American Herring Gull (smithsonianus)

(last update: October 30, 2015)

Coordinators:
Amar Ayyash (US)
Bruce Mactavish (Canada)
Dave Brown (Canada)
Mars Muusse (Netherlands)

American Herring Gull (smithsonianus) 3CY, August 13 2013, Stratford, CT, USA. Picture: Donna Rae Henault Caporaso.

Bird in active moult, moult stage P6/P10. Hardly any adult-like grey scapulars, bird still looking verey immature.