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Pine Creek freshwater mussel qualitative survey data 1995 through 2009

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U.S. Geological Survey2020-01-01 更新2026-04-23 收录
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https://www.sciencebase.gov/catalog/item/5eecea5a82ce3bd58d8cc04e
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Data are included for field surveys conducted for freshwater mussels within the Pine Creek watershed in the Mid-Atlantic region of the United States. Timed search (qualitative) surveys were conducted in ~200 meter sections of river between 1995 and 2009; The number of mussels of each species and associated search time were recorded for each survey section to determine a catch per unit effort (CPUE; number of individuals found per person hour).
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2020-01-01
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