Mammals of Mount Rainier National Park
The mammals most often spotted in Mount Rainier, ranked by recent research-grade observations.
8,249
recent observations
37
species listed
37
mammals
Naturalists have logged 8,249 research-grade observations across the 37 most-recorded species in Mount Rainier. The most frequently seen is the Hoary Marmot, with 2,511 recorded sightings.
Rarer finds confirmed in Mount Rainier include Wolverine and Bobcat - uncommon enough that a sighting is worth logging.
Most-observed mammals in Mount Rainier
Hoary Marmot
Marmota caligata
2,511 observations
Cascade Golden-mantled Ground Squirrel
Callospermophilus saturatus
1,940 observations
American Pika
Ochotona princeps
778 observations
Mule Deer
Odocoileus hemionus
742 observations
Mountain Goat
Oreamnos americanus
616 observations
Yellow-pine Chipmunk
Neotamias amoenus
469 observations
American Black Bear
Ursus americanus
427 observations
Douglas's Squirrel
Tamiasciurus douglasii
219 observations
Townsend's Chipmunk
Neotamias townsendii
161 observations
Red Fox
Vulpes vulpes
143 observations
Wapiti
Cervus canadensis
76 observations
Snowshoe Hare
Lepus americanus
39 observations
Long-tailed Weasel
Neogale frenata
16 observations · iNaturalist
Wolverine
Gulo gulo
15 observations
American Beaver
Castor canadensis
14 observations
Western Deer Mouse
Peromyscus sonoriensis
14 observations
American Ermine
Mustela richardsonii
12 observations
Pacific Marten
Martes caurina
11 observations
Coyote
Canis latrans
8 observations
Common Raccoon
Procyon lotor
5 observations
Northern Pacific Jumping Mouse
Zapus trinotatus
5 observations
Southern Red-backed Vole
Clethrionomys gapperi
4 observations · iNaturalist
North American Porcupine
Erethizon dorsatum
3 observations
Northern Pocket Gopher
Thomomys talpoides
3 observations
American Shrewmole
Neurotrichus gibbsii
3 observations
Bobcat
Lynx rufus
2 observations
European Rabbit
Oryctolagus cuniculus
2 observations · iNaturalist
Townsend's Big-eared Bat
Corynorhinus townsendii
2 observations
Long-eared Myotis
Myotis evotis
1 observation
North American River Otter
Lontra canadensis
1 observation
Mountain Beaver
Aplodontia rufa
1 observation
Bushy-tailed Woodrat
Neotoma cinerea
1 observation
Western Heather Vole
Phenacomys intermedius
1 observation
Muskrat
Ondatra zibethicus
1 observation
Domestic Cat
Felis catus
1 observation
American Mink
Neogale vison
1 observation
Western Water Shrew
Sorex navigator
1 observation · iNaturalist
Mammals in nearby places
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