Migration & timing
Great Blue Heron in Oklahoma
There aren't yet enough observations of Great Blue Heron in Oklahoma to describe its timing with confidence.
Sighting 10 observations in Oklahoma
Check back as more observations come in, or explore Great Blue Heron across North America.
Great Blue Heron elsewhere
More birds in Oklahoma
Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.