Common Merganser

Mergus merganser

The common merganser or goosander is a large sea duck of rivers and lakes in forested areas of Europe, Asia, and North America. The common merganser eats mainly fish. It nests in holes in trees.

Goosander
Common merganser. Photo shared on Wikipedia by Bengt Nyman.
Common merganser. Photo shared on Wikipedia by Bengt Nyman.
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Community Sightings

Recent observations from the iNaturalist community

Gänsesäger observed by betzoou
Jul 18, 2026
Grillparzerstraße, Amstetten, Lower Austria, AT
byBettina R.
Research Grade
· 1 ID
Common Merganser observed by sylviab14
Jul 18, 2026
Port Angeles, WA, US
bySylvia Barclay
Research Grade
· 1 ID
Common Merganser observed by pinesnake
Jul 18, 2026
Natural Tunnel State Park, Duffield, VA, US
bypinesnake
Research Grade
· 1 ID
Goosander observed by hel3
Jul 18, 2026
Lake Iseo, Lovere, Lombardy, IT
byhel3
Research Grade
· 3 IDs
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