Brazilian Merganser

Mergus octosetaceus

Critically Endangered

The Brazilian Merganser is a duck, goose, swan, or close waterfowl relative of South American wetlands, rivers, lakes, and southern coasts. It feeds on aquatic plants, seeds, invertebrates, or small animals in lakes, marshes, rivers, floodplains, and coastal waters, and many populations gather or migrate seasonally in large flocks.

Family

Anatidae

Group

Waterfowl

Range

Brazilian Merganser Range — Resident or seasonal range in South American wetlands, rivers, lakes, and southern coasts

Population

≈ 250-500

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