Learn more about a specific fish or wildlife species in Washington.
Species marked with an "AIS" badge are aquatic invasive species. For more information about these environmentally and economically destructive species, visit the Aquatic invasive species page.
| Species | Category |
|---|---|
| Chinook salmon (Upper Columbia River Spring DPS) (Oncorhynchus tshawytscha pop. 12) | Fish |
| Chiselmouth (Acrocheilus alutaceus) | Fish |
| Chryxus arctic (Oeneis chryxus chryxus) | Butterflies and moths |
| Chum salmon (Oncorhynchus keta) | Fish |
| Chum salmon (Columbia River ESU) (Oncorhynchus keta pop. 3) | Fish |
| Chum salmon (Hood Canal Summer ESU) (Oncorhynchus keta pop. 2) | Fish |
| Cinnamon teal (Anas cyanoptera) | Birds |
| Clark's grebe (Aechmophorus clarkii) | Birds |
| Coastal cutthroat trout (resident) (Oncorhynchus clarkii clarkii) | Fish |
| Coastal tailed frog (Ascaphus truei) | Amphibians |
| Coho salmon (Oncorhynchus kisutch) | Fish |
| Coho salmon (Lower Columbia River ESU) (Oncorhynchus kisutch pop. 1) | Fish |
| Coho salmon (Puget Sound / Strait of Georgia) (Oncorhynchus kisutch) | Fish |
| Columbia clubtail (dragonfly) (Gomphurus lynnae) | Arthropods |
| Columbia Oregonian (snail) (Cryptomastix hendersoni) | Molluscs |
| Columbia River tiger beetle (Cicindela columbica) | Other insects |
| Columbia spotted frog (Rana luteiventris) | Amphibians |
| Columbia torrent salamander (Rhyacotriton kezeri) | Amphibians |
| Columbian black-tailed deer (Odocoileus hemionus columbianus) | Mammals |
| Columbian sharp-tailed grouse (Tympanuchus phasianellus columbianus) | Birds |
| Columbian white-tailed deer (Odocoileus virginianus leucurus) | Mammals |
| Common gartersnake (Thamnophis sirtalis) | Reptiles |
| Common loon (Gavia immer) | Birds |
| Common sharp-tailed snake (Contia tenuis) | Reptiles |
| Common thresher shark (Alopias vulpinus) | Fish |