Migration & timing

Tree Swallow in Alberta

There aren't yet enough observations of Tree Swallow in Alberta to describe its timing with confidence.

Sighting 16 observations in Alberta

Check back as more observations come in, or explore Tree Swallow across North America.

Tree Swallow elsewhere

More birds in Alberta

Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.