Though a scarce breeding bird in Britain, it is much more regular in winter, when numbers are boosted by continental migrants. The more northerly of our two scaup species, the Greater is also found across northern Europe and Asia. While Greater Scaup has a bigger bill on average, the smaller head and thinner neck of Lesser Scaup may give you the impression of it having a relatively large bill like a Greater. Greenish iridescence on head only visible with ideal lighting. Many of the distinguishing field marks between … Males have black heads, shoulder and breast, white flanks, grey back and a black tail. Large diving duck with a rounded head and a yellow eye. Dark head, chest, and rear contrasts with white sides and gray back. Certainly, sufficiently similar that any difference is one of degree and will be exceedingly difficult to discern (both in the … Life Span and Survivorship. At this time of year, any lake, reservoir or gravel pit should host this species, as well as its frequent companion, Common Pochard. These two very similar ducks share similar plumage features and only vary slightly in size, with Greater Scaup … Measures of Breeding Activity. A seriously impressive movement of Greater Scaup on 29th included 56 south past Lowestoft and no fewer than 81 past Southwold in the same direction. greater scaup duck, aythya marila. Cornell Lab of Ornithology, Ithaca, NY, USA. They tend to form tight groups with each other and sometimes mix with other diving ducks. Unlike its look-alike relative the Lesser Scaup, the Greater Scaup is found across Eurasia as well as North America. The back is white or pale gray with thin wavy black lines. Though occasionally seen with Lesser Scaup, Greater Scaup typically flock together in single-species groups. Unlike its look-alike relative the Lesser Scaup, the Greater Scaup is found across Eurasia as well as North America. Common across a … Nonbreeding males look like a cross between a female and a breeding male: a mottled brown-and-gray body and a blackish head. The Greater Scaup is found primarily along the seacoast and on large bodies of water. Get Instant ID help for 650+ North American birds. Up to three Black Brant were in Essex: at Goldhanger, Salcott-cum-Virley and South Woodham Ferrers. Similar looking birds to Lesser Scaup: Greater Scaup Breeding male, Greater Scaup Female, Greater Scaup Immature male, Ring-necked Duck Adult male and female, Ring-necked Duck Female, Redhead Breeding male, Redhead Female. Carboneras, C. and G. M. Kirwan (2016). Newfoundland and Labrador, April 12, 2019, Newfoundland and Labrador, August 03, 2016, See more images of this species in Macaulay Library. It is named for its large horns. Is it a Greater or Lesser Scaup? This is by far the commonest Aythya and therefore the most familiar. palo alto baylands, california - greater scaup duck stock pictures, royalty-free photos & images. Ruddy Duck. The bighorn sheep (Ovis canadensis) is a species of sheep native to North America. Nonbreeding males have brownish gray back and flanks. At this time of year, most ducks are readily identified based on size, plumage, behavior, voice, and/or habitat. Mature drake Greater Scaup also tend to have a greenish metallic sheen to their heads whereas Lesser Scaup drakes have a purplish-blue … Try Merlin Bird ID. A Dusky … Larger than a Green-winged Teal, smaller than a Canvasback. Two night-herons share somewhat similar … Interesting Information. They look remarkably similar to the Lesser Scaup… Immature male + 3. Greater Scaup (Aythya marila). Flocks winter mainly on saltwater bays and estuaries; also on Great Lakes and other large freshwater lakes that stay ice free in winter. Hybrid combinations that are known from the wild and resemble the Lesser Scaup are: The occurrence of hybridization between Lesser and Greater Scaup … A large bird that resembles a cross between a crow and a pheasant. Rich brown overall, with white patch next to bill and, in summer, often a pale "ear" patch toward the back of the head. Field Identification Tips for Scaups . Names (45) Species names in all available languages. Medium-sized duck, dives for invertebrates. The Greater Scaup is a medium-sized diving duck with a rounded head. Scaup; Aythya marila; Male; Winter; UK. Female scaup … greater scaup … Tight-knit groups of Lesser Scaup congregate on large lakes, reservoirs, and estuaries during migration and winter, sometimes by the … Disease and Body Parasites. The head has a green iridescent sheen. Greater scaup hatchlings make their first flight approximately 36-40 days after hatching, while lesser scaups take longer to mature and make their first flight at 45-50 days. Greater Scaup. Often in flocks and pairs on variety of water bodies. Greater Scaup (Aythya marila), version 2.0. Size & Shape. Image of waterwild, greater, scaup - 129040501 Image of waterwild, greater, scaup - 129040501 Stock Photos Photos comparing this bird species with similar or confusing