Great Blue Heron

Great Blue Heron Ardea herodias

Range map

Great Blue Heron, Range map
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Data provided by eBird

Great Blue Heron

Ardea herodias


This map depicts the range boundary, defined as the areas where the species is estimated to occur at a rate of 5% or more for at least one week within each season.  Learn more

Breeding season
May 10 - Jun 28
Non-breeding season
Dec 28 - Jan 25
Pre-breeding migratory season
Feb 1 - May 3
Post-breeding migratory season
Jul 6 - Dec 21
Note: Seasonal ranges overlap and are stacked in the order above; view full range in season maps.
Seasons timeline
Learn more