Ringing abietinus type Chiffchaff – Sabkhat Al Fasl

Whilst ringing at Sabkhat Al Fasl in January I trapped a quite grey/brown looking Chiffchaff with few greenish tones. Unfortunately, with Chiffchaffs, things get complicated in the Middle East. With Mountain Chiffchaffs nearby, which look quite like Siberian Chiffchaff tristis, and a series of taxa with intriguing combinations of abietinus or intermediate plumage but tristis-like […]

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