Subject
- Riparian ecology -- Coast Ranges1
- Salmonberry -- Coast Ranges -- Ecology1
- Selway-Bitterroot Wilderness (Idaho and Mont.)1
- Species diversity -- Cascade Range1
- Starfishes1
- Understory plants -- Ecology -- Oregon1
- Vegetation monitoring -- California -- Yosemite National Park1
- Watershed ecology -- Oregon -- Cummins Creek Wilderness1
- Yosemite National Park (Calif.)1