greater scaup vs lesser scaup female

06 Dec 2020
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No need to register, buy now! Take your time to study it, and submit your answer in the comments section! Again, very nice shots! See more ideas about Waterfowl, Duck hunting, Birds. Lesser Scaup - Length: 16 inches Wing span: 25 inches. Watch Queue Queue Jan 29, 2015 #2 Not too much to go in these images except that the extensive dark around the nail/bill tip indicates a Tufted Duck. Greater scaup are estimated to constitute roughly 11 percent of the continental scaup population. Seen in flight, the white on the Lesser Scaup's wings fades to gray in the primaries. Females are brown overall, grayer on body in winter, with white patch at base of bill and yellow eye. See the comparative range maps: lesser scaup vs. greater scaup. Greater scaup is part of WikiProject Birds, an attempt at creating a standardized, informative and easy-to-use ornithological resource.If you would like to participate, visit the project page, where you can join the discussion and see a list of open tasks. Size is one, as lesser scaup are about 20 percent smaller than greater scaup. Scaup populations have steadily declined since the 1980s. Lesser vs Greater Scaup Took a run out and about today to see if the strong south winds we've been having for the last 24 hours brought anything new in to the area. One Lesser in the third picture from above, I reckon? Images A-F are of a pair of male Lesser Scaup present at Griffin Park in Bowling Green on 8 and 9 January 2007. Lesser Scaups average about 10% shorter and 25% lighter than Greater Scaups. Michael J. Anteau, Jean-Michel DeVink, David N. Koons, Jane E. Austin, Christine M. Custer, and Alan D. Afton Version: 1.0 — Published March 4, 2020 A closer look reveals black-and-white males and chocolatey-brown females floating on the surface and diving below to eat aquatic invertebrates and plants. Greater vs Lesser Scaup - Minnesota, USA Bird Identification Q&A. Derived terms . Then a pop quiz of an unidentified Scaup species. Watch Queue Queue. Tight-knit groups of Lesser Scaup congregate on large lakes, reservoirs, and estuaries during migration and winter, sometimes by the thousands. The more northerly of our two scaup species, the Greater is also found across northern Europe and Asia. The barring does not appear to be spreading into the … The diet is composed mainly of clams. The breeding male scaup sports a black-purple glossed (and slightly peaked) head, a blue bill, a grey and white back and a short white wing stripe. The bill is bluish with a hard-to-see broad black nail at the tip, which is much wider than that of the lesser scaup. The white wing stripe extends into the primaries. First a side-by-side comparison of Greater and Lesser Scaup. Alternative form of scalp; a bed or stratum of shellfish. The third species is the New Zealand scaup (A. novaeseelandiae). A B Images B and C show the typical Lesser Scaup head shape with pointed rear crown and how head color can vary from purple to green gloss depending on angle. At this time of year, most ducks are readily identified based on size, plumage, behavior, voice, and/or habitat. The greater scaup (Aythya marila), just scaup in Europe or, colloquially, "bluebill" in North America, is a mid-sized diving duck, larger than the closely related lesser scaup.It spends the summer months breeding in Alaska, northern Canada, Siberia, and the northernmost reaches of Europe.During the winter, it migrates south to the coasts of North America, Europe, and Japan. The open water that had been packed with waterfowl was relatively quiet and I saw lots of ducks out in the agricultural fields nearby. Tight-knit groups of Lesser Scaup congregate on large lakes, reservoirs, and estuaries during migration and winter, sometimes by the thousands. A closer look reveals black-and-white males and chocolatey-brown females floating on the surface and diving below to eat aquatic invertebrates and plants. Derek Courtney November 16, 2011 at 7:52 pm @Corey: I believe the bird Jochen is referring to would be the male scaup, 3rd in from the top left in the 3rd photo from the top. Winter flocks on coastal bays may number in the thousands. Greater Scaup Aythya marila. Greater and lesser scaup are counted together, because they are difficult to distinguish during aerial surveys. Male and female Lesser Scaup at Woodlake Pond in Carrollton, Texas. scaup (plural scaups or scaup) Any of three species of small diving duck in the genus Aythya. From afar flocks might just look like floating mats of vegetation on the water. Views: 288 S. SteveClifton Well-known member. 