Thayer's Gull (thayeri)
(last update: January 22, 2013)
Thayer's Gull adult, January 01 2012, Tukwila, WA. Picture: Amar Ayyash.
Visit: Amar's blog for many more images!
Present at Mouth of Cedar River and Tukwila. Together with 2nd cycle Glaucous-winged Gull.
Ill defined band on P5 and broken sub-terminal band on P10. P10 with much black on inner web. All dark coloured iris. Longer bill suggests male.
