A small, short-necked goose. The white markings on adult necks and the belly color vary among subspecies and populations.
Adults have a black head and neck, brown back, and white neck markings. The size of the markings and belly color vary among populations.
Flocks feed on eelgrass and algae in shallow coastal water at low tide. The Black Brant subspecies winters in bays and estuaries on the west coast of North America.
An extinction-risk assessment has not been added yet.