Redhead

Redhead Aythya americana

Abundance map

Redhead, Abundance map
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Data provided by eBird

Redhead

Aythya americana

Abundance

This map depicts the seasonally-averaged estimated relative abundance, defined as the expected count on a one-hour, one kilometer eBird Traveling Count conducted at the ideal time of day for detection of that species in a region.  Learn more

Relative abundance
birds per km/hr
Year-round
0.24
3.42
2,468.5
Breeding season
May 31 - Aug 31
0.24
3.42
2,468.5
Non-breeding season
Dec 28 - Feb 1
0.24
3.42
2,468.5
Pre-breeding migratory season
Feb 8 - May 24
0.24
3.42
2,468.5
Post-breeding migratory season
Sep 7 - Dec 21
0.24
3.42
2,468.5
Note: Seasonal ranges overlap and are stacked in the order above; view full range in season maps.
Seasons timeline
Learn more