Gulls

species: 
Yellow-legged Gull
scientific name: 
Larus michahellis
notes: 

Blue ring with a white four alpha-numeric code : starting letter 'S'.

note 1 : the first letter is always S followed by three alpha-numercis.

note 2 : alle ringed gulls were pulli, ringed on the colonies on the East-Adriatic islands (Istria until Dubrovnik).

note 3 : some 5522 birds are ringed with some 1300 recoveries. 

note 4 :

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Croatia.
First letter/number (of the c-ring): 
S