Mammals of Crater Lake National Park
The mammals most often spotted in Crater Lake, ranked by recent research-grade observations.
1,367
recent observations
28
species listed
28
mammals
Naturalists have logged 1,367 research-grade observations across the 28 most-recorded species in Crater Lake. The most frequently seen is the Common Golden-mantled Ground Squirrel, with 889 recorded sightings.
Rarer finds confirmed in Crater Lake include Central Pacific Jumping Mouse - uncommon enough that a sighting is worth logging.
Most-observed mammals in Crater Lake
Common Golden-mantled Ground Squirrel
Callospermophilus lateralis
889 observations
Mule Deer
Odocoileus hemionus
160 observations
Yellow-bellied Marmot
Marmota flaviventris
152 observations
American Pika
Ochotona princeps
36 observations
Douglas's Squirrel
Tamiasciurus douglasii
29 observations
Pacific Marten
Martes caurina
28 observations
Yellow-pine Chipmunk
Neotamias amoenus
17 observations
American Black Bear
Ursus americanus
14 observations
Coyote
Canis latrans
7 observations
Red Fox
Vulpes vulpes
4 observations
Wapiti
Cervus canadensis
4 observations
Western Pocket Gopher
Thomomys mazama
3 observations
Least Chipmunk
Neotamias minimus
3 observations
Snowshoe Hare
Lepus americanus
2 observations
American Beaver
Castor canadensis
2 observations
Belding's Ground Squirrel
Urocitellus beldingi
2 observations
Humboldt's Flying Squirrel
Glaucomys oregonensis
2 observations
Long-tailed Weasel
Neogale frenata
2 observations · iNaturalist
Douglas's Ground Squirrel
Otospermophilus douglasii
2 observations
Little Brown Bat
Myotis lucifugus
1 observation
Common Raccoon
Procyon lotor
1 observation
North American Porcupine
Erethizon dorsatum
1 observation
Bushy-tailed Woodrat
Neotoma cinerea
1 observation
Domestic Dog
Canis familiaris
1 observation · iNaturalist
Shadow Chipmunk
Neotamias senex
1 observation
Townsend's Chipmunk
Neotamias townsendii
1 observation
Western Deer Mouse
Peromyscus sonoriensis
1 observation
Central Pacific Jumping Mouse
Zapus montanus
1 observation
Mammals in nearby places
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