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) adult, February 24 2008, St. John's, Newfoundland, Canada. Picture: Bruce Mactavish.

Relatively long tongue on P10, in combination with full sub-terminal black band. Mirror on P9 on both webs. P8-P6 with black "bajonet" along outer edge. P5 with characteristic black W pattern.