Higgs Beach Key West FL September 2002. This photo shows the characteristic wing pattern of the... Higgs Beach, Key West, FL, September, 2002. This photo shows the characteristic wing pattern of the... Slaty -backed Gull ( Larus schistisagus ) observed flying in the Channel. Slaty -backed Gull ( Larus schistisagus ) observed flying in the Channel. Slaty -backed Gull (click on thumbnails for larger) This bird seems to be pretty much an adult... Slaty -backed Gull (click on thumbnails for larger) This bird seems to be pretty much an adult,... Higgs Beach Key West FL September 2002. This photo shows how large the Slaty -backed Gull is in... Higgs Beach, Key West, FL, September 2002. This photo shows how large the Slaty -backed Gull is in... Interested in College in Alaska? Slaty -backed Gull Larus schistisagus This is an unusual sighting... Interested in College in Alaska? Slaty -backed Gull Larus schistisagus This is an unusual sighting... The bird identified as a possible Slaty -backed Gull was on the mudflat just east of the Black Dog... The bird identified as a possible Slaty -backed Gull was on the mudflat just east of the Black Dog... Interested in College in Alaska? Slaty -backed Gull Larus schistisagus There is a possibility that... Interested in College in Alaska? Slaty -backed Gull Larus schistisagus There is a possibility that... Slaty -backed Gull (click on thumbnails for larger) This bird seems to be pretty much an adult... Slaty -backed Gull (click on thumbnails for larger) This bird seems to be pretty much an adult,... Copyright © 1992-2012 John Wall Copyright © 1992-2012 John Wall Higgs Beach Key West FL September 2002. Here we get a good view of the pink legs. You can also... Higgs Beach, Key West, FL, September 2002. Here we get a good view of the pink legs. You can also... Slaty -backed Gull – juvenile by Alex Vargas Thailand 2008 August 09th 2008 August 12th 2008 and... Slaty -backed Gull – juvenile by Alex Vargas, Thailand 2008 August 09th, 2008, August 12th 2008 and... Enlarged view of the possible Slaty -backed Gull (right) along with a first year Herring Gull (left).... Enlarged view of the possible Slaty -backed Gull (right) along with a first year Herring Gull (left).... Slaty -backed Gull Slaty -backed Gull Slaty -backed Gull (Photo by Johan Svensson ) Slaty -backed Gull (Photo by Johan Svensson ) Slaty-backed and Glaucous Gulls Slaty-backed and Glaucous Gulls C C Photo by David Cahlander 1/86 sec. Nikon 4500 digital camera through a 25x Baush & Lomb Scope... Photo by David Cahlander 1/86 sec., Nikon 4500 digital camera through a 25x Baush & Lomb Scope,... Slaty -backed Gulls Half Moon Bay CA 4 February 2006 Alvaro Jaramillo's discussion & still photos.... Slaty -backed Gulls Half Moon Bay, CA 4 February 2006 Alvaro Jaramillo's discussion & still photos.... [ 写真撮影 : 2011/02 - 北海道根室市 - 約 65cm - 個人的博物館本館の カモメ・アジサシのなかま のページへ ] [photo data : 02/2011 - Nemuro... [ 写真撮影 : 2011/02 - 北海道根室市 - 約 65cm - 個人的博物館本館の カモメ・アジサシのなかま のページへ ] [photo data : 02/2011 - Nemuro,... Sitka Nature Proudly powered by WordPress. Sitka Nature Proudly powered by WordPress. Fig 1) Slaty -backed Gulls are somewhat between Western and Herring in structure. Key field marks are... Fig 1) Slaty -backed Gulls are somewhat between Western and Herring in structure. Key field marks are... O first winter O, first winter Higgs Beach Key West FL September 2002. Copyright © 2002 John H. Boyd III Higgs Beach, Key West, FL, September 2002. Copyright © 2002 , John H. Boyd III Photo by David Cahlander 1/25 sec. Nikon 4500 digital camera through a 25x Baush & Lomb Scope... Photo by David Cahlander 1/25 sec., Nikon 4500 digital camera through a 25x Baush & Lomb Scope,... Higgs Beach Key West FL September 2002. Copyright © 2002 John H. Boyd III Higgs Beach, Key West, FL, September 2002. Copyright © 2002 , John H. Boyd III B B Slaty -backed Gull (right) with Great Black-backed Gull on 14 January 2007 Slaty -backed Gull (right) with Great Black-backed Gull on 14 January 2007 Photographer : © Peter MacKenzie Photographer : © Peter MacKenzie Photo by David Cahlander 1/29 sec. Nikon 4500 digital camera through a 25x Baush & Lomb Scope... Photo by David Cahlander 1/29 sec., Nikon 4500 digital camera through a 25x Baush & Lomb Scope,... ...of Slaty -backed Gull (else they may be hybrids involving Glaucous-winged Gull ?): ...of Slaty -backed Gull (else they may be hybrids involving Glaucous-winged Gull ?):
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