Egrets

species: 
Black-crowned Night Heron
scientific name: 
Nycticorax nycticorax
notes: 

Dark-blue ring with a three alpha-numeric code (on right leg) and metal ring (on left leg).

note 1 :

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).
colour-ring position (of the c-ring): 
Tarsus right.
countries where ringed: 
Hungary.