Classificatie
Animalia [rijk]Chordata [fylum]
Aves [klasse]
Anseriformes [orde]
Anatidae [familie]
Aythya [geslacht]
Genus Aythya heeft de volgende onderliggende taxa:
Aythya ferina [species]
Aythya fuligula [species]
Aythya marila [species]
Aythya nyroca [species]