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) AV0 1st cycle (2CY), April 04 2016, Seaside Park in Bridgeport, CT. Picture: Keith Mueller.

Banded as pullus in 2015 at Portland, ME (43.65861 70.25194). Drs. Noah Perlut and Peggy Friar, University of New England, study the costs and benefits associated with roof-top nesting by Herring Gulls in Portland, ME. Adults and nestlings are fitted with either an orange or blue plastic leg band engraved with a 3 letter code. Sightings can be reported directly to Dr. Perlut.

Moult score: US: 100%, LS: 75-99%, TOT SCAPS: 75-99%. All wing-coverts, tertials, rectrices and visible outer primaries still juvenile.