Gadwall

Gadwall Mareca strepera

Abundance map

Gadwall, Abundance map
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Data provided by eBird

Gadwall

Mareca strepera

Abundance

Relative abundance is depicted for each season along a color gradient from a light color indicating lower relative abundance to a dark color indicating a higher relative abundance. Relative abundance is the estimated average count of individuals detected by an eBirder during a 1 hour, 1 kilometer traveling checklist at the optimal time of day for each species.   Learn more about this data

Relative abundance
Year-round
0.02
2.5
22
Breeding season
Jun 7 - Jul 27
0.02
2.5
22
Non-breeding season
Dec 21 - Jan 25
0.02
2.5
22
Pre-breeding migratory season
Feb 1 - May 31
0.02
2.5
22
Post-breeding migratory season
Aug 3 - Dec 14
0.02
2.5
22
Note: Seasonal ranges overlap and are stacked in the order above; view full range in season maps.
Seasons timeline
Learn more about seasons