American Herring Gull (smithsonianus)

(last update: October 30, 2015)

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

American Herring Gull (smithsonianus) 1st cycle (1CY) ALB November 09 2013, Ocean City MD. Picture: Clive Harris.

Banded as pullus in July 02 2013 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.