Mammals of Portland, Oregon
The mammals most often spotted near Portland, ranked by recent research-grade observations.
16,316
recent observations
50
species listed
50
mammals
Naturalists have logged 16,316 research-grade observations across the 50 most-recorded species near Portland. The most frequently seen is the Coypu, with 2,459 recorded sightings.
Rarer finds confirmed near Portland include Camas Pocket Gopher, Bobcat and Central Pacific Jumping Mouse - uncommon enough that a sighting is worth logging.
Most-observed mammals near Portland
Coypu
Myocastor coypus
2,459 observations
Eastern Gray Squirrel
Sciurus carolinensis
2,419 observations
Mule Deer
Odocoileus hemionus
1,942 observations
Eastern Fox Squirrel
Sciurus niger
1,178 observations
American Beaver
Castor canadensis
853 observations
Common Raccoon
Procyon lotor
844 observations
Coyote
Canis latrans
795 observations
Douglas's Ground Squirrel
Otospermophilus douglasii
782 observations
Douglas's Squirrel
Tamiasciurus douglasii
772 observations
Townsend's Chipmunk
Neotamias townsendii
577 observations
Eastern Cottontail
Sylvilagus floridanus
542 observations
Brush Rabbit
Sylvilagus bachmani
405 observations
Muskrat
Ondatra zibethicus
295 observations
Striped Skunk
Mephitis mephitis
293 observations
North American River Otter
Lontra canadensis
239 observations
Virginia Opossum
Didelphis virginiana
230 observations
White-tailed Deer
Odocoileus virginianus
205 observations
Western Deer Mouse
Peromyscus sonoriensis
178 observations
Domestic Cat
Felis catus
174 observations
Brown Rat
Rattus norvegicus
128 observations
American Shrewmole
Neurotrichus gibbsii
108 observations
American Mink
Neogale vison
102 observations
Camas Pocket Gopher
Megascapheus bulbivorus
94 observations
Black Rat
Rattus rattus
81 observations
Long-tailed Weasel
Neogale frenata
69 observations · iNaturalist
Wapiti
Cervus canadensis
65 observations
California Sea Lion
Zalophus californianus
52 observations
Bobcat
Lynx rufus
52 observations
Steller Sea Lion
Eumetopias jubatus
40 observations
European Rabbit
Oryctolagus cuniculus
39 observations · iNaturalist
American Black Bear
Ursus americanus
36 observations
Western Gray Squirrel
Sciurus griseus
35 observations
Townsend's Mole
Scapanus townsendii
31 observations
Townsend's Vole
Microtus townsendii
22 observations
Coast Mole
Scapanus orarius
21 observations
Trowbridge's Shrew
Sorex trowbridgii
16 observations
Mountain Beaver
Aplodontia rufa
14 observations
North American Porcupine
Erethizon dorsatum
13 observations
Yellow-bellied Marmot
Marmota flaviventris
13 observations
Vagrant Shrew
Sorex vagrans
13 observations
Humboldt's Flying Squirrel
Glaucomys oregonensis
13 observations
American Ermine
Mustela richardsonii
13 observations
American Pika
Ochotona princeps
10 observations
Little Brown Bat
Myotis lucifugus
9 observations
House Mouse
Mus musculus
9 observations
Central Pacific Jumping Mouse
Zapus montanus
9 observations
Snowshoe Hare
Lepus americanus
8 observations
Big Brown Bat
Eptesicus fuscus
7 observations
Mountain Lion
Puma concolor
7 observations
Silver-haired Bat
Lasionycteris noctivagans
5 observations
Mammals in nearby places
Out spotting mammals near Portland?
Take Huck with you. Identify any mammal you find in seconds and build your collection.
Get HuckLove mammals? Get Huck field notes
Spotting tips, new species, and the best of what people are finding in the wild - straight to your inbox.