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) 3cy (2nd cycle), February 09 2008, Dryden, NY, USA. Picture: Mike.

See Mike's Picasa website for many more taxa and images of American Herring Gull.

2nd cycle and 3rd cycle birds best aged on inner primaries pattern.