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20100315 East Hokkaido

20100315 East Hokkaido_f0209518_1839237.jpg

2nd winter slaty-backed gull (or late-moulting 3rd?)
# by gullog | 2010-04-26 18:40 | Slaty-backed gull

20100310 Central Hokkaido

20100310 Central Hokkaido_f0209518_18325524.jpg

20100310 Central Hokkaido_f0209518_1833624.jpg

20100310 Central Hokkaido_f0209518_18332035.jpg

Flocks of glaucous gulls mainly subsp. hyperboreus
# by gullog | 2010-04-26 18:34 | Glaucous gull

20100314 East Hokkaido

20100314 East Hokkaido_f0209518_18291549.jpg

20100314 East Hokkaido_f0209518_18292529.jpg

20100314 East Hokkaido_f0209518_1829359.jpg

Mongolian gull 1st-winter to summer plumage
# by gullog | 2010-04-26 18:30 | Mongolian gull

20100130 choshi

20100130 choshi_f0209518_2220561.jpg
thayer's gull ad-winter
# by gullog | 2010-02-02 22:21 | Thayer's gull

20100130 choshi

20100130 choshi_f0209518_22183620.jpg
20100130 choshi_f0209518_22184352.jpg
thayer's gull juv to 1st-winter
# by gullog | 2010-02-02 22:19 | Thayer's gull