Herring Gull

Herring Gull Larus argentatus

Abundance map: Post-breeding migration

Herring Gull, Abundance map: Post-breeding migration
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Data provided by eBird

Herring Gull

Larus argentatus

Abundance: Post-breeding migration

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 post-breeding migration season.  Learn more

Relative abundance
Post-breeding migratory season
Season date range
Jul 27 - Nov 30 Learn more