"Mottled duck"@en . . . . "IUCN3.1" . . . . "LC" . "The mottled duck (Anas fulvigula) or mottled mallard is a medium-sized dabbling duck. It is intermediate in appearance between the female mallard and the American black duck. It is closely related to those species, and is sometimes considered a subspecies of the former, but this is inappropriate (see systematics).There are two distinct populations of mottled ducks. One population, A."@en . . . . .