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 |
|---|---|
| Barred owl (Strix varia) | Birds |
| Barren juga (snail) (Juga hemphilli hemphilli) | Molluscs |
| Barrow's goldeneye (Bucephala islandica) | Birds |
| Beaver (Castor canadensis) | Mammals |
| Beller's ground beetle (Agonum belleri) | Arthropods |
| Belted kingfisher (Megaceryle alcyon) | Birds |
| Bent-nose macoma clam (Macoma nasuta) | Molluscs |
| Big brown bat (Eptesicus fuscus) | Mammals |
| Big skate (Beringraja binoculata) | Fish |
| Bighorn sheep (Ovis canadensis) | Mammals |
| Black bear (Ursus americanus) | Mammals |
| Black bullhead (Ameiurus melas) | Fish |
| Black crappie (Pomoxis nigromaculatus) | Fish |
| Black oystercatcher (Haematopus bachmani) | Birds |
| Black Rockfish (Sebastes melanops) | Fish |
| Black scoter (Melanitta nigra) | Birds |
| Black swift (Cypseloides niger) | Birds |
| Black tern (Chlidonias niger) | Birds |
| Black turnstone (Arenaria melanocephala) | Birds |
| Black-backed woodpecker (Picoides arcticus) | Birds |
| Black-crowned night-heron (Nycticorax nycticorax) | Birds |
| Black-necked stilt (Himantopus mexicanus) | Birds |
| Black-tailed jackrabbit (Lepus californicus) | Mammals |
| Blackgill rockfish (Sebastes melanostomus) | Fish |
| Blue catfish (Ictalurus furcatus) | Fish |