Subject
- Agricultural wastes -- Oregon -- Tillamook County2
- Oysters -- Contamination2
- Sewage disposal -- Oregon -- Tillamook County2
- Water -- Pollution -- Oregon -- Tillamook Bay2
- Water pollution -- Oregon -- Yaquina Bay2
- Yaquina Bay (Or.)2
- Yaquina Bay -- Nutrient pollution of water -- Oregon2
- Fisheries management -- Oregon1
- Natural resources -- Oregon -- Yaquina Bay1
- Nonpoint source pollution -- Oregon -- Yaquina River Watershed1
- Oil pollution of rivers, harbors, etc. -- Oregon -- Yaquina Bay1
- Oil spills -- Oregon -- Yaquina Bay1
- Oyster fisheries -- Oregon -- Yaquina Estuary1
- Oyster mortality -- Oregon1
- Oysters -- Effect of pollution on -- Oregon -- Yaquina Estuary1
- Pollution -- Yaquina Bay1
- Shellfish fisheries -- Sanitation1
- Tides -- Oregon1
- Water -- Microbiology -- Oregon -- Yaquina Estuary1
- Water -- Pollution -- Oregon -- Coos Bay Estuary1