Mammals of Mount Rainier National Park
The mammals most often spotted in Mount Rainier, ranked by recent research-grade observations.
7,562
recent observations
37
species listed
37
mammals
Naturalists have logged 7,562 research-grade observations across the 37 most-recorded species in Mount Rainier. The most frequently seen is the Hoary Marmot, with 2,328 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
2,328 observations
Cascade Golden-mantled Ground Squirrel
Callospermophilus saturatus
1,801 observations · iNaturalist
American Pika
Ochotona princeps
725 observations
Mule Deer
Odocoileus hemionus
678 observations
Mountain Goat
Oreamnos americanus
560 observations
Yellow-pine Chipmunk
Neotamias amoenus
407 observations
American Black Bear
Ursus americanus
352 observations
Douglas's Squirrel
Tamiasciurus douglasii
206 observations
Red Fox
Vulpes vulpes
143 observations
Townsend's Chipmunk
Neotamias townsendii
141 observations
Wapiti
Cervus canadensis
74 observations
Snowshoe Hare
Lepus americanus
32 observations
Wolverine
Gulo gulo
15 observations
American Beaver
Castor canadensis
14 observations
Long-tailed Weasel
Neogale frenata
14 observations · iNaturalist
Pacific Marten
Martes caurina
10 observations · iNaturalist
Western Deer Mouse
Peromyscus sonoriensis
10 observations · iNaturalist
American Ermine
Mustela richardsonii
9 observations · iNaturalist
Coyote
Canis latrans
7 observations
Common Raccoon
Procyon lotor
5 observations
Northern Pacific Jumping Mouse
Zapus trinotatus
4 observations · iNaturalist
Southern Red-backed Vole
Clethrionomys gapperi
4 observations · iNaturalist
Northern Pocket Gopher
Thomomys talpoides
3 observations · iNaturalist
American Shrewmole
Neurotrichus gibbsii
3 observations
Bobcat
Lynx rufus
2 observations
European Rabbit
Oryctolagus cuniculus
2 observations · iNaturalist
North American Porcupine
Erethizon dorsatum
2 observations
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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