Western Bluebird

Western Bluebird Sialia mexicana

Abundance map: Post-breeding migration

Western Bluebird, Abundance map: Post-breeding migration
The Cornell Lab logo
Data provided by eBird

Western Bluebird

Sialia mexicana

Abundance: Post-breeding migration

Relative abundance is depicted for each season along a color gradient from a light color indicating lower relative abundance to a dark color indicating a higher relative abundance. Relative abundance is the estimated average count of individuals detected by an eBirder during a 1 hour, 1 kilometer traveling checklist at the optimal time of day for each species.   Learn more about this data

Relative abundance
Post-breeding migratory season
0.04
1.8
5.5
Season date range
Oct 12 - Dec 7 Learn more about seasons