Subject
- Pacific salmon -- Columbia River2
- Pacific salmon fisheries -- Columbia River2
- Anadromous fishes -- Oregon -- Willamette River1
- Chinook salmon1
- Chinook salmon -- Columbia River1
- Chinook salmon -- Oregon -- Willamette River1
- Chinook salmon fisheries -- Oregon -- Willamette River1
- Fisheries -- Pacific Coast -- Periodicals1
- Fishery management -- Oregon -- Statistics1
- Fishing -- Oregon -- Statistics1
- Pacific salmon -- Effect of fishing on -- Columbia River1
- Salmon fisheries -- Columbia River1
- Salmon fisheries -- Columbia River -- Statistical methods1
- Salmon fisheries -- Oregon1
- Salmon fishing -- Columbia River1