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 |
|---|---|
| Butter sole (Isopsetta isolepis) | Fish |
| Cabezon (Scorpaenichthys marmoratus) | Fish |
| Caddisfly - Allomyia acanthis (Allomyia acanthis) | Arthropods |
| Caddisfly - Psychoglypha browni (Psychoglypha browni ) | Arthropods |
| Caddisfly - Rhyacophila pichaca (Rhyacophila pichaca ) | Arthropods |
| California floater mussel (Anodonta californiensis) | Molluscs |
| California mountain kingsnake (Lampropeltis zonata) | Reptiles |
| California mussel (Mytilus californianus) | Molluscs |
| California myotis (bat) (Myotis californicus) | Mammals |
| California Sea Lion (Zalophus californianus) | Mammals |
| California sister (Adelpha bredowii californica) | Butterflies and moths |
| California skate (Beringraja inornata) | Fish |
| Calliope hummingbird (Selasphorus calliope) | Birds |
| Canada Geese (Branta canadensis) | Birds |
| Canada lynx (Lynx canadensis) | Mammals |
| Canary Rockfish (Sebastes pinniger) | Fish |
| Canyon Bat (Parastrellus hesperus) | Mammals |
| Cascade red fox (Vulpes vulpes cascadensis) | Mammals |
| Cascade torrent salamander (Rhyacotriton cascadae) | Amphibians |
| Cascades frog (Rana cascadae) | Amphibians |
| Cascades needlefly (Megaleuctra kincaidi) | Arthropods |
| Caspian tern (Sterna caspia) | Birds |
| Cassin's auklet (Ptychoramphus aleuticus) | Birds |
| Cassin's finch (Haemorhous cassinii) | Birds |
| Cassin's vireo (Vireo cassinii) | Birds |