Black-tailed Gull (crassirostris) / ウミネコ / 괭이갈매기

(last update: December 2015)

Kim Seog-min (South Korea)
Hideo Shimura (Japan)
Peter Adriaens (Belgium)
Mars Muusse (Netherlands)

Black-tailed Gull (crassirostris) 2nd cycle (3CY), April 11 2016, Chidiwa Unzen city, Nagasaki, Japan. Picture: Nobuo Fukushima.

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3CY April bird with 2nd gen flight feathers (tail, primaries and secondaries), and median wing-coverts replaced in partial autumn moult, now forming a grey bar. Scapulars form a grey saddle.