Mammals of Isle Royale National Park
The mammals most often spotted in Isle Royale, ranked by recent research-grade observations.
919
recent observations
12
species listed
12
mammals
Naturalists have logged 919 research-grade observations across the 12 most-recorded species in Isle Royale. The most frequently seen is the Moose, with 369 recorded sightings.
Rarer finds confirmed in Isle Royale include Gray Wolf - uncommon enough that a sighting is worth logging.
Most-observed mammals in Isle Royale
Moose
Alces alces
369 observations
American Red Squirrel
Tamiasciurus hudsonicus
140 observations
Snowshoe Hare
Lepus americanus
107 observations
Gray Wolf
Canis lupus
95 observations
Red Fox
Vulpes vulpes
85 observations
American Beaver
Castor canadensis
69 observations
North American River Otter
Lontra canadensis
33 observations
Eastern Deermouse
Peromyscus maniculatus
12 observations
Muskrat
Ondatra zibethicus
4 observations
American Marten
Martes americana
3 observations
Little Brown Bat
Myotis lucifugus
1 observation
American Ermine
Mustela richardsonii
1 observation
Mammals in nearby places
Out spotting mammals in Isle Royale?
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.