species, including captions … wedding cake with flower and leaves decoration - greater scaup duck stock pictures, royalty-free photos & images . Ring-necked Duck Female. In flight they show white patches along the length of the trailing edge of the wing. Pale gray back and white sides are distinctive from a distance. The belly and sides are white. Ring-necked Duck, female (1). Scaup Tufted Duck, Wildfowl and Wetlands Trust, London, UK. Ducks, Geese, and Waterfowl(Order: Anseriformes, Family:Anatidae). found on large, open lakes, bays. Anseriformes > Anatidae. Redhead Breeding male. Demography and Populations. Juvenile plumage may be referred to as immature plumage after August due to a slightly different appearance caused by feather wear, even though the feathers are the same. Females are brown overall with a darker brown head and a white patch next to the bill, but the size of the white patch varies. In flight, all plumages have a white wing stripe that extends into the primaries, nearly to the tip of the wing. Two Snow … Immature Black-crowned or Yellow-crowned Night-Heron? practically ceased. 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 When a flock is feeding on waters where a tide is running, the birds generally face up-current; there may be a continuous shifting as birds from the … Scaup are diving ducks with a resemblance to tufted ducks. A pair of horns might weigh up to 14 kg (30 lb); the sheep typically weigh up to 143 kg (315 lb). Ornithological Society Of The Middle East The Caucasus And Central Asia, RED DE OBSERVADORES DE AVES Y VIDA SILVESTRE DE CHILE. Adult Description Medium-sized diving duck. Medium-sized diving duck with a broad, black-tipped bill. Cold and wet weather is a significant source of mortality for young scaup, but those that survive can live a long time. Can be similar to immature male and female Tufted Duck, but note smoothly rounded head and more extensive white bill base patch in females. Ring-necked Duck Adult male and female. Explore. Age & Sex: Juvenile Immature Adult Age Unknown; Male: Female: 1: Sex Unknown: Media: Media powered by Macaulay Library. Tufted Duck ge… Scaup, probably both Greater Scaup and Lesser Scaup, a lot M+F; at least one is immature male (please confirm from the pictures taken). Medium-sized diving duck with an evenly rounded head and a yellow eye. Redhead Female. In Birds of the World (S. M. Billerman, Editor). : Photographer : © Arnab Pal Location : Gajoldoba, Teesta Barrage, Jalpaiguri District, West Bengal, India: Date : … Females are brown, with characteristic white patches around the base of the bill. A passage migrant and winter visitor in Kent, most prevalent in severe weather when large … Both male and female Greater Scaup frequently return to the same breeding area in subsequent years. Wing Character: Male: Female: Adult: Immature: Immature: Adult: Scapulars: Heavily vermiculated; appear more white than dark: Lightly vermiculated and/or flecked with white; appear more dark than white: After molt: Similar to adult male: After molt: No obvious change : Tertials: Black, some flecked with white near … Details: head shape and width, large bill depth, large nail plus much white extending into primaries points to Greater Scaup. Causes of Mortality. Photo about Onvolwassen mannetje Topper zwemmend rustend; Immature male Greater Scaup resting. Rounded head. Lesser scaup duck,Aythya affinis,shaking off water droplets after dive,Wetland center in Somerset,United Kingdom. Click here for ID tips. Siberian Chiffchaff, Kempsey, Worcestershire (Andrew Warr). Greater Scaup (Aythya marila), version 1.0. The American Wild-life Institute, Washington, D. C. … DUCK, SCAUP, male preening on water, winter, UK. Male with black head, chest, and … At close range, gray back is finely marked with black lines. Medium-sized diving duck with a rounded head. Bighorn sheep range: Synonyms; O. cervina Desmarest O. montana Cuvier. Aythya affinis. The devilishly similar Greater Scaup often joins the group too, but the Lesser Scaup wears a tiny peaked hat that sits towards the back of the head, unlike the Greater Scaup's rounded head. Occasionally an older female Greater Scaup will have male-like head color and male patterning on … Identification. Couch's or Tropical Kingbird? Habitat + 3. Warm brownish overall, with white facial patch next to bill and a yellow eye. MOLT IN THE GREATER SCAUP * Billard and Hum phrey 765 swans of North America. https://doi.org/10.2173/bow.gresca.01, Kessel, B., D. A. Rocque, and J. S. Barclay (2002). Brina Kessel, Deborah A. Rocque, and John S. Barclay, Kessel, B., D. A. Rocque, and J. S. Barclay (2020). Winter flocks on coastal bays may number in the thousands. Photograph by Tony Leukering.] Here, black-and-white males and chocolatey-brown females bob along on the waves. Listen +2 more audio recordings. During winter, look for Greater Scaup on coastal bays, lakes, and reservoirs. But especially with juveniles, the bi-colored bill of hybrids