Gull Research Organisation

American Herring Gull (smithsonianus)

(last update: October 30, 2015)

Coordinators:
Amar Ayyash (US)
Bruce Mactavish (Canada)
Dave Brown (Canada)
Mars Muusse (Netherlands)

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American Herring Gull (smithsonianus) 1106-15613 5th cycle (5CY), October 25 2014, New Buffalo, Berrien County, Michigan. Picture: Amar Ayyash.

Band number 1106-15613, species: "Herring Gull", banded on June 14 2010 on Chamber Island in Wisconsin (see map below).

Pink base of the bill. Otherwise much like a full adult plumage. Complete moult almost finished: P8 fully grown, P9-P10 growing. P10 with full subterminal band, P9 without mirror. Note the small white 'island' spot on the black medial band of P9 from below. Full band on P5. No sub-adult markings on primary coverts, alula or tail.