Species of the Puget Sound and Salish Sea regions
Explore the plants and animals within the Puget Sound and Salish Sea watersheds. You can also query species directly using the search below. Species accounts are provided by Encyclopedia of Life and NatureServe, as well as regional sources where available.
- Ophryotrocha sp
- Opisa tridentata
- Opisthobranchia
- Opisthodonta uraga
- Oplopanax horridus- (Devil's-club)
- Oporornis tolmiei- (MacGillivray's Warbler)
- Opuntia erinacea- (Old-man Prickly-pear)
- Opuntia erinacea var. columbiana- (Old-man Prickly-pear)
- Opuntia fragilis- (Brittle Prickly-pear)
- Opuntia fragilis var. fragilis- (Brittle Prickly-pear)
- Opuntia polyacantha- (Panhandle Prickly-pear)
- Opuntia polyacantha var. polyacantha- (Starvation Cactus)
- Opuntiella californica
- Oradarea longimana
- Orbinia sp
- Orbiniidae
- Orchestia georgiana
- Orchomene obtusa
- Orchomene sp
- Orchomenella decipiens
- Orchomenella pacifica
- Orchomenella pinguis
- Orcinus orca- (Killer Whale)
- Orcinus orca pop. 2- (Killer Whale - Northeast Pacific Offshore Population)
- Orcinus orca pop. 3- (Killer Whale - Northeast Pacific Transient Population)
- Orcinus orca pop. 5- (Killer Whale - Northeast Pacific Southern Resident Population)
- Orconectes sanbornii- (Sanborn's Crayfish)
- Orconectes virilis- (Virile Crayfish)
- Orculifilum denticulatum
- Oreamnos americanus- (Mountain Goat)
- Oregonia gracilis- (Graceful Decorator Crab)
- Oregonia sp
- Oreohelix junii- (Grand Coulee Mountainsnail)
- Oreohelix sp. 1- (Chelan Mountainsnail)
- Oreohelix sp. 18- (Limestone Point Mountainsnail)
- Oreohelix sp. 2- (Yakima Mountainsnail)
- Oreohelix sp. 29- (Hells Canyon Mountainsnail)
- Oreohelix strigosa- (Rocky Mountainsnail)
- Oreohelix strigosa delicata- (Blue Mountainsnail)
- Oreohelix subrudis- (Subalpine Mountainsnail)
- Oreortyx pictus- (Mountain Quail)
- Oreoscoptes montanus- (Sage Thrasher)
- Oreostemma alpigenum- (Anderson's Aster)
- Oreostemma alpigenum var. alpigenum- (Tundra Aster)
- Oreothlypis celata- (Orange-crowned Warbler)
- Oreothlypis ruficapilla- (Nashville Warbler)
- Origanum vulgare- (Wild Marjoram)
- Ornithogalum nutans- (Drooping Star-of-Bethlehem)
- Ornithogalum umbellatum- (Common Star-of-bethlehem)
- Orobanche californica- (California Broomrape)