American Herring Gull (smithsonianus)

(last update: October 30, 2015)
Coordinators:
Amar Ayyash (US)
Bruce Mactavish (Canada)
Dave Brown (Canada)
Mars Muusse (Netherlands)

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American Herring Gull (smithsonianus) 3rd cycle (4CY), April 06 2013, Presque Isle State Park Erie county PA, USA. Picture: Shawn Collins.

Visit Shawn's Flickr website for images.

Small mirror on P10 and adult-like patterned inner primaries P1-P4. Much black in tail.