4 Types of Sea Lions in Oregon
4 types of sea lions have a verified observation record in Oregon. The most frequently recorded are California Sea Lion, Steller Sea Lion and Guadalupe Fur Seal. Here is the full list, ranked by how often each is reported on iNaturalist.
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4 types of sea lions have a verified observation record in Oregon. The most frequently recorded are California Sea Lion, Steller Sea Lion and Guadalupe Fur Seal. Here is the full list, ranked by how often each is reported on iNaturalist.
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Verified species, source iNaturalist
4 types of sea lions recorded in Oregon
4 sea lions species have a verified observation record in Oregon, each with at least 10 confirmed sightings. The full list, ranked by how often each is recorded, is below.
| # | Species | Scientific name | Verified records |
|---|---|---|---|
| 1 | California Sea Lion | Zalophus californianus | 1,560 |
| 2 | Steller Sea Lion | Eumetopias jubatus | 787 |
| 3 | Guadalupe Fur Seal | Arctocephalus townsendi | 21 |
| 4 | Northern Fur Seal | Callorhinus ursinus | 10 |
Counts from verified iNaturalist observations.
The California Sea Lion (Zalophus californianus) is the most commonly recorded, with 1,560 verified observations — about 66% of all sea lions reported in Oregon. If you spot a sea lion here, it is statistically most likely to be this one.
Oregon also hosts less common sea lions such as Guadalupe Fur Seal and Northern Fur Seal, each recorded fewer than 100 times. These are the species worth a second look when you are out, since a sighting is more notable.