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Inland Assessment of Streams - Catchment-level Habitat Condition Indicies (Clipped to State Boundaries)


This folder contains information from the 2010 National Fish Habitat Action Plan (NFHAP) National Assessment of Streams clipped to each state within the United States. The data include landscape factors representing human disturbances summarized to local and network catchments of river reaches. Landscape factors include land uses, population density, roads, dams, mines, and point-source pollution sites. The source datasets that were compiled and attributed to catchments were identified as being: (1) meaningful for assessing fish habitat; (2) consistent across the entire study area in the way that they were assembled; (3) representative of conditions in the past 10 years, and (4) of sufficient spatial resolution that they could be [...]

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  • National Fish Habitat Partnership


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