This was the response from one of my pictures of a Sanderling from Marske beach.
It was colour-ringed with a Green flag on the right Tibia (G2) and Yellow,White on the left Tarsus, Green,Red on the right Tarsus.
I have observed two other Sanderlings marked G1GWWY and G2YGYW on Marske/Redcar Beach.
Overview Sanderling Observations Observ.: Rob Young
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Colourcode: G2YWGR Name Ringer: Gunnar Þór Hallgrímsson 2nd Ringer: Jeroen Reneerkens
Ringnumber: 897213 Date Catch: 22/05/2011 Catching Place: Sandgerði, "first beach"
Iceland 64.02.35 N 22.42.54 W
Sightings of this bird:
Date(d/m/y) Place Observer 2nd Observer 3rd Observer
22/05/2011 Sandgerði, harbour Jeroen Reneerkens Anneriek van Gasteren
Iceland 64.02.09 N 22.42.36 W
25/05/2011 Sandgerði, "first beach" Sebastien Nedellec Stéphanie Trecant Jeroen Reneerkens
Iceland 64.02.35 N 22.42.54 W
26/05/2011 Sandgerði, "first beach" Jeroen Reneerkens Anneriek van Gasteren
Iceland 64.02.35 N 22.42.54 W
28/05/2011 Sandgerði, "first beach" Jeroen Reneerkens
Iceland 64.02.35 N 22.42.54 W
29/05/2011 Sandgerði, "first beach" Jeroen Reneerkens Anneriek van Gasteren
Iceland 64.02.35 N 22.42.54 W
30/05/2011 Sandgerði, "first beach" Jeroen Reneerkens Anneriek van Gasteren
Iceland 64.02.35 N 22.42.54 W
01/06/2011 Sandgerði, "second beach" Dolf van der Gaag
Iceland 64.02.39 N 22.42.54 W
13/04/2012 Marske-by-the-sea, Redcar, Cleveland Rob Young
United Kingdom 54.35.54 N 01.01.01 W
18 April 2012 Pagi
Great result!
DH saw one at Crimdon Dene yesterday Left tibia with a green flag and a white darvic below but no other rings.