American Herring 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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American Herring Gull#2

  • Larus smithsonianus : Scientific name
  • Imperial Palace moat Hibiya : Field
  • 2017/02/25 : Date
  • left wing : Sample wing
  • 90% : Confidence of ID


American Herring Gull wing-tip pattern American Herring Gull American Herring Gull

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American Herring Gull#1


This individual was small and paler upperparts. but under primaries is not white. I’m not sure because this somehow seem different.
American Herring Gull wing-tip pattern American Herring Gull American Herring Gull

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