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Research

Macroinvertebrate Community Response To Invasive Algae in the Opuha River, New Zealand

800 532 Stroud Water Research Center

Didymosphenia geminata, also known as “rock snot” and didymo, a freshwater, diatom algae is invading New Zealand and parts of the United States. Research findings on the effects of the…

Water Quality Analysis of Costa Rica’s Rio Sierpe and Its Tributaries

800 532 Stroud Water Research Center

Stroud Water Research Center scientists conducted a planning expedition to the Rio Sierpe in Costa Rica to assess water and habitat quality, determine the feasibility of establishing a multi-year monitoring…

Monitoring Growth and Environmental Parameters in Algal Growth Systems

800 532 Stroud Water Research Center

This study assessed whether algae could be grown in experimental ponds and harvested as a biofuel. Funded by: Philadelphia Renewable Energy Principal Investigators: Thomas L. Bott, Bernard W. Sweeney Project…

Physical, chemical, and biological connections between a headwater wetland complex and downstream waters, U.S. v. D. Donovan, No. 96-484

800 532 Stroud Water Research Center

To assist with a legal decision regarding the jurisdictional determination of a wetland dredge and fill permit, Stroud Water Research scientists studied and characterized the hydrological, chemical, and biological linkages…

Connecting the Hydrologic Cycle From Hillslopes to River Networks

800 532 Stroud Water Research Center

This collaborative research will generate the first model that links the water and carbon cycles of river catchments by focusing on the interactions of water movement and organic carbon in…

Evaluating the Seasonal Effects of Short-Term Temperature Change on Macroinvertebrates and Fish in Streams and Rivers

800 532 Stroud Water Research Center

We are conducting laboratory studies to test criteria of existing legislation for protecting fish and macroinvertebrates from excessive temperature changes during a 24-hour period in both winter and summer. Funded…

The Importance of Streamside Reforestation for Reducing Nonpoint-Source Pollution in Small Streams

800 532 Stroud Water Research Center

This ongoing project to track water quality improvements provided by a riparian forest buffer in the Stroud Preserve, Chester County, Pennsylvania, indicates that 15 years after planting, the buffer reduced…

Long-Term Research in Environmental Biology (LTREB): Stream Ecosystem Structure and Function in a Maturing Deciduous Forest

800 532 Stroud Water Research Center

This project addresses long-term changes in a stream ecosystem in southeastern Pennsylvania to evaluate best management practices for riparian or streamside lands and provide a time frame for ecosystem recovery…

Water Quality and Stream Health in Eastern Pennsylvania: 40 Years of Progress

800 532 Stroud Water Research Center

This project compares the current state of 11 Bucks County, Pennsylvania streams with data collected from 1968-1971, before the Clean Water Act went into effect. Research comparisons will document whether…

Nutrient Balances in an Estuarine Salt Marsh

800 532 Stroud Water Research Center

The study seeks to determine whether nutrients from Kent County’s wastewater treatment plant contribute significantly to the seasonal absence of oxygen in the Murderkill River estuary. Kent County will use…