Gulls
species:
Great Black-backed Gull
scientific name:
Larus marinus
notes:
Orange ring with a black four alpha-numeric code :
starting letter 'F' / : / letter / number / number.
note 1 : used codes are F:A01, F:A02, ... F:Z00, F:Z99.
email sighting submit:
contactperson:
Stewart White
colour-ring type:
Legring : one, coded.
colour-ring colour (of the c-ring):
Orange [O]
colour-ring code (of the c-ring):
Four alpha-numeric code (4 letters/numbers).
countries where ringed:
United Kingdom.
First letter/number (of the c-ring):
F:
