American Oystercatcher

American Oystercatcher Haematopus palliatus

Abundance map: Post-breeding migration

American Oystercatcher, Abundance map: Post-breeding migration
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Data provided by eBird

American Oystercatcher

Haematopus palliatus

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
0
1.55
118.91
Season date range
Aug 31 - Nov 16 Learn more