| Common Name | Scientific Name | Federal Status |
| Bat, Pacific western big-eared | Corynorhinus townsendii townsendii | Species of Concern |
| Bat, Pale western big-eared | Corynorhinus townsendii pallescens | Species of Concern |
| Bat, Spotted | Euderma maculatum | Species of Concern |
| Bear, Grizzly | Ursus actos | Threatened |
| Caribou, Woodland | Rangifer tarandus caribou | Endangered |
| Deer, Columbia white-tailed | Odocoileus virginianus leucurus | Endangered |
| Fisher, Pacific | Martes pennanti pacifica | Species of Concern |
| Gopher, Western pocket | Thomomys mazama | Species of Concern |
| Lynx, North American | Lynx canadensis | Threatened |
| Myotis, Fringed | Myotis thysanodes | Species of Concern |
| Myotis, Long-eared | Myotis evotis | Species of Concern |
| Myotis, Long-legged | Myotis volans | Species of Concern |
| Myotis, Western small-footed | Myotis ciliolabrum | Species of Concern |
| Myotis, Yuma | Myotis yumanensis | Species of Concern |
| Porpoise, Harbor | Phocoena phocoena | Species of Concern |
| Rabbit, Pygmy | Brachylagus idahoensis | Species of Concern |
| Sea lion, Steller | Eumetopias jubatus | Threatened |
| Sea otter, Southern | Enhydra lutris nereis | Threatened |
| Sheep, California bighorn | Ovis canadensis californiana | Species of Concern |
| Shrew, Destruction island | Sorex trowbridgii destructioni | Species of Concern |
| Shrew, Preble's | Sorex preblei | Species of Concern |
| Squirrel, Northern Idaho ground | Spermophilus brunneus brunneus | Threatened |
| Squirrel, Southern Idaho ground | Spermophilus brunneus endemicus | Species of Concern |
| Squirrel, Washington ground | Spermophilus washingtoni | Species of Concern |
| Squirrel, Western gray | Sciurus grisers | Species of Concern |
| Vole, Shaw island Townsend's | Microtus townsendii pugeti | Candidate |
| Vole, White-footed | Arborimus (=Phenacomys) albipes | Species of Concern |
| Whale, Black right | Balaena glacialis | Endangered |
| Whale, Blue | Balaenoptera musculus | Endangered |
| Whale, Fin | Baleonoptera physalus | Endangered |
| Whale, Gray | Eschrichtius robustus | Threatened |
| Whale, Humpback | Megaptera novaeangliae | Endangered |
| Whale, Killer (Orca) | Orcinus orca | Species of Concern |
| Whale, Sei | Balaenoptera borealis | Endangered |
| Whale, Sperm | Physeter macrocephalus | Endangered |
| Wolf, Gray | Canis lupus | Endangered |
| Wolverine | Gulo gulo | Species of Concern |
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