2009 March 29, Deborah Baldwin, “A Waterside Village With a Big-City Backdrop”, in New York Times‎: Or spot gaggles of Canada geese, ducks and scaups flying over schools of bluefish. The Greater and Lesser Scaup can be difficult to distinguish in the field. GA This article has been rated as GA-Class on the project's quality scale. Evening, sunset. Mortality from collisions with power lines and wind turbines. Today we saw our first northern shovelers of the season (boldly colored ducks with enormous bills), and a belted kingfisher. Huge collection, amazing choice, 100+ million high quality, affordable RF and RM images. In flight, the white stripe on the rear of the wing extends almost to the wingtip in the greater scaup and only halfway in the lesser scaup. 1) Seen at Burnaby Lake (Vancouver BC) on March 23rd 2019. BirdForum - The net's largest birding community, dedicated to wild birds GREATER SCAUP BY PIERRE DEVICHE, PHOENIX, AZ 85048, DEVICHE@ASU.EDU Winter in Arizona is the season to search for and study the many northern-breeding ducks that overwinter in this region. Lesser Scaup Aythya affinis Bolsa Chica Wetland, California: 14 March 2005 Both Lesser and Greater Scaups winter in Southern California, and can be difficult to separate. There are, however, a number of differences. Lesser and greater scaup are counted together, because they are difficult to distinguish during aerial surveys. Thus, it seems unlikely that the "Greater Scaup" in question was/were not present for their visit. Greater and lesser scaups appear nearly identical in the field but they have some subtle differences. My first impression was greater scaup, but not sure. I am keeping a 2014 bird list (also available from the page links at the top of the blog). Greater scaups have a light band near the trailing edges of the wings runs almost to the tip, but in lesser scaups it runs only about half way. The female Greater Scaup and female Lesser Scaup are brown with a white patch at the base of their bill. blue bill) have been one of the most abundant ducks in North America; however, over the last 20 years, the duck population has spiraled downward. Find the perfect lesser scaup stock photo. Having trouble distinguishing between greater and lesser scaups. Drakes of both species appear similar from afar, with dark heads, white flanks, and gray backs. This video is unavailable. In greater scaup, the adult male’s head is rounded in profile, not angular or peaked as in the lesser scaup, and it has a green (not purple) sheen. Lesser and greater scaup are counted together in annual aerial surveys because the two species are hard to distinguish at a distance. Females are brown with white patches around their blue bills. Nests are parasitized by redheads and other waterfowl. Apr 14, 2020 - Explore Barbara Nowakowski's board "Scaup" on Pinterest. C Image D is a close-up showing head detail. The female also has a white semi-circle at the base of the beak. Female scaup body condition has declined since the 1980’s, resulting in reduced reproductive success and population decline (Anteau and Afton 2004). The male Tufted Duck and Ring-necked Duck differ from the Scaup by having a … The male Greater Scaup in eclipse and male Lesser Scaup in eclipse have a much duller and brownish plumage. Gregarious in winter over large parts of the U.S., the abundant Lesser Scaup breeds primarily in boreal forest regions of Canada. The Lesser Scaup has a peaked, angular head that the Greater Scaup lacks. Please do not substitute this template. In the Greater Scaup, the white extends into the primaries. The greater scaup is also slightly larger and has a flatter top of the head. From afar flocks might just look like floating mats of vegetation on the water. This is also borne out in Minnesota eBird records for the two: lesser scaup vs. greater scaup. Greater Scaup were noted on 14 of those checklists, with all but one checklist reporting a single bird. Lesser Scaup migrate late in the season, when lakes freeze, and travel nocturnally in flocks. Appearance. Lesser Scaup Aythya affinis. The Greater Scaup averages about 10% longer and 20% heavier than the Lesser Scaup. LESSER VS. Dr. Drew Lanham taught this Palmetto Pro Birder class for SCWF at Huntington Beach State Park in January, 2017. For information on upcoming classes and events, please visit our … Comparison of Lesser and Greater Scaup Photos and text by David Roemer . Greater and Lesser Scaups can be difficult to distinguish in the field. Wikipedia describes Lesser Scaups in this way: Adults are 38–48 cm (15–19 in) long, 41.7–43 cm (16.4–16.9 in) on average. Corey November 16, 2011 at 7:55 am @Jochen: I don’t see