 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 rings
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Slaty-backed Gull (schistisagus) 2nd cycle / 2CY December
2nd generation flight feathers. In some birds, the new scapulars reflect the grey tone of adult plumage. |
 Slaty-backed Gull (schistisagus) 2nd cycle (2CY), December 25 2013, Shibetsu Harbor, Shibetsu, Hokkaido, Japan. Picture: Ian Davies. |
 Slaty-backed Gull (schistisagus) 2nd cycle (2CY), December 25 2013, Shibetsu Harbor, Shibetsu, Hokkaido, Japan. Picture: Ian Davies. |
 Slaty-backed Gull (schistisagus) 2nd cycle (2CY), December 26 2013, Cape Nosappu, Hokkaido, Japan. Picture: Ian Davies. |
 Slaty-backed Gull (schistisagus) 2nd cycle (2CY), December 25 2013, Shibetsu Harbor, Shibetsu, Hokkaido, Japan. Picture: Ian Davies. |
 Slaty-backed Gull (schistisagus) 2nd cycle (2CY), December 25 2013, Shibetsu Harbor, Shibetsu, Hokkaido, Japan. Picture: Ian Davies. |