Thayer's Gull (thayeri)

(last update: January 22, 2013)

Coordinators:
Amar Ayyash (USA)
Mars Muusse (Netherlands)

Thayer's Gull 1st cycle (2CY), February 19 2011, Westmoreland Park, Portland, Oregon, US. Picture: Greg Gillson.

Visit: Greg's Pbase pages.

Bird in juvenile plumage.