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2012-04-09
Syrdaria river near Bairkum bridge. South Kazakhstan oblast. |
© Andrey Kovalenko
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The lightest and smallest race. On upper parts bluish tinge is well developed. Male wing 64.5-70.0, female 62.0-66.5 mm. Male bill 7.6-9.0, female 7.4-9.0 mm.
Breeds from eastern coast of Aral Sea and Syrdarya delta eastward to Chu valley. Isolated breeding populations occur on Mangyshlak, in Ushtogan sands, where the nest with clutch was found, and on middle part of Emba valley, where adult and juvenal birds recorded in June.
"Птицы Казахстана" том 4. "Наука". Алма-Ата, 1972. Э.И.Гаврилов. "Фауна и распространение птиц Казахстана". Алматы, 1999. Gavrilov E. I., Gavrilov A. E. "The Birds of Kazakhstan". Almaty, 2005.
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