Feb 172008
 
Thayer’s “type” Gull - Derbyshire - 17th February 2008

Apologies for the poor quality of these digiscoped images. The bird was at some distance when I was observing it. This gull was previously discovered at Stanton Harcourt Gravel Pit complex, Oxfordshire, during December 2007.   Two local Derbyshire birders then discovered it in the day-time roost at Poolsbrook, Derbyshire on 16th February 2008. The bird was very distinctive in its appearance and so was easily identified as the same bird. A comprehensive article was written on this bird by the original finders and appeared in Birding World Vol 20 No:12 . Despite it showing many features of Thayer’s, there were certain anomalies in the plumage that […]

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