Gulls

species: 
Caspian Gull
scientific name: 
Larus cachinnans
notes: 

Yellow ring with a black 4 alpha-numeric code, starting letter 'V'.

note 1 : used code are V000-VZZZ.

note 2 : rings could be used on L. fuscus !

note 3 :

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Yellow [Y]
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Denmark.
Images: 
First letter/number (of the c-ring): 
V