Herons

species: 
Purple Heron
scientific name: 
Ardea purpurea
notes: 

Black ring with a white three alpha-numeric code (on right tibia) and metal ring (on left leg).

note 1 :

email sighting submit: 
website information: 
Oficina de Anillamiento,
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).
colour-ring position (of the c-ring): 
Tibia right.
countries where ringed: 
Spain.