Iceland gulls also have white wing tips, but they are smaller, with gently domed heads and less massive bills.

Glaucous and Iceland Gulls in the west Midlands.

The Iceland Gull is a largish gull, although relatively slender and light-weight.

It is currently considered a subspecies of Iceland Gull by the American Ornithologists' Union.

December brought American eels, canvasback duck, buzzard hawks, black ducks, harlequin ducks, Iceland gull and many other species.

The American taxon Kumlien's Gull is often considered a subspecies of Iceland Gull.

Larus glaucoides kumlieni Brewster 1883 (Kumlien's Gull), a subspecies of the Iceland Gull.

ICELAND GULL Larus glaucoides.

The British Ornithologists' Union follows the publication Birds of North America in lumping the three as forms of Iceland Gull.

Notable bird species include Black Guillemot, Colonial Waterbirds/Seabirds, Iceland Gull, and Thick-billed Murre.

Glaucous and Iceland Gulls are like all-pale Great and Lesser Black-backs, their pale silver-grey mantle and wings unrelieved by any black at the tip.

It has variably been considered a full species, a subspecies of Thayer's Gull, a subspecies of Iceland Gull, and a hybrid between the aforementioned species.

Individuals range from completely white-winged (indistinguishable from nominate glaucoides Iceland Gull) to so much dark in the wings as to be indistinguishable from Thayer's Gull.

This species is considerably larger, bulkier and thicker-billed than the similar Iceland Gull, and can sometimes equal the size of the Great Black-backed Gull, the largest gull species.

Due to a nearby landfill site, the reservoir also plays host to a large gull population including Yellow-legged Gulls, Caspian Gulls, Iceland Gulls and Kumlien's Gulls.

The Iceland Gull (Larus glaucoides) is a large gull which breeds in the Arctic regions of Canada and Greenland, but not Iceland, where it is only seen in the winter.

White-winged gull is used to describe the 4 pale-winged, High Arctic-breeding taxa within the former group; these are Iceland Gull, Glaucous Gull, Thayer's Gull, and Kumlien's Gull.

Other highlights included a Eurasian wigeon in Five Islands Park in New Rochelle, a peregrine falcon in Rye and an Iceland gull on Lake Isle in Eastchester, Mr. Bochnik said.

If you want to be an expert in the wintertime you could be looking at a big flock of gulls out on the reservoir of Central Park, and you say, 'Oh, I think I see a second-year Iceland Gull.'

While numerous papers have since been written suggesting downgrading this species to a subspecies or even a morph of Iceland Gull, the AOU as well as all North American field guides continue to treat Thayer's Gull as a separate species.

In 1822 and 1823, while completing his medical studies in Edinburgh, Edmondston published several papers in the Memoirs of the Wernerian Society, adding two more species to the British List, Iceland Gull Larus glaucoides and Ivory Gull Pagophila eburnea.

ICELAND GULL Larus glaucoides.

In 1822 and 1823, while completing his medical studies in Edinburgh, Edmondston published several papers in the Memoirs of the Wernerian Society, adding two more species to the British List, Iceland Gull Larus glaucoides and Ivory Gull Pagophila eburnea.