Harriers

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

Orange ring with a black code.

note 1:

email sighting submit: 
website information: 
Werkgroep Grauwe Kiekendief
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Orange [O]
countries where ringed: 
Poland.