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) 3rd cycle / 3cy, June 13 2012, Chicago IL, USA. Picture: Amar Ayyash.

Fresh median coverts indicate that complete moult has started, so inner primaries should be missing/growing in this bird.