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Fish Ecology

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Fish growth, physiological stress, and tissue condition in response to rate or temperature change during cool or warm diel thermal cycles

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Eldridge, W.H., B.W. Sweeney, and J.M.Law. 2015. Canadian Journal of Fisheries and Aquatic Science 72(10):1527-1537.

Searching for DNA in Water To Test for the Presence of Freshwater Mussels

800 532 Stroud Water Research Center

Determining that a species is present in a stream has traditionally required collection surveys to visually observe one or more individuals of that species. However, collection surveys may harm rare…

A golden shiner from a tributary to the Brandywine Creek.

Sharing Our Science: Spring 2014

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Stroud Center Tackles Watershed Restoration; Getting to Know Rock Snot; Something Smells Fishy.

A stream cascade in Lofty Creek, Pennsylvania.

Earth Week Presentation on Stream Fish Ecology

1024 681 Stroud Water Research Center

Learn how you can help improve freshwater ecosystems by monitoring fish populations, educating the public, and expanding stream restoration efforts.

Origin of Striped Bass Collected in the Delaware River for Toxics in Biota Monitoring

800 532 Stroud Water Research Center

In 2012 the Delaware Department of Natural Resources and Environmental Control (DNREC) collected striped bass (Morone saxatilis) from the Delaware River for toxics in biota monitoring. Stroud Water Research Center…

Evaluating Threats to Humans and Aquatic Ecosystems Posed by Agriculture Around the Río Sierpe, Costa Rica

800 532 Stroud Water Research Center

Stroud Water Research Center biologists completed a project to better understand the threat of contaminants from agriculture entering the fish and drinking water supplies around the Río Sierpe and Río…

Fish Dispersal Across a Riparian Habitat Gradient

800 532 Stroud Water Research Center

Stream fish appear largely immune from physical, chemical, and biological changes between meadow and forested habitats. A study in which fish were tagged and recaptured was initiated to measure fish…

Fish Inventories in the Christina River Basin

800 532 Stroud Water Research Center

Stroud Water Research Center scientists conducted surveys of fish in small streams in the Bucktoe Preserve in the Red Clay Creek watershed and the Stroud Preserve in the Brandywine Creek…

A stream cascade in Lofty Creek, Pennsylvania.

Simulating fishery-induced evolution in Chinook salmon: the role of harvest gear, location and genetic correlations among life history traits

1024 681 Stroud Water Research Center

Eldridge, W.H., J.J. Hard, and K.A. Naish. 2010. Ecological Applications 20(7):1936–1948.

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…