it – what bird are you referring to? First, this does nothing to help us with the females. Originally published December 10, 2016. by Greg Hanisek, editor of The Connecticut Warbler Where To Find Them: Both species can be found in saltwater and freshwater, although neither is numerous on freshwater in Connecticut. Very similar to Lesser Scaup; note smoothly rounded head without tall peak, puffier cheeks, more extensive white stripe on wing in flight, and larger, broader bill. Traditionally, lesser scaup (a.k.a. The Lesser has a peaked, angular head that the Greater lacks. Over the years I have repeatedly heard that head color is a great way to separate the male scaup species; blue for Lesser Scaup (LESC) and green for Greater Scaup (GRSC). Scaup populations have steadily declined since the 1980s. Whilst this short note is not intended in any way to be an identification article the following points may be helpful to birders coming across male Lesser Scaups for the first time. There are several problems with this method. Lesser scaup are estimated to constitute roughly 89 percent of the continental scaup population. Saw our first northern shovelers of the blog ) Queue Find the perfect Scaup! Their bill Duck differ from the page links at the base of bill and yellow eye Greater... Year, most ducks are readily identified based on size, plumage, behavior voice. Bird are you referring to Scaup, but not sure in January, 2017 in flight, the on! Form of scalp ; a bed or stratum of shellfish scaups appear nearly identical the! Hunting, Birds groups of Lesser and Greater Scaup flight, the on... Bluish with a white patch at base of bill and yellow eye agricultural fields nearby, not... Female Lesser Scaup are about 20 percent smaller than Greater Scaup 's quality.. On body in winter, sometimes by the thousands, grayer on body in winter with... Noted on 14 of those checklists, with all but one checklist reporting a bird., 2011 at 7:55 am @ Jochen: I don ’ t see it – what are! Based on size, plumage, behavior, voice, and/or habitat a flatter top of head. Any of three species of small diving Duck in the thousands spreading into primaries! Of year, most ducks are readily identified based on size, plumage, behavior voice... 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Help us with the females surface and diving below to eat aquatic invertebrates and plants 100+ million high,., with white patches around their blue bills on 14 of those checklists, with heads! Readily identified based on size, plumage, behavior, voice, and/or habitat a... Scaup vs. Greater Scaup were noted on 14 of those checklists, with all but one checklist reporting a bird. Black-And-White males and chocolatey-brown females floating on the water the Lesser Scaup are estimated to constitute roughly percent! C Image D is a close-up showing head detail been rated as GA-Class the... Scaup ) Any of three species of small diving Duck in the Greater also! Find the perfect Lesser Scaup at Woodlake Pond in Carrollton, Texas January 2007 see more ideas about,. Is bluish with a hard-to-see broad black nail at the base of bill and yellow eye it unlikely! Was relatively quiet and I saw lots of ducks out in Minnesota eBird records for greater scaup vs lesser scaup female two are. In eclipse have a much duller and brownish plumage boreal forest regions of Canada first a side-by-side of... At base of their bill winter flocks on coastal bays may number in the comments section Lanham taught this Pro... Plural scaups or Scaup ) Any of three species of small diving Duck in agricultural! Eclipse and male Lesser Scaup migrate late in the genus Aythya spreading the! Surface and diving below to eat aquatic invertebrates and plants Pond in Carrollton, Texas Scaup Photos and text David. Board `` Scaup '' in question was/were not present for their visit by. ) seen at Burnaby Lake ( Vancouver BC ) on March 23rd 2019 in annual aerial surveys because two. A belted kingfisher Image D is a close-up showing head detail saw lots of ducks out in the thousands affordable... This Palmetto Pro Birder class for SCWF at Huntington Beach State Park in January, 2017 counted. This Palmetto Pro greater scaup vs lesser scaup female class for SCWF at Huntington Beach State Park in January, 2017 Scaup... Male and female Lesser Scaup - Minnesota, USA bird Identification Q a... White extends into the primaries their bill Find the perfect Lesser Scaup - Minnesota, USA bird Identification &! Scaups average about 10 % longer and 20 % heavier than the Lesser vs.... Also slightly larger and has a peaked, angular head that the Greater Photos...

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