Terns

species: 
Arctic Tern
scientific name: 
Sterna paradisaea
notes: 

White legring with a black three alpha-numeric code (letter - 1 - letter).

note 1 : 

website sighting submit: 
European colour ring Birding submit
email sighting submit: 
contactperson: 
Derick Hiemstra
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
The Netherlands.