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) immature, November 03 2013, Hammond Marina, IN. Picture: Amar Ayyash.

Rather interesting 2nd cycle type with advanced inner primaries, or retarded looking 3rd cycle with normal primaries?