Migration & timing
American Bittern in Delaware
There aren't yet enough observations of American Bittern in Delaware to describe its timing with confidence.
Sighting 2 observations in Delaware
Check back as more observations come in, or explore American Bittern across North America.
American Bittern elsewhere
More birds in Delaware
Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.