Mammals of Channel Islands National Park
The mammals most often spotted in Channel Islands, ranked by recent research-grade observations.
Most-observed mammals in Channel Islands
Island Fox
Urocyon littoralis
2,527 observations
California Sea Lion
Zalophus californianus
379 observations
Common Dolphin
Delphinus delphis
353 observations
Humpback Whale
Megaptera novaeangliae
153 observations
Harbor Seal
Phoca vitulina
148 observations
Northern Elephant Seal
Mirounga angustirostris
143 observations
Common Bottlenose Dolphin
Tursiops truncatus
97 observations
California Ground Squirrel
Otospermophilus beecheyi
97 observations
Grey Whale
Eschrichtius robustus
78 observations
Risso's Dolphin
Grampus griseus
65 observations
Desert Cottontail
Sylvilagus audubonii
35 observations
Blue Whale
Balaenoptera musculus
29 observations
Gambel's Deer Mouse
Peromyscus gambelii
29 observations · iNaturalist
Orca
Orcinus orca
25 observations
Mule Deer
Odocoileus hemionus
25 observations
Western Spotted Skunk
Spilogale gracilis
23 observations
Fin Whale
Balaenoptera physalus
14 observations
Wild Boar
Sus scrofa
12 observations · iNaturalist
Guadalupe Fur Seal
Arctocephalus townsendi
9 observations · iNaturalist
Steller Sea Lion
Eumetopias jubatus
9 observations
Gray Fox
Urocyon cinereoargenteus
8 observations
Pallid Bat
Antrozous pallidus
7 observations
Bobcat
Lynx rufus
6 observations
Brush Rabbit
Sylvilagus bachmani
6 observations
Common Minke Whale
Balaenoptera acutorostrata
5 observations
Botta's Pocket Gopher
Megascapheus bottae
5 observations · iNaturalist
Mexican Free-tailed Bat
Tadarida brasiliensis
4 observations
Dall's Porpoise
Phocoenoides dalli
4 observations
Coyote
Canis latrans
4 observations
California Myotis
Myotis californicus
3 observations
Common Raccoon
Procyon lotor
3 observations
Townsend's Big-eared Bat
Corynorhinus townsendii
3 observations
Striped Skunk
Mephitis mephitis
2 observations
Virginia Opossum
Didelphis virginiana
2 observations
Agile Kangaroo Rat
Dipodomys agilis
2 observations · iNaturalist
Western Gray Squirrel
Sciurus griseus
2 observations
Sperm Whale
Physeter macrocephalus
2 observations
Domestic Sheep
Ovis aries
2 observations · iNaturalist
Elk
Cervus canadensis
2 observations
Domestic Horse
Equus caballus
2 observations · iNaturalist
Pacific White-sided Dolphin
Aethalodelphis obliquidens
2 observations · iNaturalist
Ginkgo-toothed Beaked Whale
Mesoplodon ginkgodens
1 observation · iNaturalist
Cuvier's Beaked Whale
Ziphius cavirostris
1 observation
Striped Dolphin
Stenella coeruleoalba
1 observation
Northern Right Whale Dolphin
Lissodelphis borealis
1 observation
False Killer Whale
Pseudorca crassidens
1 observation
Northern Fur Seal
Callorhinus ursinus
1 observation
Sea Otter
Enhydra lutris
1 observation
Mountain Lion
Puma concolor
1 observation
Western Harvest Mouse
Reithrodontomys megalotis
1 observation