Mammals of Mount Rainier National Park
The mammals most often spotted in Mount Rainier, ranked by recent research-grade observations.
7,886
recent observations
38
species listed
38
mammals
Naturalists have logged 7,886 research-grade observations across the 38 most-recorded species in Mount Rainier. The most frequently seen is the Hoary Marmot, with 2,414 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
2,414 observations
Cascade Golden-mantled Ground Squirrel
Callospermophilus saturatus
1,875 observations
American Pika
Ochotona princeps
748 observations
Mule Deer
Odocoileus hemionus
703 observations
Mountain Goat
Oreamnos americanus
589 observations
Yellow-pine Chipmunk
Neotamias amoenus
429 observations
American Black Bear
Ursus americanus
396 observations
Douglas's Squirrel
Tamiasciurus douglasii
209 observations
Townsend's Chipmunk
Neotamias townsendii
151 observations
Red Fox
Vulpes vulpes
143 observations
Wapiti
Cervus canadensis
75 observations
Snowshoe Hare
Lepus americanus
34 observations
Wolverine
Gulo gulo
15 observations
American Beaver
Castor canadensis
14 observations
Long-tailed Weasel
Neogale frenata
14 observations · iNaturalist
American Ermine
Mustela richardsonii
12 observations
Pacific Marten
Martes caurina
11 observations
Western Deer Mouse
Peromyscus sonoriensis
10 observations
Coyote
Canis latrans
7 observations
Common Raccoon
Procyon lotor
5 observations
Northern Pacific Jumping Mouse
Zapus trinotatus
4 observations
Southern Red-backed Vole
Clethrionomys gapperi
4 observations · iNaturalist
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
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
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
1 observation
American Mink
Neogale vison
1 observation
Western Water Shrew
Sorex navigator
1 observation · iNaturalist
Mammals in nearby places
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