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) adult, February 20 2007, Bluff-Point State Park, CT, USA. Picture: Mats Wallin.

See Mats's Pbase site for more taxa and images of American Herring Gull.

Neatly demarcated black wingtips above and below. Note also staring pale yellow eye. Showing upperwing. Large mirror on P10, combined with broken sub-terminal band. Medium-sized mirror on P9, 'bayonet' on P7, W-shape on P5.