Common Merganser

Common Merganser Mergus merganser

Range map

Common Merganser, Range map
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Data provided by eBird

Common Merganser

Mergus merganser

Range

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

Occurrence
Year-round
Breeding season
Jun 7 - Sep 28
Non-breeding season
Dec 21 - Feb 22
Pre-breeding migratory season
Mar 1 - May 31
Post-breeding migratory season
Oct 5 - Dec 14
Note: Seasonal ranges overlap and are stacked in the order above; view full range in season maps.
Seasons timeline
Learn more