Glaucous Gull Glaucous Gull Thayer 's Gull Thayer 's Gull Photo copyright © 2004 Jeff Poklen Photo copyright © 2004 Jeff Poklen This appears to be an adult Herring Gull. Observed at Swan Lake. This appears to be an adult Herring Gull. Observed at Swan Lake. Sitka Nature Proudly powered by WordPress. Sitka Nature Proudly powered by WordPress. Feb 6 2014. Tiburon California. Photo by Steve Hampton. The bill without a comparison to another... Feb 6, 2014. Tiburon, California. Photo by Steve Hampton. The bill, without a comparison to another... First-year plumage Doheney Beach Orange Co. 1-07. © John  C. Avise . First-year plumage, Doheney Beach, Orange Co., 1-07. © John  C. Avise . Two similar pictures - slightly different postures. Probably a pale-eyed Thayer 's Gull. Two similar pictures - slightly different postures. Probably a pale-eyed Thayer 's Gull. Thayer 's Gull Thayer 's Gull Photographer : © Martin Hale Photographer : © Martin Hale Thayer 's Gull - Riverlands Migratory Bird Sanctuary - Dam Spillway - West Alton MO 1/19/09 Thayer 's Gull - Riverlands Migratory Bird Sanctuary - Dam Spillway - West Alton, MO 1/19/09 Thayer 's Gull and Ring-billed Gulls Thayer 's Gull and Ring-billed Gulls Possible Thayer 's Gull - mantle and color detail Possible Thayer 's Gull - mantle and color detail Thayer's & Herring Gulls - Melvin Price Dam - Alton IL 1/19/09 Thayer's & Herring Gulls - Melvin Price Dam - Alton, IL 1/19/09 Another confusing gull for me. Overall structure relatively small - I'm not great at judging bills... Another confusing gull for me. Overall structure relatively small - I'm not great at judging bills,... Interested in College in Alaska? Thayer 's Gull Larus thayeri This is the same bird as in the... Interested in College in Alaska? Thayer 's Gull Larus thayeri This is the same bird as in the... Flickr! - Comments on Thayer 's Gull Thayer 's Gull Larus thayeri I've wanted a Thayer 's Gull since I... Flickr! - Comments on Thayer 's Gull Thayer 's Gull Larus thayeri I've wanted a Thayer 's Gull since I... A vanilla flavoured Thayer 's Gull A vanilla flavoured Thayer 's Gull Not quite full adult but clearly dark wing-tips and dark eyes. Seems large for a Thayer 's Gull. Not quite full adult, but clearly dark wing-tips and dark eyes. Seems large for a Thayer 's Gull. This compares an apparent male Thayer 's Gull (in the back) with an apparent female Herring... This compares an apparent male Thayer 's Gull (in the back) with an apparent female Herring... Accepted Records (82-2) . A first-year bird studied at the New Orleans City Dump New Orleans on 14... Accepted Records (82-2) . A first-year bird studied at the New Orleans City Dump, New Orleans on 14... Here the pale underside of a primary is visible on the folded wing. Photographed 07 and 08 January... Here the pale underside of a primary is visible on the folded wing. Photographed 07 and 08 January... Possible Thayer 's Gull -- mantle and tertial detail Possible Thayer 's Gull -- mantle and tertial detail These are two different birds as evidenced by the slight differences in the white mirror on P9. These are two different birds, as evidenced by the slight differences in the white mirror on P9. Notice the skinny all-black bill pink legs dark tail and dark eye on a coffee-colored scaly... Notice the skinny, all-black bill, pink legs, dark tail, and dark eye on a coffee-colored, scaly... Thayer 's Gull observed 18 January 2007 at Swan Lake. Thayer 's Gull observed 18 January 2007 at Swan Lake. Thayer 's Gull observed 18 January 2007 at Swan Lake. Thayer 's Gull observed 18 January 2007 at Swan Lake. Thayer 's Gull ( Larus thayeri ) observed at Swan Lake. Thayer 's Gull ( Larus thayeri ) observed at Swan Lake. Interested in College in Alaska? Thayer 's Gull Larus thayeri This is the photo that made it possible... Interested in College in Alaska? Thayer 's Gull Larus thayeri This is the photo that made it possible...
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