Harriers

species: 
Hen Harrier
scientific name: 
Circus cyaneus
notes: 

Black ring with white two alpha-numeric code (on one leg) and metal ring (on the other leg).
the two alpha-numeric is separated by a white line.

note 1 : birds ringed in the Netherlands in 2017.

note 2 : the alpha-numeric code L|1, L|2, L|3 en C|8 used for four juvenile Hen Harriers on the mainland of the Netherlands.
The two letters/numbers of the code are separated by a white line (e.g. A|A).

note 3 : to read the ring, turn your head 90 degree to the left.

note 4 :

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