is most diagnostic. This is an important proviso, yet examination of a number of photos on the web suggests that the underwing patterns of Greater Scaup (female and immature at least) and Lesser Scaup can be rather similar. Brina Kessel, Deborah A. Rocque, and John S. Barclay Version: 1.0 — Published March 4, 2020 Often flocks with other diving ducks, especially in winter and migration. The Four Keys to ID. Greater Scaup is of regular occurrence in our two-state region, but is both over- and under-reported, due to the extreme difficulty that many birders -- even skilled ones -- have at identifying scaup. In non-breeding plumage the male is duller, with brown to black head and … Species Maps; Explore a Region; Explore Hotspots; Search … Largely black with distinctive rusty wings, glossy underparts, a long and heavy black tail, and deep red eyes. At a distance, breeding male Greater Scaup are black and white, but closer views reveal an iridescent green sheen on the head, super thin black barring on the back, a bluish bill, and a yellow eye. Looking for ID Help? In Handbook of the Birds of the World Alive (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Greater Scaup Immature male. They congregate by the hundreds and thousands along the Pacific and Atlantic coasts during winter. Lesser Scaup. Immature females appeared to molt over a longer period and with lower intensity than adult females. Head shape is best way to separate from nearly identical Greater Scaup… larger size and smoothly rounded head help distinguish this species from the lesser scaup. There was a similar maritime theme in Herefordshire, with a female Greater Scaup at Wellington GPs on 18th, first-winter Little Gull here the following day, and the Long-tailed Duck remaining at Brockhall GPs until 22nd at least. Recent genetic testing indicates three … During migration and winter, Greater Scaup form large flocks on bays, lakes, and larger wetlands. Found on large bodies of water around the Great Lakes and coastal areas in the United States. - AB Bill bluish with black tip. Click here for ID tips. Scaup, Scaup Duck, Greater Scaup Duck, Bluebill, Broadbill: Bird Family : Anatini - Typical Ducks: Bird Group : ANSERIFORMES: Red Data Status : Least Concern: Remarks : A Greater Scaup, male - on the left, a Tufted Duck Aythya fuligula, female in the middle flanked by a Tufted Duck, male on the extreme right. Immature male Greater Scaup, Cape May Pt., Cape May Co., NJ; 7 January 2012. Lynx Edicions, Barcelona. Sign in to see your badges. https://doi.org/10.2173/bna.650. Gadwall. Only a handful breed in … Medium-sized diving duck with rounded head and fairly heavy, broad bill. Females are brown overall with a darker brown head and a white patch next to the bill, but the size of the white patch varies. Bufflehead, quite a lot. Juveniles are much duller with white bars on the tail and underparts and variable amounts of black streaks on the wings and upperparts. East Midlands. The Greater Scaup is found primarily along the seacoast and on large bodies of water. Female and immature hybrids typically lack the white bill base, except in those between Lesser Scaup and Ring-necked Duck, where the white extends to the eye region. In breeding plumage, the male Greater Scaup has a black head, neck, upper back, and breast. Breeds in shallow lakes and ponds in treeless wetlands in the tundra. Greater Scaup Scaup at Seabrook (Brian Harper) Aythya marila Category A Rare migrant and winter visitor 28 records Breeds in Iceland, northern Scandinavia and Russia, wintering on coasts around western Europe, including Britain. The only circumpolar diving duck, the Greater Scaup breeds across the tundra regions in North America and Europe. Greater Scaup Aythya marila. POWERED BY MERLIN. Often in flocks with other … At a distance, breeding male Greater Scaup are black and white, but closer views reveal an iridescent green sheen on the head, super thin black barring on the back, a bluish bill, and a yellow eye. Great Egret, Carlton Marshes, Suffolk (Rob Holmes). Identifying scaups in the field can be a great challenge, but it is possible. 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. Greater Scaup have a brighter white stripe that extends the full length of the wing. Greater Scaup Aythya marila - Hybrid? This is, however, often not the case for Lesser and Greater … Language Common name; Arabic ... Immature Stage. Note the round-headed look with the head peaking closer to the rear. An immature Greater Scaup (Aythya marila) on Lake Windermere, Lake District, UK. In late winter, a molt into the alternate (nuptial) plumage was begun. Get Instant ID help for 650+ North American birds. Female + 3. In The Birds of North America (A. F. Poole and F. B. Gill, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. The Cornell Lab will send you updates about birds, birding, and opportunities to help bird conservation. 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