These photos were all taken at Swan Lake. Several of the pictures are of the same gull. When the description includes an (A) or (B) after the name of the species, that indicates which photos are of the same individual.
I think this may be a hybrid Glaucous-winged x American Herring Gull, but it may be a pure Glaucous-winged Gull. Observed 17 February at Swan Lake.
I think this may be a hybrid gull. My best guess at this point is Glaucous-winged x Herring Gull. Observed 17 February 2007 at Swan Lake.
Thayer's Gull observed 17 February 2007 at Swan Lake.
Northern Pintail observed 17 February 2007 at Swan Lake.
Thayer's Gull (A) observed 17 February 2007 at Swan Lake.
Thayer's Gull (A) observed 17 February 2007 at Swan Lake.
Thayer's Gull (A) observed 17 February 2007 at Swan Lake.
Thayer's Gull (A) observed 17 February 2007 at Swan Lake.
Thayer's Gull (A) observed 17 February 2007 at Swan Lake.
Thayer's Gull (A) observed 17 February 2007 at Swan Lake.
Thayer's Gull (A) observed 17 February 2007 at Swan Lake.
Thayer's Gull (B) observed 17 February 2007 at Swan Lake.
Thayer's Gull (B) observed 17 February 2007 at Swan Lake.
Thayer's Gull (B) observed 17 February 2007 at Swan Lake.
American Wigeon observed at Swan Lake on 17 February 2007.
American Wigeon observed at Swan Lake on 17 February 2007.
I think this may be a hybrid gull. My best guess at this point is Glaucous-winged x Herring Gull. Observed 17 February 2007 at Swan Lake.