Map: blocks & hotspots — California Bird Atlas

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Join CBA eBird Project

Science Advisory Committee

Board of Directors

Regional Coordinators

Sponsored Species

Join CBA eBird Project

Science Advisory Committee

Board of Directors

Regional Coordinators

Sponsored Species

Join CBA eBird Project

Science Advisory Committee

Board of Directors

Regional Coordinators

Sponsored Species

Atlas blocks & eBird hotspots | Hotspots last updated 2026-01-04

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California Bird Atlas is a 501(c)(3) nonprofit organization. Our federal tax ID number is 33-2290415.