Is it possible that the ringed bird at BGM may be Life History 7, Devon Birds Vol 62 No.2 August 2009?
Ring details:- Left leg: dark green ring over yellow flag over dark green ring.
Right leg: dark blue ring over metal i/d ring over lime-green ring.
Ringed at Oosterkwelder, Netherlands on 10 June 2007.
Spends a lot of it`s winter time on Taw Estuary.