Glaucous Gull at Wat Tyler Country Park.
Glaucous Gull at Wat Tyler, probable 3rd summer, 13/04/2003
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Wat Tyler Country Park.
Glaucous Gull at Wat Tyler, probable 3rd summer, 13/04/2003
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Wat Tyler Country Park.
Glaucous Gull, 1st winter Wat Tyler CP, 01/02/2005
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Wat Tyler Country Park.
Glaucous Gull, 1st winter Wat Tyler CP, 01/02/2005
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Barling Rubbish Tip.
1st Winter Glaucous Gull, 17/02/2005
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Barling Rubbish Tip.
1st Winter Glaucous Gull, 17/02/2005
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Barling Rubbish Tip.
1st Winter Glaucous Gull, 17/02/2005
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Barling Rubbish Tip.
1st Winter Glaucous Gull, 17/02/2005
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Paglesham Lagoon.
1st winter Glacous Gull, Paglesham Lagoon, Essex 4/11/06, 04/11/2006
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Paglesham Lagoon.
1st winter Glacous Gull, Paglesham Lagoon, Essex 4/11/06, 04/11/2006
(© Steve Arlow, Nikon Coolpix 995 with Kowa TSN824 scope)

Glaucous Gull at Canvey Wick.
poor digiscoped image of Glaucous Gull, 27/10/2007
(© Steve Arlow, Nikon Coolpix 995 with Swarovski HD80 scope)

Glaucous Gull at Paglesham Lagoon.
juvenile/1st winter Glaucous Gull, Paglag, 04/02/08, 04/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Paglesham Lagoon.
juvenile/1st winter Glaucous Gull, Paglag, 04/02/08, 04/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Paglesham Lagoon.
juvenile/1st winter Glaucous Gull, Paglag, 04/02/08, 04/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull, 1st winter Hole Haven Creek 08/02/08, 08/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull, 1st winter Hole Haven Creek 08/02/08, 08/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull, 1st winter/juvenile Hole Haven Creek 13/02/08, 13/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull, 1st winter/juvenile Hole Haven Creek 13/02/08, 13/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Private site with no public access.
Glaucous Gull juvenile 19/02/08, 19/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Barling Rubbish Tip.
Glaucous Gull, Barling Tip, 20/02/08, 20/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Barling Rubbish Tip.
Glaucous Gull, Barling Tip, 20/02/08, 20/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull, 1st winter/juvenile Hole Haven Creek 23/02/08, 23/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull, 1st winter/juvenile Hole Haven Creek 23/02/08, 23/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Hole Haven Creek.
juvenile/1st winter Glaucous Gull Hole Haven 23/02/08, 23/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Hole Haven Creek.
juvenile Glaucous Gull Hole Haven 28/02/08, 28/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Hole Haven Creek.
Glaucous Gull with 4th winter Caspian Gull (right) Hole Haven 28/02/08, 28/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Hole Haven Creek.
Glaucous Gull (rear) with 4th winter Caspian Gull (front) Hole Haven 28/02/08, 28/02/2008
(© Steve Arlow, Nikon Coolpix P5000 with Swarovski ATS 80HD)

Glaucous Gull at Hole Haven Creek.
Glaucous Gull 1st Winter, 06/03/2008
(© Pete Livermore, )

Glaucous Gull at Private site with no public access.
Glaucous Gull 2nd winter, 07/02/2009
(© Steve Arlow, Canon 1D MkIII with Canon 500mm )

Glaucous Gull at Private site with no public access.
Glaucous Gull, 1st winter 140309, 14/03/2009
(© Steve Arlow, Canon 1D MK3 with Canon 500mm plus 1.4x extender)

Glaucous Gull at Private site with no public access.
Glaucous Gull Pitsea 22/12/2012, 22/12/2012
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at Wat Tyler Country Park.
Vying with Martin's 2012 Bittern for worst photo of the decade!, 13/03/2013
(© Neil Chambers, a phone)

Glaucous Gull at Private site with no public access.
Glaucous Gull, juvenile Pitsea / Wat Tyler area 16-03-2013, 16/03/2013
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at West Canvey Marsh (RSPB).
Adult or near adult found by TJB at West Canvey, 23/03/2013
(© Martin Cracknell, Canon 7D + Canon 100-400mm IS)

Glaucous Gull at West Canvey Marsh (RSPB).
Glaucous Gull West Canvey (Ad or near Ad perhaps a hint of brownish feathers in the wings and pale bill?), 23/03/2013
(© Martin Cracknell, Canon 7D + Canon 100-400mm IS)

Glaucous Gull at West Canvey Marsh (RSPB).
Adult Glaucous Gull, West Canvey Marsh 25 March 2013, 25/03/2013
(© Alan Shearman, A camera)

Glaucous Gull at Private site with no public access.
Glaucous Gull, 2nd winter Pitsea Tip 04-01-2014, 04/01/2014
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at Private site with no public access.
Glaucous Gull - Pitsea 03-01-2015, 03/01/2015
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at Private site with no public access.
Glaucous Gull juvenile bird 1 Pitsea Tip 24-01-2015, 24/01/2015
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at Private site with no public access.
Glaucous Gull juvenile bird 2 Pitsea Tip 24-01-2015, 24/01/2015
(© Steve Arlow, Canon 1D MKIII 500mm )

Glaucous Gull at Private site with no public access.
Glaucous Gull, Pitsea Tip, juvenile 07-02-2015, 07/02/2015
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at Bowers Marsh (RSPB).
Glaucous Gull - juvenile - Bowers Marsh - 06/01/2017, 06/01/2017
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at Bowers Marsh (RSPB).
record photo, 1st winter Glaucous Gull, with G.B.B.Gull for size comparison, 06/01/2017
(© Richard Howard, Nikon D7200; Nikkor 200-500 5.6ED tele)

Glaucous Gull at Private site with no public access.
Glaucous Gull, Pitsea 07/01/2017, 07/01/2017
(© Steve Arlow, Canon 1D MKIII 500mm with 1.4x Canon Extender )

Glaucous Gull at Bowers Marsh (RSPB).
Through the reed tips from the viewing log, 19/01/2017
(© Jeff Delve, Canon 1D Mkiv, EF600 L )

Glaucous Gull at Bowers Marsh (RSPB).
1st winter Glaucous Gull, 22/01/2017
(© Richard Howard, Nikon D7200; Nikkor 200-500 5.6ED tele)

Glaucous Gull at Bowers Marsh (RSPB).
2 or 3 cy Glaucous Gull, 29/03/2017
(© Richard Howard, Nikon D-7200; Nikkor 200-500mm ED)