Black-tailed Gull (crassirostris) / ウミネコ / 괭이갈매기
(last update: December 2015)
Black-tailed Gull (crassirostris) D7 adult, February 21 2014, Choshi, Japan. Picture: Akimichi Ariga.
Please visit Akimichi's blog.
Left leg: plastic red ring white code D7. No metal ring. Red D7 was ringed on July 27 2012, ringed as adult in Bentenjima Aomori Prefecture Shimokita-gun Oma-cho.
Information on this project:
Several birds were also attached with geo-locators for positioning and migration data. Geo-locators were attached for 10 birds: A1, A3, A5, A7, B8, C1, C5, C6, D6, G7
If you observe any Black-tailed Gull with red ring, please contact:
Hokkaido University doctoral graduate Hirata Kazuhiko
The following information is relevant: