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Effects of removing Good Hope Mill Dam on selected physical, chemical, and biological characteristics of Conodoguinet Creek, Cumberland County, Pennsylvania
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Effects of streambank fencing of near-stream pasture land on a small watershed in Lancaster County, Pennsylvania
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Fish-community composition in Cowanesque River upstream and downstream of the Cowanesque Dam, Tioga County, Pennsylvania, 1998
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Fish-community composition in Mill Creek, Crooked Creek, and Tioga River in the vicinity of Tioga-Hammond Dams, Tioga County, Pennsylvania, 1998
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Total mercury and methylmercury in fish fillets, water, and bed sediments from selected streams in the Delaware River basin, New Jersey, New York, and Pennsylvania, 1998-2001
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Trends in concentrations of polychlorinated biphenyls in fish tissue from selected sites in the Delaware River basin in New Jersey, New York, and Pennsylvania, 1969-98
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Water-quality monitoring in response to young-of-the-year smallmouth bass (Micropterus dolomieu) mortality in the Susquehanna River and major tributaries, Pennsylvania, 2008
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