| Common name | Scientific name | Status |
| Connecticut warbler | Oporornis agilis | R |
| Canada warbler | Wilsonia canadensis | B |
| Yellow-breasted chat | Icteria virens | R |
| Brewer's sparrow ssp. breweri | Spizella breweri breweri | R |
| Vesper sparrow ssp. affinis | Pooecetes gramineus affinis | R |
| Lark sparrow | Chondestes grammacus | B |
| Grasshopper sparrow | Ammodramus savannarum | R |
| Nelson's sharp-tailed sparrow | Ammodramus nelsoni | R |
| Smith's longspur | Calcarius pictus | B |
| Bobolink | Dolichonyx oryzivorus | B |
| Pine grosbeak ssp. carlottae | Pinicola enucleator carlottae | B |
Mammals |
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| Pacific water shrew | Sorex bendirii | R |
| Water shrew ssp. brooksi | Sorex palustris brooksi | R |
| Trowbridge's shrew | Sorex trowbridgii | B |
| Tundra shrew | Sorex tundrensis | R |
| Townsend's mole | Scapanus townsendii | R |
| Pallid bat | Antrozous pallidus | R |
| Spotted bat | Euderma maculatum | B |
| Western red bat | Lasiurus blossevilli | R |
| Western small-footed myotis | Myotis ciliolabrum | B |
| Keen's long-eared myotis | Myotis keenii | R |
| Northern long-eared myotis | Myotis septentrionalis | R |
| Fringed myotis | Myotis thysanodes | B |
| Townsend's big-eared bat | Plecotus townsendii | B |
| Snowshoe hare ssp. washingtonii | Lepus americanus washingtonii | R |
| White-tailed jackrabbit | Lepus townsendii | R |
| Nuttall's cottontail | Sylvilagus nuttallii | B |
| Mountain beaver ssp. rufa | Aplodontia rufa rufa | R |
| Mountain beaver ssp. rainieri | Aplodontia rufa rainieri | B |
| Southern red-backed vole ssp. galei | Clethrionomys gapperi galei | B |
| Southern red-backed vole ssp. occidentalis | Clethrionomys gapperi occidentalis | R |
| Townsend's vole ssp. cowani | Microtus townsendii cowani | R |
| Northern bog lemming ssp. artemisiae | Synaptomys borealis artemisiae | R |
| Northern pocket gopher ssp. segregatus | Thomomys talpoides segregatus | R |
| Western harvest mouse | Reithrodontomys megalotis | B |
| Great basin pocket mouse | Perognathus parvus | B |
| Vancouver Island marmot | Marmota vancouverensis | R |
| Cascade mantled ground squirrel | Spermophilus saturatus | B |
| Least chipmunk ssp. oreocetes | Tamias minimus oreocetes | B |
| Least chipmunk ssp. selkirki | Tamias minimus selkirki | R |
| Red-tailed chipmunk ssp. simulans | Tamias ruficaudus simulans | R |
| Red-tailed chipmunk ssp. ruficaudus | Tamias ruficaudus ruficaudus | R |
| Meadow jumping mouse ssp. alascensis | Zapus hudsonius alascensis | B |
| Sea otter | Enhydra lutris | R |
| Wolverine ssp. luscus | Gulo gulo luscus | B |
| Wolverine ssp. vancouverensis | Gulo gulo vancouverensis | R |
