Great Blue Heron

Great Blue Heron Ardea herodias

Abundance animation

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Data provided by eBird

Great Blue Heron

Ardea herodias

Abundance

This map animates weekly estimated relative abundance, defined as the expected count on an eBird Traveling Count starting at the optimal time of day with the optimal search duration and distance that maximizes detection of that species in a region on the specified date.  Learn more

Relative abundance
0
0.6
27.43
Week of the year