ODFWFish 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 must be channel spanning across waters of the state of Oregon.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/fd01336379d94fc683b8eaa04c24244c_1engOregon GEOHubPublicFish Passage Barriers by Type [Oregon]Web servicesOregonLast Modified: 2025-07-25