Sea Duck Joint Venture

A Conservation Partnership under the North American Waterfowl Management Plan

Sea Duck Joint Venture

Sea Duck Joint Venture

Hooded Merganser

Lophodytes cucullatus

The hooded merganser is the smallest of the three merganser species in North America. An adult weights about 620 grams (1.4 lbs) and is 40-50 cm (16-20 in.) long; males are larger than females. Like other mergansers, they have a long serrated bill for grasping and handling live prey.

Sea Duck Information Series fact sheet

Hooded Merganser Species Knowledge Summary and Information Needs [PDF]

Aerial Identification video

Hooded Merganser Photo Gallery

Hooded Merganser Range Map


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The Sea Duck Joint Venture promotes the conservation of all North American sea ducks through partnerships by providing greater knowledge and understanding for effective population and habitat conservation and management.