Mongolian GullL.c? mongolicus
16th November 2002 Choshi Chiba Japan




A relatively fresh Mongolian Gull.



An advanced Mongolian Gull, and a juv/1st winter Vega Gull (background).  Compare their overall colorations


Interesting markings in the inner primaries.


Broad white at the tail tips. It may resemble tails of adult Black-tailed Gulls, from a distance.


The tertial tips are worn.

And 2 more