Glaucous Gull
Larus hyperboreus Gunnerus, 1767
Дуанбас
Aktau, Caspian Sea coast
- status in Kazakhstan
- on migration
- conservation status
- IUCN LCleast concern
- sizes
- weight 1.7 kg
- when to see it
- October — January
- on the site
- 16 observationslast: 8 Apr 2024
Description
Glaucous Gull is very large bird closed to Pallas's Gull in size. Adult Glaucous Gulls in spring plumage are white with pale bluish-grey mantle, shoulder feathers, secondaries and bases of primaries. In winter plumage head and neck have pale grey streaks. Bill is yellow with orange-red spot on the angle of low mandible, legs are yellowish-pink. Eyes are pale-yellow, eye-ring are yellow or red. Mantle of juvenile birds is pale-brownish with cloudy buffy spots. Crown is brown-mottled. Flight feathers are greyish, tail feathers are brownish white-spotted. Underparts are grey-brownish with unclear white spots. Bill is brownish, legs are grey-pinkish. Eyes are brown. Sizes: wing 420-490 mm, tail 170-200 mm, tarsus 65-75 mm, bill 55-70 mm. Average weight: males 1650 gr, females 1580 gr.
Distribution
Individual Glaucous Gulls collected on Caspian Sea, on Irtysh river (Dolgushin, 1962a) and in Ile valley close to Chilik 30 October 1969.
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- Breeding
- Migration
- Wintering
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Latest observations
all species photos · 16 →
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5Biology
Glaucous Gull is rare vagrant bird. It may be occur on coast of Caspian Sea, rivers and lakes in October – November.
Sources
"Птицы Казахстана" том 2. Алма-Ата, 1962.
Э.И.Гаврилов. "Фауна и распространение птиц Казахстана". Алматы, 1999.
Gavrilov E. I., Gavrilov A. E. "The Birds of Kazakhstan". Almaty, 2005.
Э.И.Гаврилов. "Фауна и распространение птиц Казахстана". Алматы, 1999.
Gavrilov E. I., Gavrilov A. E. "The Birds of Kazakhstan". Almaty, 2005.