A classic Caspian Gull pattern, similar/identical to many western ponticus
A different, jagged-edged tongue.
Scary short P10 tongue
A bird with a thayeri pattern on P9 and 10. That such birds exist in the east is notable.
A close up of a bird with only one or two speckles in the eye. In most field views this would look pale eyed.
Yellow-legged Gull, Mamaia, Romani (January) This primary pattern is very like some birds seen in Azerbaijan. Food for thought.