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, September 22 2012, Plum Island, Massachusetts, USA. Picture: Suzanne Sullivan.

Bird in complete moult, outer primaries still missing. Moult score: P7 / -.