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, August 15 2005, Chesapeake Bay Bridge-Tunnel, Virginia. Picture: Jim Frazier.

In complete moult: P1-P5 new, P8-P10 old. Note black spots on secondaries.