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) sub-adult, October 07 2016, Michigan City, IN. Picture: Amar Ayyash.

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Sub-adult Herring with the often-seen black ink spot on the tertials. Also of interest on this bird is subtle hints of wavy barring on the neck/breast. Although this is most commonly seen on Glaucous-winged Gull, Herrings too can show it.