?Unclear Gull's primary wing-tip patterns

Variations of the primary wing-tip pattern of large gulls such as Vega Gull are various and it can be said that each individual is all different. However, this primary wing-tip pattern has a characteristic in each species and this is one of the important information to judge the species. A purpose of this site is to see the variety of variations of the primary wing-tip pattern of large gulls.

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Unclear Gull#3

  • Imperial Palace moat Hibiya : Field
  • 2016/03/12 : Date
  • right wing : Sample wing
  • 10% : Confidence of ID


This individual was not so small, and a little paler upperparts .
Unclear Gull wing-tip pattern Thayer's Gull Thayer's Gull

Please let me know if you find any mistakes of judging species by leaving a message on the Gull individual page.

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Unclear Gull#4

  • Imperial Palace moat Hibiya : Field
  • 2017/01/30 : Date
  • right wing : Sample wing
  • 1% : Confidence of ID


Unclear Gull primaries wing-tip pattern What Gull What Gull

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Unclear Gull#2

  • Imperial Palace moat Hibiya : Field
  • 2016/12/30 : Date
  • right wing : Sample wing
  • 10% : Confidence of ID


Thayer's Gull wing-tip pattern Thayer's Gull Thayer's Gull

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Unclear Gull#1

  • Imperial Palace moat Hibiya : Field
  • 2017/03/07 : Date
  • left wing : Sample wing
  • 100% : Confidence of ID


unclear gull wing-tip pattern Unclear Gull What Gull

To inform me about your opinions of this bird by leaving a message on the Gull individual page.

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