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Topic
- Dams 18
- Fishways 18
- Rivers--Washington (State) 18
- Chinook salmon 9
- Spillways 5
- Fish traps 2
Region
- Chelan County >> Washington >> United States 18
- Columbia River >> Clatsop County >> Oregon >> United States 18
- Columbia River >> Douglas County >> Washington >> United States 18
Rights
- In Copyright 18
Format
- image/tiff 18