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2011-05-20
Altybaisor lake, Aksu region, Pavlodar oblast |
© Oleg Lyakhov
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Upper parts are brownish-clayey, darker than on all other races. Crown is bluish-grey, ear coverts are brownish, slightly expressive. Wing length 60.0-72.0 (65.8) mm. Wing-tip is pointed, its top forms by P3, P6 < P3 on 4-5 mm; P2 = P6, rare P6>P2>P7 or P5>P2>P6.
Breeds in the forest-steppes and steppes of Kazakhstan from Volga-Ural steppes eastward to south-west foothills of Altai; in south probably to Novaya Kazanka and lower Ural river; upper current of Emba river; Kurgaldzhino; Karaganda; and Kazakh Upland. In south occurs on migration.
В.К.Рябицев. "Птицы Урала, Приуралья и Западной Сибири". Екатеринбург, Изд-во Уральского университета, 2000. Gavrilov E. I., Gavrilov A. E. "The Birds of Kazakhstan". Almaty, 2005. Э.И.Гаврилов. "Фауна и распространение птиц Казахстана". Алматы, 1999.
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