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) adult, January 25 2011, Choshi, Japan. Picture: Terry Townshend.

Please visit Terry's blog Birding Beijing!

Pink orbital ring and dull bill colour. Note the white in the neck extending far on the mantle.