Western Marsh-Harrier
Circus aeruginosus aeruginosus Linnaeus, 1758
Батыс саз құладыны
male Altyn-Dala rezervat, Kostanay oblast
- on the site
- 102 observationslast: 11 Apr 2026
Description
Male in definitive plumage has rufous-buffy head with dark brown streaks; dark-brown mantle with rusty edges of feathers; dark-brown scapulars with grey bars on base; upper tail coverts are brown with grey mottles; cheeks and ear coverts are brown. First five primaries are black with white base of inner webs, outer webs are silvery-tinged. Others primaries are bluish grey with whitish pattern. Throat is whitish, other underparts are brownish-red with dark streaks. Female in definitive plumage has lighter head and top-neck; mantle and scapulars are darker than in spilonotus.
Distribution
Breeds throughout on plains of Kazakhstan, except waterless and mountain areas; widespread occurs on migration. Wintering in south from Shimkent. 30 birds were observed on Shardara reservoir 18-21 December 2003.
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