an informal birding record
tarsiger.co.uk

Great Black-backed Gull
Larus marinus

1st calendar year
Great Black-backed Gull
Middlesex (Oct 2004)
Great Black-backed Gull
Middlesex (Oct 2004)
Great Black-backed Gull
Middlesex (Oct 2004)
Great Black-backed Gull
Middlesex (Oct 2004)
Great Black-backed Gull
Cornwall (Oct 2009)
2nd calendar year
Great Black-backed Gull
Middlesex (Jan 2004
Great Black-backed Gull
Teeside (Jan 2009)
Great Black-backed Gull
Middlesex (Feb 2005)
Great Black-backed Gull
Middlesex (Feb 2005)
Great Black-backed Gull
Essex (Feb 2011)
Great Black-backed Gull
Middlesex (Mar 2005)
Great Black-backed Gull
Essex (Nov 2009)
Great Black-backed Gull
Essex (Dec 2009)
   
3rd calendar year
Great Black-backed Gull
Middlesex (Feb 2005)
Great Black-backed Gull
Essex (Dec 2005)
     
4th calendar year
Great Black-backed Gull
Middlesex (Dec 2005)
Great Black-backed Gull
Essex (Dec 2009)
Great Black-backed Gull
Pembrokeshire (Jun 2011)
   
Adult
Great Black-backed Gull
Middlesex (Jan 2004)
Great Black-backed Gull
Middlesex (Nov 2004)
     

 

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