"Mergus merganser americanus" shine sunan kimiyya ga merganser na Amurka, babban agwagi mai nutsewa da ake samu a Arewacin Amurka. Ga rushewar sunan kimiyya: >> "Mergus" yana nufin jinsin agwagi masu nutsewa wanda ɗan ƙasar Amurka ya kasance. " ma'ana "Goose" ko "agwagwa.""Americanus" yana nufin wurin da ake samun wannan jinsin, a wannan yanayin, Arewacin Amirka.
