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Subject: [Gulls] Slaty-backed Gull? [Print This Page]

Author: wkcheng    Time: 30/03/2014 12:19     Subject: Slaty-backed Gull?

Please help to see if it is a Slaty-backed Gull.
Thank you!
2014.03.25
Mai Po


Flickr 上的 DSC_4905a
Author: cgeoff    Time: 30/03/2014 12:40

Nice photo of a mongolicus. The very pale, whitish coverts, which are also really worn, are a good clue; also the very pale grey tone to the mantle and the pale underparts.

GeoffC
Author: wkcheng    Time: 1/04/2014 23:01

Thank you very much for your help in ID.




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