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Syke's Warbler

Hippolais rama (Sykes, 1832)

Южная бормотушка | Онтүстік міңгірлегі

2016-05-10
JUKO pojma r. Syrdar'ja
© Alexandr Belyaev

Description

The Syke's Warbler has buffy-brownish grey tinged upperparts and buffy-whitish underparts. Legs are pale-pinkish. It is resemble the Booted Warbler of which was formerly treated as subspecies. In comparison with the Booted Warbler the Syke's Warbler is slightly larger; has greyer upperparts, paler underparts, longer tail and longer bill. The rate of tail's length on length of wing on the Booted Warbler is never more than 0.82 (usually less than 0.80) but on the Syke's Warbler it is more. The bill length of the Booted Warbler (calligata subspecies) is 12.9-14.5 mm; of the Syke's Warbler it is 14.8-16.3 mm. The most specific features of the Syke's Warbler are long bill and slightly flattened forehead.

Distribution

The Syke's Warbler breeds and occurs on migration in southern Kazakhstan, north up to lower of Ural river; Betpak-Dala (Chulak-Espe, Katynkum, Dzhambulgora, Barsakelmes coomb); Karatau foothills; Taukum sands; Ile valley near Burandysu; and Alakol depression.

Biology

The Syke's Warbler is common breeding migrant. It inhabits the bushes in deserts, the edge of riparian forests, forest-belts and the reed patches, both on plains and in foothills. It appears in the end of April – early May. Breeds in separate pairs. Nest is built in the bush (tamarisk, saxaul, willow) up to 1.5 m high; nest is from the dry grass lined with the vegetation fluff, feather and some hair. Clutches of 3-5 eggs is in mid May – early June. Both parents feed juveniles, which fledge in end June – mid July. One brood per season, repeated breeding after losing of first nest is common. Autumn migration in late July, latest autumn migrants recorded in early September.

References

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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Big Year 2017

1. Askar Isabekov (290)
2. Alexandr Belyaev (231)
3. Boris Gubin (186)
4. Alexandr Katuncev (181)
5. Anna Yasko (180)
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unidentified birds


2017-09-21

Олег Белялов: Да, Анна, в этом случае нельзя и зелёную исключать. Иногда светлая полоса едва различима, а очень ярко смотрится видимо только у первогодков.
[....]

2017-09-21

Олег Белялов: Загрузил фотографию зелёной пеночки, чтобы показать светлую полоску на крыле, которая образована каймами кроющих

2017-09-13

Аскар Исабеков: Мне кажется, что молодых птиц (а это же молодая, судя по чешуе на спине) лучше определять по взрослым особям, поскольку большинство признаков
[....]

more unidentified birds...