December 9th, 2004. Rochester WWTP, NH.

Kumlien’s Iceland/ Thayer’s Gull Larus (glaucoides) kumlieni/thayeri.

Five additional images showing more details of this very interesting bird.

11)

12) Easily lost amongst other gulls! The Kumlien's Iceland/Thayer's Gull is in the center of the image.

13)

14) Showing further details of the primaries, primary coverts and tertials.

15) Poor quality cropped image showing uppertail, and tail coverts pattern.

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