The Greater scaup (Aythya marila) is a medium sized diving duck. Except for the wing marks, greater and lesser scaup appear nearly identical in the field. Round-headed diving duck. Greater Scaup: This large diving duck has a glossy green-black head, white sides and belly, black tail, neck and breast, barred gray flanks and back. A male Ring-necked Duck is also present. The hen has a brown head and breast and white at the base of its gray bill. The female is dull brown with a white patch on the face at base of bill. Females are brown overall, grayer on body in winter, with white patch at base of bill and yellow eye. After all, every scaup I’d ever shot in California had fat like this. They congregate by the hundreds and thousands along the Pacific and Atlantic coasts during winter. In flight they show white patches along the length of …

The breeding range in North America is primarily in coastal tundra in western Alaska and around Hudson Bay. The Greater Scaup is the larger of the two native scaups seen in North America, the Lesser Scaup is the second scaup. Greenish iridescence on head only visible with ideal lighting. Less is known about its biology than other North American Aythya, in part because of its relatively isolated breeding grounds but also because of difficulty distinguishing it from the Lesser Scaup.

It is more associated with salt water than the more abundant Lesser Scaup. The diet includes aquatic insects and plants. Greater Scaup Licenses: Hunting License required. BNAO says Greater Scaup is the only circumpolar Aythya, and one of few circumpolar duck species. The breeding range in North America is primarily in coastal tundra in western Alaska and around Hudson Bay.

Basic Description The only circumpolar diving duck, the Greater Scaup breeds across the tundra regions in North America and Europe. It has a large rounded head with a greenish tinge. The wing-bar on this flying Greater Scaup resembles that of Tufted Duck, but the white facial patch is strong and prominent, seemingly encircling the bill base, and the dark at the bill tip can be seen to be restricted to the nail.

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Head appears black with a greenish sheen in good lighting, never purplish. The white wing stripe does not extend strongly into the primaries. The lesser scaup (A. affinis), a New World species also known as the little bluebill, breeds across the You can tell it from the similar lesser scaup by its rounded (not peaked) head. By understanding what makes ducks unique, birders can more easily identify which waterfowl they see. See more ideas about Waterfowl, Duck hunting, Birds. Greater Scaup: This large diving duck has a glossy green-black head, white sides and belly, black tail, neck and breast, barred gray flanks and back. The light band near the trailing edges of the wings runs almost to the tip in the greater scaup, but only about half way in the lesser. The male in non-breeding plumage has a black head and breast, brown body, and black rump. Dark head, chest, and rear contrasts with white sides and gray back. You can tell it from the similar lesser scaup by its rounded (not peaked) head. Period. J Images K and L are of a male Lesser Scaup present at Griffin Park on 9 December 2005. Image J shows a female Greater Scaup second from right. The male’s gleaming green head, gray flanks, and black tail-curl arguably make it the most easily identified duck. Females are brown, with characteristic white patches around the base of the bill. The Greater Scaup, Aythya marila, drake has a black chest and rump, white flanks and undersides.Its back is grayish. The diet includes aquatic insects and plants. Find high-quality Greater Scaup Duck stock photos and editorial news pictures from Getty Images.

Mar 11, 2014 - Explore jasonlancon's board "Greater Scaup" on Pinterest. It's a rare migrant in Missouri. Some individual birds in certain postures can be relatively easy. Its bill is light gray. The Greater Scaup is a medium sized diving duck is one of the few ducks with a circumpolar distribution and is found across Eurasia as well as North America. During spring and fall migrations, these waterfowl are seen in very large rafts on lakes and rivers.

It has a very extensive North Holarctic breeding range and migrates to more Temperate sea coasts in the winter. Complete hunting regulations. The eyes are yellow and the bill is blue-gray with a black tip. The lesser scaup (Aythya affinis) is a small North American diving duck that migrates south as far as Central America in winter. Scaup are diving ducks with a resemblance to tufted ducks. Medium-sized diving duck with rounded head and fairly heavy, broad bill. If someone at a park is feeding bread to ducks, chances are there are Mallards in the fray. Medium-sized diving duck with an evenly rounded head and a yellow eye.

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