Vega Gull Larus vegae
January 15th 2008 Choshi Chiba Japan

This page shows 15 adults/subadults at random from a folder of the day.
Compare it with this page, Mongolian Gulls in Shanghai that show more extensive black on primaries on average.

Number of
black-marked primaries

6

7

7.5

Number of birds

10

4

1

Percentage

67%

27%

7%

And note that Vega Gulls tend to show short-winged impressions in flight compared to Mongolian Gull.


Black: P10-P5


Black: P10-P5. with extensive white (- indicate hybridism with Glaucous Gull?)


Black: P10-P5


Black: P10-P5


Black: P10-P5, Molt: P8 longest.


Black: P10-P5


Black: P10-P5


Black: P10-P5, Molt: P9 longest


Black: P10-P5, Molt: P9 longest


Black: P10-P5


Black: P10-P4


Black: P10-P4 (faint on P4)


Black: P10-P4 (P4 marking very faint on left wing), Molt: P8 longest. Legs: with yellowish pigmentation in the field. 'Taimyrensis' ?


Black: P10-P4


Black: P10-P3, right wing, unusual pattern for Vega Gull (-or trace of 'taimyrensis')

Black: P10-P4, left wing of the same bird as above.