Anseriformes > Anatidae. Greater Scaup Aythya marila - Hybrid? Ruddy Duck. - AB Size & Shape. Pale gray back and white sides are distinctive from a distance. Get Instant ID help for 650+ North American birds. 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. Warm brownish overall, with white facial patch next to bill and a yellow eye. 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. The Greater Scaup is a medium-sized diving duck with a rounded head. Michael J. Anteau, Jean-Michel DeVink, David N. Koons, Jane E. Austin, Christine M. Custer, and Alan D. Afton Version: 1.0 â Published March 4, 2020 Age & Sex: Juvenile Immature Adult Age Unknown; Male: Female: 1: Sex Unknown: Media: Media powered by Macaulay Library. These two very similar ducks share similar plumage features and only vary slightly in size, with Greater Scaup ⦠Species Maps; Explore a Region; Explore Hotspots; Search ⦠Medium-sized duck, dives for invertebrates. The belly and sides are white. Language Common name; Arabic ... Immature Stage. 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. In The Birds of North America (A. F. Poole and F. B. Gill, Editors). At this time of year, any lake, reservoir or gravel pit should host this species, as well as its frequent companion, Common Pochard. This is, however, often not the case for Lesser and Greater ⦠practically ceased. 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. The more northerly of our two scaup species, the Greater is also found across northern Europe and Asia. Scaup; Aythya marila; Male; Winter; UK. Image of waterwild, greater, scaup - 129040501 Image of waterwild, greater, scaup - 129040501 Stock Photos 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. Tufted Duck ge⦠Medium-sized diving duck with a broad, black-tipped bill. Lynx Edicions, Barcelona. Female + 3. The Lesser Scaup is a medium-sized diving duck with a small ⦠Unlike its look-alike relative the Lesser Scaup, the Greater Scaup is found across Eurasia as well as North America. greater scaup ⦠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. Ring-necked Duck Adult male and female. Carboneras, C. and G. M. Kirwan (2016). Rounded head. Redhead Breeding male. Winter flocks on coastal bays may number in the thousands. Greater Scaup have a brighter white stripe that extends the full length of the wing. Identification. Listen +2 more audio recordings. Habitat + 3. Two night-herons share somewhat similar ⦠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. Occasionally an older female Greater Scaup will have male-like head color and male patterning on ⦠This is by far the commonest Aythya and therefore the most familiar. Photograph by Tony Leukering.] 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. Try Merlin Bird ID. But especially with juveniles, the bi-colored bill of hybrids is most diagnostic. A passage migrant and winter visitor in Kent, most prevalent in severe weather when large ⦠A large bird that resembles a cross between a crow and a pheasant. Hybrid combinations that are known from the wild and resemble the Lesser Scaup are: The occurrence of hybridization between Lesser and Greater Scaup ⦠Photo about Onvolwassen mannetje Topper zwemmend rustend; Immature male Greater Scaup resting. Field Identification Tips for Scaups . Looking for ID Help? Bill bluish with black tip. Recent genetic testing indicates three ⦠Note the round-headed look with the head peaking closer to the rear. They look remarkably similar to the Lesser Scaup⦠Greater Scaup Immature male. Rich brown overall, with white patch next to bill and, in summer, often a pale "ear" patch toward the back of the head. Bighorn sheep range: Synonyms; O. cervina Desmarest O. montana Cuvier. Greenish iridescence on head only visible with ideal lighting. Medium-sized diving duck with an evenly rounded head and a yellow eye. The Greater Scaup is found primarily along the seacoast and on large bodies of water. Adult Description Medium-sized diving duck. They tend to form tight groups with each other and sometimes mix with other diving ducks. Population Spatial ⦠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. Medium-sized diving duck with rounded head and fairly heavy, broad bill. 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. Siberian Chiffchaff, Kempsey, Worcestershire (Andrew Warr). https://doi.org/10.2173/bna.650. Ducks, Geese, and Waterfowl(Order: Anseriformes, Family:Anatidae). Males have black heads, shoulder and breast, white flanks, grey back and a black tail. POWERED BY MERLIN. Common across a ⦠Two Snow ⦠Nonbreeding males look like a cross between a female and a breeding male: a mottled brown-and-gray body and a blackish head. Greater Scaup (Aythya marila), version 2.0. LC Least Concern. larger size and smoothly rounded head help distinguish this species from the lesser scaup. Immature male + 3. Click here for ID tips. : Photographer : © Arnab Pal Location : Gajoldoba, Teesta Barrage, Jalpaiguri District, West Bengal, India: Date : ⦠Newfoundland and Labrador, April 12, 2019, Newfoundland and Labrador, August 03, 2016, See more images of this species in Macaulay Library. Photos comparing this bird species with similar or confusing species, including captions ⦠The bighorn sheep (Ovis canadensis) is a species of sheep native to North America. A pair of horns might weigh up to 14 kg (30 lb); the sheep typically weigh up to 143 kg (315 lb). Head shape is best way to separate from nearly identical Greater Scaup⦠Only a handful breed in ⦠Larger than a Green-winged Teal, smaller than a Canvasback. Greater Scaup Aythya marila. Often in flocks with other ⦠Disease and Body Parasites. During migration and winter, Greater Scaup form large flocks on bays, lakes, and larger wetlands. At close range, gray back is finely marked with black lines. Often flocks with other diving ducks, especially in winter and migration. The rump and under the is black. Details: head shape and width, large bill depth, large nail plus much white extending into primaries points to Greater Scaup. The Cornell Lab will send you updates about birds, birding, and opportunities to help bird conservation. Ornithological Society Of The Middle East The Caucasus And Central Asia, RED DE OBSERVADORES DE AVES Y VIDA SILVESTRE DE CHILE. Females are brown, with characteristic white patches around the base of the bill. The back is white or pale gray with thin wavy black lines. Tight-knit groups of Lesser Scaup congregate on large lakes, reservoirs, and estuaries during migration and winter, sometimes by the ⦠Up to three Black Brant were in Essex: at Goldhanger, Salcott-cum-Virley and South Woodham Ferrers. Greater Scaup (Aythya marila). 