Slaty-backed Gull (schistisagus) / オオセグロカモメ / 큰재갈매기

(last update: December 2015)

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

Slaty-backed Gull (schistisagus) sub-adult, January 25 2011, Choshi, Japan. Picture: Terry Townshend.

Please visit Terry's blog Birding Beijing!

Black in tail and much black on the bill. Streaking concentrated in hindneck.