Subject
- Fishery management -- Oregon -- Statistics25
- Fish-culture -- Oregon -- Statistics24
- Fishing -- Oregon -- Statistics24
- Game and game-birds -- Oregon23
- Game protection -- Oregon23
- Wildlife conservation -- Oregon11
- Wildlife management -- Oregon11
- Fishes -- Habitat -- Conservation -- Oregon7
- Fish culture -- Oregon5
- Fishes -- Habitat -- Oregon4
- Anadromous fishes -- Oregon -- John Day River3
- Mysidae -- Oregon3
- Rainbow trout -- Oregon3
- Shrimps -- Oregon3
- Fish culture -- Oregon -- Statistics2
- Fisheries -- Oregon2
- Fishes -- Habitat -- Conservation -- Oregon -- John Day River2
- Fishes -- Habitat -- Oregon -- Umpqua River2
- Wildlife conservation – Oregon2
- Wildlife habitat improvement -- Oregon -- John Day River2