Common scoter
(tree size 1)
Melanitta nigra
Velvet scoter
(tree size 2)
Melanitta fusca
Black scoter
Melanitta americana
Surf scoter
Melanitta perspicillata
White-winged scoter
(tree size 2)
Melanitta deglandi
Melanitta stejnegeri
Stejneger's scoter