Gulls

species: 
Black-headed Gull
scientific name: 
Chroicocephalus ridibundus
notes: 

White ring with a black four alpha-numeric code : first letter 'V'.

note 1 : starting letter "V".

note 2 : used codes are V000-VZZZ. 

note 3 : a few Common Gulls are ringed.

note 4 : 

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