Harriers

species: 
Montagu's Harrier
scientific name: 
Circus pygargus
notes: 

Orange ring with a black three alpha-numeric code (one one leg) and metal ring (on othr leg).

note 1 : used codes are : 00A-99A, 00C-99C, 00E-99E, 00H-99H, 00J-99J, 00L-99L, 00N-99N, 00P-99P, 00S-99S, 00V-99V.

note 2 :

website sighting submit: 
Ornithological Station, Museum and Institute of Zoology of the Polish Academy of Sciences.
email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Orange [O]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
Poland.