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) 1st cycle (1CY), September 01 2012, St Joe's. MI. Picture: Amar Ayyash.

Pale window on inner primaries.