Common Eider

Common Eider Somateria mollissima

Range map

Common Eider, Range map
The Cornell Lab logo
Data provided by eBird

Common Eider

Somateria mollissima

Range

This map depicts the range boundary, defined as the areas where the species is estimated to occur at a rate of 5% or more for at least one week within each season.  Learn more

Occurrence
Year-round
Breeding season
Jun 7 - Aug 31
Non-breeding season
Dec 7 - Feb 22
Pre-breeding migratory season
Mar 1 - May 31
Post-breeding migratory season
Sep 7 - Nov 30
Note: Seasonal ranges overlap and are stacked in the order above; view full range in season maps.
Seasons timeline
Learn more