Two scaup sit up to their gunwales in the water.

The male greater scaup has a green head with white-and-gray sides.

Scaup reached atime low for the second consecutive year, remaining 23 percent below average.

In some coastal areas, special seasons for bluebills, or scaup, do the same.

The Greater Scaup dive to obtain food, which they eat on the surface.

When scaup are involved, it has to be large enough to carry safely more than 100 decoys and two hunters.

The male lesser scaup has a purple head and a black neck, with a gray-white body.

Greater Scaup begin breeding when they are two years old, although they may start nesting at age one.

The drake or male Greater Scaup is larger and has a more rounded head than the female.

Scaup's horse stumbled; Insects slashed its belly and dragged it down.

The hunting on the open water of the lake and the river is usually for diving ducks, most notably bluebills, also known as scaup.

Greater Scaup eat aquatic mollusks, plants, and insects, which they obtain by diving underwater.

Juvenile Greater Scaup look similar to adult females.

Rarer species also visit such as Smew and Scaup.

Mr. Brys said the population drop among the scaup is the largest in recent memory, but he declined to speculate on the cause.

Greater Scaup, when moulting and during the winter, are threatened by escalated levels of organochloride contaminants.

The lake provides habitat for migrating scaup, three varieties of scoters and Canada geese.

Soon after becoming a national council member of SCAUP, he was arrested.

Diving ducks such as scaup and ring-necked ducks use deeper refuge waters.

Scaup had gone.

Bluebills, or scaup, tend to remain in huge flocks that usually won't pay attention to a small rig of a few dozen decoys.

But the high-bred pintail, the scaup, the goldeneye!

Primary diving ducks are scaup and ring-necked ducks.

The region is a major wintering area for waterfowl, particularly for black ducks and scaup, commonly called broadbills.

A raft of lesser scaup, debris from moontides and an abundance of water chestnuts were observed.