American Herring Gull (smithsonianus)

(last update: October 30, 2015)

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

Slaty-backed Gull (schistisagus) 2nd cycle (3CY), March 18 2010, Nemuro, Hokkaido, Japan. Picture: Shiroto.

Visit Shiroto's website for many more gull pictures from Japan!

Pale iris. Still dark bill. Some scapulars and MC show the adult upperpart grey tone, which is as in Lesser Black-backed Gull. Tail largely dark and pattern on wing-coverts very simple, plain pale brown with dark shaft or dark triangle centre. Pink legs.