Harriers

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

Dark-blue with a white three alpha-numeric code : starting letter "J" followed by two numbers.

note 1 : project starts during 2018.

note 2 : 

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): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
Jersey.
First letter/number (of the c-ring): 
J