Subject
- Salmon -- Effect of habitat modification on -- Oregon2
- Salmon -- Effect of sediments on -- Oregon2
- Sand and gravel industry -- Environmental aspects -- Oregon2
- Stream ecology -- Oregon2
- Agricultural pests -- Control -- Congresses1
- Beach erosion1
- Building laws -- Oregon1
- Buildings -- Natural disaster effects1
- Canned salmon -- Marketing1
- Clams -- Oregon1
- Codling moth -- Control1
- Coho salmon -- Development1
- Coos Bay Estuary (Or.) -- Recreational use1
- Dairying -- Economic aspects -- Oregon -- Willamette River Valley1
- Estuaries -- Oregon -- Recreational use1
- Estuarine biology -- Oregon -- Coos Bay Estuary1
- Estuarine biology -- Oregon -- Yaquina Bay1
- Farm corporations1
- Fishes -- Oregon -- Coos Bay Estuary1
- Fishes -- Oregon -- Yaquina Bay1