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.

Don’t Stop Me Now! Studying the Effects of Milldam Removal

800 450 Stroud Water Research Center

Stroud Water Research Center scientists are investigating how milldam removal might affect groundwater and surface water quality.

Clean, Healthy Water and Air in Chester County

600 336 Stroud Water Research Center

Learn about the quality of our local streams, the water we drink, and the impact of climate change on our health.