Thayer's Gull (thayeri)

(last update: January 22, 2013)

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

Thayer's Gull 2nd cycle (3CY), January 20 2006, Parksville, Vancouver Island, BC, Canada. Picture: Guy Monty.

Visit: Guy's Flickr site.

Greater coverts and primaries 2nd generation. Only limited grey on scapulars.