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

(last update: December 2015)

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

Black-tailed Gull (crassirostris) juvenile / 1CY June - September

Birds in fresh juvenile plumage.

Black-tailed Gull (crassirostris) juvenile, August 15 2013, Daebubuk-dong, South Korea. Picture: socialworker.
Black-tailed Gull (crassirostris) juvenile, June 30 2015, Kanazawa, Ishikawa Prefecture, Japan.
Black-tailed Gull (crassirostris) juvenile, August 08 2013, Hachinohe-shi, Aomori Prefecture, Japan. Picture: Shigeo T.
Black-tailed Gull (crassirostris) 1st cycle (1CY), September 15 2015, Tokyo, Japan. Picture: Yoshihiro Ogawa.
Black-tailed Gull (crassirostris) juvenile, September 04 2011, Shikotan - Kuril Islands, Sakhalin Oblast, Russia. Picture: Dmitry Kulakov.