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Jackson

A stream cascade in Lofty Creek, Pennsylvania.

Seminar Series Investigates Laws Protecting Fresh Water

1024 681 Stroud Water Research Center

Stroud Center scientist John K. Jackson, Ph.D., will explore whether environmental laws are protecting our streams and rivers.

Macroinvertebrate Assessment of Environmental Conditions in Four Tributaries on the Red Clay Reservation

800 532 Stroud Water Research Center

Stroud Water Research Center scientists sampled stream macroinvertebrates (i.e., primarily insects, crayfish, and worms) and baseflow water chemistry to assess stream condition as a cumulative measure of the effects of…

Water Quality Monitoring in White Clay Creek Watershed, 1991-2008

800 532 Stroud Water Research Center

Scientists combined data collected by the White Clay Creek Stream Watch Program (Pennsylvania and Delaware) and Stroud Water Research Center to provide an assessment of current conditions across 18 locations…

Algal and Macroinvertebrate Responses To Elevated Phosphorus Concentrations in Pennsylvania Streams

800 532 Stroud Water Research Center

This project took advantage of the unique facilities of Stroud Water Research Center as a field station with first-rate laboratory facilities in an Exceptional Value Watershed and the experience of…

Effects of Elevated and Fluctuating Temperature Regimes on Macroinvertebrate and Fish in Pennsylvania’s Warm Water Streams and Rivers

800 532 Stroud Water Research Center

This laboratory project investigates macroinvertebrate and fish responses to artificial changes in water temperature. Thermal regimes are warmer than normal and approach or exceed physiological and regulatory limits. Daily temperature…

J. Denis Newbold, Ph.D., at his desk

UpStream Newsletter, Spring 2012

465 349 Stroud Water Research Center

Denis Newbold, Ph.D., holds strong political beliefs and an absolute commitment to scientific rigor, not an easy place to be when science is under fire.

Publication title with image of a mayfly

Sustained losses of bioavailable nitrogen from montane tropical forests

350 210 Stroud Water Research Center

Brookshire, E.N.J., L.O. Hedin, J.D. Newbold, D.M. Sigman, and J.K. Jackson. 2012. Nature Geoscience 5:123–126.

Expert Report on the Relationship Between Land Use and Stream Condition (as Measured by Water Chemistry and Aquatic Macroinvertebrates) In the Delaware River Basin

800 532 Stroud Water Research Center

Stroud Water Research Center researchers were asked to provide evidence of the relationship between changes in land use and changes in stream quality. The Stroud Center’s data from hundreds of…

Review of Pennsylvania’s Proposed Water Quality Criteria for Chloride

800 532 Stroud Water Research Center

Stroud Water Research Center researchers reviewed the Pennsylvania Department of Environmental Protection’s proposed water quality criteria for chloride. The proposed criteria are not protective of aquatic communities and should be…

Spatial and Temporal Variation in Water Quality Among Major Tributaries of the Schuylkill River

800 532 Stroud Water Research Center

This research, education, and outreach project continues efforts with local watershed groups to monitor macroinvertebrates in streams throughout the Schuylkill River Basin, which is located in the Northern Piedmont and…