Thayer's Gull
Larus glaucoides thayeri Brooks, WS, 1915 (0, 8)
Photo © By Kaaren Perry - Thayer's Gull 1/27/2013, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=36803551
Sub-species of Iceland Gull.
STATUS
Northern Canada and western Greenland.
OVERVIEW
A controversial taxon but considered a sub species of Iceland Gull along with Kumlien’s Gull L. g. kumlieni.
BBRC RECORDS
1.0). 2007 Oxfordshire Stanton Harcourt Gravel-pits, Oxford, 1CY, 4th December to 8th January 2008, photo; also in Derbyshire.
(C. Holt and the Rarities Committee, British Birds 111: 580; BOURC (2018), Ibis 160: 937).
1.1). 2008 Derbyshire Erin Tip, Pools Brook CP and Markham Pit Yard, 2CY, 16th to 18th February, photo; presumed same as Oxfordshire 2007.
(C. Holt and the Rarities Committee, British Birds 111: 580; BOURC (2018), Ibis 160: 937).
2). 2010 Essex Pitsea Landfill, adult, 6th November, photo.
(S. Arlow, Birding World 23 (11): 475-478, plates 1-4; British Birds 104: plate2 259, 260; BOURC (2013), Ibis 156: 239; N. A. J. Hudson and the Rarities Committee, British Birds 108: 595; BOURC (2016), Ibis 158: 203; S. Arlow, British Birds 109: 324-337, plates 178-183).
3). 2012 Lincolnshire Newland Hill, Elsham, juvenile, 3rd to 18th April, photo.
(British Birds 105: plate 163; Birding World 25 (4): 134, photo; T. Lowe, Birding World 25 (4): 148-158, plates 1-15; British Birds 106: plate 295; BOURC (2013), Ibis 156: 239; N. A. J. Hudson and the Rarities Committee, British Birds 108: 595; BOURC (2016), Ibis 158: 203; British Birds 109: plates 184-186).
4). 2014 Gower Burry Holm, 2CY, 4th to 19th January, photo.
(C. Holt and the Rarities Committee, British Birds 111: 580).
5). 2014 Argyll Gartbreck and Bruichladdich, Islay, 2CY, 27th February to 25th April, photo.
(C. Holt and the Rarities Committee, British Birds 110: 589; K. Gibb, M. Wilkinson & D. Morrison, Scottish Birds 38: 182-188, plates 164-168).
6). 2014 Yorkshire Mirfield, 1CY, 27th to 28th December, photo; presumed same, Pugney's CP, 28th December, photo.
(C. Holt and the Rarities Committee, British Birds 110: 589).
7). 2016 Suffolk Minsmere RSPB, 5CY+, 27th to 28th March, photo.
(British Birds 109: plates 187-190; C. Holt and the Rarities Committee, British Birds 110: 589).
8.0). 2018 Hampshire Ibsley Water, Tidpit Down and Martin area, 2CY, 28th January to 8th March, photo; also in Dorset.
(C. Holt, P. French and the Rarities Committee, British Birds 112: 584).
8.1). 2018 Dorset Alderholt, 2CY, 18th February, photo; presumed same as Hampshire.
(C. Holt, P. French and the Rarities Committee, British Birds 112: 584).
