Gulls at Lake Loveland, 28 December 2011
by Nick Komar
| Gulls, Terns & Skimmers
by Markus Lagerqvist
| Gulls at Horsetooth Reservoir 11 November 2011
by Nick Komar
| Gulls at Larimer Landfill, 28 Feb 2015
by Nick Komar
| Gulls at Horseshoe Lake, 18 April 2014
by Nick Komar
|
Nov 19-23, 2010 - Saint Paul, MN
by Brooks Rownd
| Iceland Gulls (5) and Thayer's Gulls (2) - 2-13-05 in Lake Co. TN with a 2-20-05 Update adding a California Gull
by Jeff Wilson
| Gulls at Larimer Landfill, 16 May 2015
by Nick Komar
| possible Vega Gull 2013
by karlbardon
|