Common Eider

Common Eider Somateria mollissima

Abundance map: Breeding

Common Eider, Abundance map: Breeding
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Data provided by eBird

Common Eider

Somateria mollissima

Abundance: Breeding

This map depicts the seasonally-averaged estimated relative abundance, defined as the expected count on an eBird Traveling Count starting at the optimal time of day with the optimal search duration and distance that maximizes detection of that species in a region, averaged across the breeding season.  Learn more

Relative abundance
Breeding season
Season date range
Jun 7 - Aug 31 Learn more