American Herring Gull (smithsonianus)

(last update: October 30, 2015)

Coordinators:
Amar Ayyash (US)
Bruce Mactavish (Canada)
Dave Brown (Canada)
Mars Muusse (Netherlands)

Olympic Gull (occidentalis x glaucescens) 3rd cycle, January 02 2012, Gray's Harbor, WA. Picture: Amar Ayyash.

Bulky bird. Mottled texture as in Glaucous-winged, dark grey in tail and primaries indicate Western influence; pale grey upperparts intermediate.