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Chena River habitat mapping substrate types

Published by U.S. Fish and Wildlife Service | Department of the Interior | Metadata Last Checked: January 07, 2026 | Last Modified: 2022-08-15T00:00:00Z
Collection of shapefiles containing results from side-scan sonar riverine habitat mapping in the Chena River conducted in 2022. Each shapefile includes polygons denoting the presence of a given substrate type. Polygons refer to the Chena River bank; coarse gravel and rocky substrate; fines, silt, and mud substrate; sandy substrate; vegetation; unknown; or no data.

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