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Species Maps

Explore interactive range maps by species or subspecies — zoom in for details

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Explore Atlas Regions

Recent sightings, checklists, birding activity, best hotspots, and top birders for a block, county, or state

More ways to explore

Map block progress by effort hours, confirmed species, and more.
Explore media through the Macaulay Library

Species you need

Prioritized list birds you haven't confirmed as breeding that you can expect to find in an atlas region

Compare your totals

Compare with the top atlasers in your region.

Learn birding skills

Create custom ID quizzes for anywhere in the world