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. Ring-necked Duck Female. Here, black-and-white males and chocolatey-brown females bob along on the waves. Demography and Populations. Greenish iridescence on head is only visible in ideal lighting. Flocks winter mainly on saltwater bays and estuaries; also on Great Lakes and other large freshwater lakes that stay ice free in winter. Gadwall. Largely black with distinctive rusty wings, glossy underparts, a long and heavy black tail, and deep red eyes. An immature Greater Scaup (Aythya marila) on Lake Windermere, Lake District, UK. 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 ⦠In flight they show white patches along the length of the trailing edge of the wing. Medium-sized diving duck with a rounded head. 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. A Dusky ⦠Interesting Information. https://doi.org/10.2173/bow.gresca.01, Kessel, B., D. A. Rocque, and J. S. Barclay (2002). Lesser scaup duck,Aythya affinis,shaking off water droplets after dive,Wetland center in Somerset,United Kingdom. Female scaup ⦠Though occasionally seen with Lesser Scaup, Greater Scaup typically flock together in single-species groups. The American Wild-life Institute, Washington, D. C. ⦠Sign in to see your badges. Cornell Lab of Ornithology, Ithaca, NY, USA. In late winter, a molt into the alternate (nuptial) plumage was begun. Greater Scaup. Though a scarce breeding bird in Britain, it is much more regular in winter, when numbers are boosted by continental migrants. palo alto baylands, california - greater scaup duck stock pictures, royalty-free photos & images. Male with black head, chest, and ⦠Unlike its look-alike relative the Lesser Scaup, the Greater Scaup is found across Eurasia as well as North America. greater scaup duck, aythya marila. Lesser Scaup. 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. Couch's or Tropical Kingbird? DUCK, SCAUP, male preening on water, winter, UK. Great Egret, Carlton Marshes, Suffolk (Rob Holmes). In non-breeding plumage the male is duller, with brown to black head and ⦠wedding cake with flower and leaves decoration - greater scaup duck stock pictures, royalty-free photos & images . It is named for its large horns. Life Span and Survivorship. Brina Kessel, Deborah A. Rocque, and John S. Barclay, Kessel, B., D. A. Rocque, and J. S. Barclay (2020). Get Instant ID help for 650+ North American birds. They also have a larger nail on the end of their bill, not to mention body size is generally a little bigger. Certainly, sufficiently similar that any difference is one of degree and will be exceedingly difficult to discern (both in the ⦠Often in flocks and pairs on variety of water bodies. The only circumpolar diving duck, the Greater Scaup breeds across the tundra regions in North America and Europe. Cornell Lab of Ornithology, Ithaca, NY, USA. 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. Identifying scaups in the field can be a great challenge, but it is possible. 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. Causes of Mortality. In Handbook of the Birds of the World Alive (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Mature drake Greater Scaup also tend to have a greenish metallic sheen to their heads whereas Lesser Scaup drakes have a purplish-blue ⦠Redhead Female. Bufflehead, quite a lot. During winter, look for Greater Scaup on coastal bays, lakes, and reservoirs. They congregate by the hundreds and thousands along the Pacific and Atlantic coasts during winter. Explore. Cold and wet weather is a significant source of mortality for young scaup, but those that survive can live a long time. Large diving duck with a rounded head and a yellow eye. Female + 3. 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 ⦠Aythya affinis. MOLT IN THE GREATER SCAUP * Billard and Hum phrey 765 swans of North America. Names (45) Species names in all available languages. Ring-necked Duck, female (1). Scaup, probably both Greater Scaup and Lesser Scaup, a lot M+F; at least one is immature male (please confirm from the pictures taken). In Birds of the World (S. M. Billerman, Editor). Immature females appeared to molt over a longer period and with lower intensity than adult females. East Midlands. Nonbreeding males have brownish gray back and flanks. Immature Black-crowned or Yellow-crowned Night-Heron? Greater Scaup (Aythya marila), version 1.0. Scaup are diving ducks with a resemblance to tufted ducks. The head has a green iridescent sheen. Measures of Breeding Activity. Many of the distinguishing field marks between ⦠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. Click here for ID tips. Juveniles are much duller with white bars on the tail and underparts and variable amounts of black streaks on the wings and upperparts. Found on large bodies of water around the Great Lakes and coastal areas in the United States. Can be similar to immature male and female Tufted Duck, but note smoothly rounded head and more extensive white bill base patch in females. 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. Brina Kessel, Deborah A. Rocque, and John S. Barclay Version: 1.0 â Published March 4, 2020 The Greater Scaup is found primarily along the seacoast and on large bodies of water. found on large, open lakes, bays. Both male and female Greater Scaup frequently return to the same breeding area in subsequent years. In flight, all plumages have a white wing stripe that extends into the primaries, nearly to the tip of the wing. The Four Keys to ID. Is it a Greater or Lesser Scaup? 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