
Based on 1,671 research-grade iNaturalist observations in Alaska, Harbor Seal is most often recorded in July; in Alaska it behaves like a summer visitor / breeder. It ranks #9 among mammals recorded in the state in our data.
Phoca vitulina
Harbor Seal in Alaska by month
Bars show research-grade observations per month. They mix true seasonality with how often people are outdoors, so treat small numbers with caution.
Also seen in Alaska in July
Moose

Brown Bear

Humpback Whale

Steller Sea Lion

Arctic Ground Squirrel

American Red Squirrel

Caribou
American Black Bear
Places to look in Alaska
Arctic National Wildlife Refuge
Tongass National Forest
Chugach State Park
Chugach National Forest
Botanical GardenAlaska Botanical Garden
Denali State Park
FAQ
When does Harbor Seal appear in Alaska?
Mainly May–September, with the most records in July.
How common is Harbor Seal in Alaska?
It ranks #9 by number of iNaturalist observations among mammals in Alaska (1,671 records in our sample).