Greater Scaup (Aythya marila) flying over partially frozen bay. Green heads of drakes clearly visible.
Greater scaup drake coming in for a landing.
Greater Scaup flying over Lake Superior.
Greater Scaup flying over Lake Superior.
Greater Scaup flying (Aythya marila). Great lakes.
Greater Scaup flying (Aythya marila). Great lakes.
Scaup (bluebills) flying low over rough water.
Large flock of scaup (bluebills), and some redheads, flying low over rough water.
Large flock of scaup (bluebills) flying low over rough water.
Greater Scaup flying over Lake Superior.
Greater Scaup flying over Lake Superior.
Greater Scaup flying low over water on gray day.
Greater Scaup on water in heavy snowfall.
Greater Scaup flying (Aythya marila).
Greater Scaup flying (Aythya marila).
Greater Scaup flying (Aythya marila).