Gulls

species: 
Great Black-backed Gull
scientific name: 
Larus marinus
notes: 

Black ring with a white four alpha-numeric code : starting letter C folowed by a combination of 3 further letters and numbers

note 1 : 700 rings were used during 1996-2008.

note 2 : there can exist small text or check marks (spots) in the code, please, inform them also.

email sighting submit: 
website information: 
The Finnish Ringing Centre
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Black (Niger) [N]
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Finland.
Images: 
First letter/number (of the c-ring): 
C