American Herring Gull (smithsonianus)

(last update: October 30, 2015)
Coordinators:
Amar Ayyash (US)
Bruce Mactavish (Canada)
Dave Brown (Canada)
Mars Muusse (Netherlands)

smith rings
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smith 1cy August
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Slaty-backed Gull (schistisagus) adult, May 02 2010, Ayukawa - Kinkazan, Japan. Picture: Shigenobu Aizawa.

Please visit Aizawa's Blog for many more pictures!

Alternate plumage, breeding conditions.