Least Tern

Least Tern Sternula antillarum

Abundance map: Pre-breeding migration

Least Tern, Abundance map: Pre-breeding migration
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Data provided by eBird

Least Tern

Sternula antillarum

Abundance: Pre-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 pre-breeding migration season.  Learn more

Relative abundance
Pre-breeding migratory season
0
2.85
362.95
Season date range
Mar 15 - May 24 Learn more