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The USGS National Hydrography Dataset (NHD) downloadable data collection from The National Map (TNM) is a comprehensive set of digital spatial data that encodes information about naturally...
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FISH_NON_NATIVE_ARC: This feature class is used to determine whether a particular non-native fish species is present in a stream, which can affect protection buffer widths in land management plans...
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These are the geographic boundaries for reaches evaluated as part of the Environmental Integrity Index and Austin Lakes Index . Scores can be found in tabular form:...
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The HLLINE layer represents linear water features in Jefferson County, Kentucky Jefferson County HLLINE features use the Horizontal 1983 North American Datum, Kentucky State Plane North Zone. New...
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FISH_ANADROMOUS_ARC: This feature class is used to determine whether a particular anadromous fish species is present in a stream, which can affect protection buffer widths in land management plans...
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The Environmental Integrity Index (EII) is a tool developed by the City of Austin’s Environmental Resource Management Division to monitor and assess the ecological integrity and the degree of...
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FISH_RESIDENT_ARC: This feature class is used to determine whether a particular resident fish species is present in a stream, which can affect protection buffer widths in land management plans and...
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FISH_RESIDENT_POLY: Water bodies under BLM management that contain Resident Fish – fish that do not migrate out to the ocean but remain in freshwater.
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