Gulls

species: 
Lesser Black-backed Gull
scientific name: 
Larus fuscus
EURING code: 
05910
notes: 

Blue ring with a white four alpha-numeric code, starting letter 'M' followed by a colon (:) and three numbers.

note 1 : used codes : M:001...M:999

email sighting submit: 
snailmail sighting submit: 
Rute Costa,
colour-ring type: 
Legring : one, coded.
colour-ring colour: 
Blue (Dark) [B]
countries where ringed: 
Portugal.
First letter: 
M