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) 2cy, January 11 2013, Eastern Promenade, Portland, Maine. Picture: Bill Bunn.

Note tail and uppertail covert patterns.