Harriers

species: 
Western Marsh Harrier
scientific name: 
Circus aeruginosus
notes: 

Black ring with a white three alpha-numeric code, starting letter 'C'.

note 1 :

website sighting submit: 
Luomus
email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Black (Niger) [N]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
Finland.
First letter/number (of the c-ring): 
C