Gulls

species: 
Iceland Gull
scientific name: 
Larus glaucoides
notes: 

Dark-blue ring with a four alpha-numeric code : starting letter 'J and three letters/numbers.

note 1 : birds are ringed in South-Norway.

note 2 :

website sighting submit: 
Colour Ringing Norway,
email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Dark Blue [B]
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Norway.
First letter/number (of the c-ring): 
J