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) 1st cycle (2CY), February 17 2008, Anping Harbor, Taiwan. Picture: Sin Syue Li.

Please visit Sin Syue's photostream on Flickr.

1st generation flight feathers.