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Fish Passage Barriers
Fish passage barriers include both natural and artificial obstructions that either block or impede fish passage or have the potential to block or impede fish passage. Barriers... -
Torrent Sculpin
Oregon Fish Habitat Oregon Fish Habitat Distribution. These data describe areas of suitable habitat believed to be used currently or historically by native or non-native fish... -
Watershed Council Boundaries
Oregon watershed council boundaries. -
Oregon Stewardship Database
This is a dataset download, not a document. The Open button will start the download.This data layer is an element of the Oregon GIS Framework. The Oregon Biodiversity... -
Air Quality Maintenance Area Ozone
This polygon layer contains a spatial representation of geographic areas that are designated as Air Quality Maintenance Areas and Nonattainment Areas for the criteria pollutant...
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