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Overview
Glaucous gull

Glaucous gull

Wikipedia

The glaucous gull is a large gull, the second-largest gull in the world. The genus name is from Latin larus, which appears to have referred to a gull or other large seabird. The specific name hyperboreus is Latin for "northern" from the Ancient Greek Huperboreoi people from the far north "Glaucous" is from Latin glaucus and denotes the grey colour of the gull. An older English name for this species is burgomaster.

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Distribution

Region

Circumpolar Arctic and subarctic coasts

Typical Environment

Breeds along Arctic coasts and islands across North America, Greenland, Iceland, and northern Eurasia. In winter it disperses south along the North Atlantic and North Pacific coasts, regularly reaching the British Isles, the North Sea, northeastern North America, and the northern United States, with some reaching East Asia. It frequents coastal cliffs, rocky shorelines, tundra edges, harbors, estuaries, and refuse sites. Inland occurrences happen along large lakes, river systems, and reservoirs during migration or winter.

Altitude Range

Sea level to 500 m

Climate Zone

Polar

Characteristics

Size60–75 cm
Wing Span135–165 cm
Male Weight2 kg
Female Weight1.6 kg
Life Expectancy20 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

The glaucous gull is the second-largest gull in the world and is notable for its pale plumage and white, unmarked wingtips. It breeds in the high Arctic and often scavenges around fishing vessels and coastal settlements. Adults have a yellow bill with a red gonys spot, while first-winter birds show a pink bill with a dark tip. It is a bold, opportunistic feeder that can also prey on eggs and chicks of other seabirds.

Gallery

Bird photo
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Bird photo
Adult plumage

Adult plumage

Immature plumage

Immature plumage

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Behaviour

Temperament

opportunistic and bold

Flight Pattern

strong flier with steady wingbeats and soaring glides

Social Behavior

Breeds colonially or in loose groups on cliffs, islands, and flat tundra, often near other seabirds. Pairs are generally monogamous and defend territories around the nest. Outside the breeding season it gathers in flocks at rich food sources such as fishing ports and refuse dumps, and engages in kleptoparasitism.

Migratory Pattern

Seasonal migrant

Song Description

Vocalizations are loud and harsh, with repeated laughing and barking notes typical of large gulls. Calls include a resonant kaw-kaw series and a long call used in displays.

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