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Subject: Water -- Pollution -- Pennsylvania
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Brook trout
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Freshwater ecology -- Pennsylvania -- Town Run
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Strip mining -- Environmental aspects -- Pennsylvania -- Town Run
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Comparison of brook trout (Salvelinus fontinalis) populations between a stream located inside the coalfields of Jefferson County, Pennsylvania, Lick Run, and one located outside the coalfields, Church Run, Crawford County, Pennsylvania
Effect of season and location upon the Shannon-Weaver species diversity indices of six communities of benthic macroinvertebrates of Town Run, Clarion
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