Species in Washington
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 |
|---|---|
| Red squirrel (Tamiasciurus hudsonicus) | Mammals |
| Red swamp crawfish (Procambarus clarkii) AIS | Crustaceans |
| Red-bellied newt (Taricha rivularis) AIS | Amphibians |
| Red-Bellied piranha (Pygocentrus nattereri) AIS | Fish |
| Red-necked grebe (Podiceps grisegena) | Birds |
| Red-tailed chipmunk (Tamias ruficaudus) | Mammals |
| Redbanded rockfish (Sebastes babcocki) | Fish |
| Redside shiner (Richardsonius balteatus) | Fish |
| Redstripe Rockfish (Sebastes proriger) | Fish |
| Redtail surfperch (Amphistichus rhodoterus) | Fish |
| Reeve's turtle (Chinemys reevesii) AIS | Reptiles |
| Reticulate sculpin (Cottus perplexus) | Fish |
| Rex sole (Glyptocephalus zachirus) | Fish |
| Riffle sculpin (Cottus gulosus) | Fish |
| Ring-necked pheasant (Phasianus colchicus) | Birds |
| Ring-necked snake (Diadophis punctatus) | Reptiles |
| Ringed crayfish (Orconectes neglectus) AIS | Crustaceans |
| River lamprey (Lampetra ayresii) | Fish |
| River otter (Lontra canadensis) | Mammals |
| Roadside skipper (Amblyscirtes vialis) | Butterflies and moths |
| Rock bass (Ambloplites rupestris) | Fish |
| Rock greenling (Hexagrammos lagocephalus) | Fish |
| Rock sandpiper (Calidris ptilocnemis) | Birds |
| Rockfish hybrids (Sebastes spp.) | Fish |
| Rocky Mountain elk (Cervus elaphus nelsoni) | Mammals |