Gulls

species: 
Black-legged Kittiwake
scientific name: 
Rissa tridactyla
notes: 

Dark-blue (10 mm ring) with white two alpha-numeric code : number-letter
(1A - 0Z)

note 1 : project started in 2009 on adult breeders from two Danish colonies.

note 2 : some birds also equipped with datalogger mounted on pale green ring above metal ring on opposite leg.

note 3 : 

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): 
Two alpha-numeric code (2 letters/numbers).
countries where ringed: 
Denmark.