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.
- Orthotrichum sordidum
- Oryctolagus cuniculus- (European Rabbit)
- Oryzopsis asperifolia- (White-grained Mountain-ricegrass)
- Osmorhiza berteroi- (Chilean Sweet-cicely)
- Osmorhiza depauperata- (Blunt-fruit Sweet-cicely)
- Osmorhiza occidentalis- (Western Sweet-cicely)
- Osmorhiza purpurea- (Purple Sweet-cicely)
- Osmundea spectabilis
- Osobenus yakimae- (Yakima Springfly)
- Ostracoda
- Ostrea edulis- (Edible Oyster)
- Ostrea lurida- (Olympia Oyster)
- Ostreobium quekettii
- Ostreola conchaphila
- Ostrocerca dimicki- (Hooked Forestfly)
- Ostrocerca foersteri- (Cascades Forestfly)
- Otus flammeolus- (Flammulated Owl)
- Ovis canadensis- (Bighorn Sheep)
- Ovis canadensis canadensis- (Rocky Mountain Bighorn Sheep)
- Owenia collaris
- Owenia fusiformis
- Owenia johnsoni
- Owenia sp
- Oweniidae
- Oxalis corniculata- (Creeping Woodsorrel)
- Oxalis dillenii- (Dillen's Woodsorrel)
- Oxalis oregana- (Oregon Woodsorrel)
- Oxalis stricta- (Common Yellow Woodsorrel)
- Oxalis suksdorfii- (Western Yellow Oxalis)
- Oxalis trilliifolia- (Trillium-leaf Woodsorrel)
- Oxychilus alliarius- (Garlic Glass-snail)
- Oxychilus cellarius- (Cellar Glass-snail)
- Oxychilus draparnaudi- (Dark-bodied Glass-snail)
- Oxydromus pugettensis
- Oxyethira aeola- (A Caddisfly)
- Oxylebius pictus- (Painted Greenling)
- Oxyloma hawkinsi- (Boundary Ambersnail)
- Oxyloma haydeni- (Niobrara Ambersnail)
- Oxyloma nuttallianum- (Oblique Ambersnail)
- Oxyria digyna- (Mountain-sorrel)
- Oxytheca dendroidea- (Tree-lined Oxytheca)
- Oxytropis borealis- (Boreal Locoweed)
- Oxytropis borealis var. viscida- (Sticky Crazyweed)
- Oxytropis campestris- (Northern Yellow Point-vetch)
- Oxytropis campestris var. columbiana- (Columbia Crazyweed)
- Oxytropis campestris var. cusickii- (Cusick's Locoweed)
- Oxytropis campestris var. gracilis- (Slender Crazyweed)
- Oxytropis campestris var. spicata- (Northern Yellow Point-vetch)
- Oxytropis campestris var. wanapum- (Northern Yellow Point-vetch)
- Oxytropis deflexa- (Pendant-pod Point-vetch)