scoter

noun, plural sco·ters, (especially collectively) sco·ter.

1. any of the large diving ducks of the genus Melanitta, inhabiting northern parts of the Northern Hemisphere.

noun plural -ters or -ter

1. any sea duck of the genus Melanitta, such as M. nigra (common scoter), of northern regions. The male plumage is black with white patches around the head and eyes