Egrets

species: 
Grey Heron
scientific name: 
Ardea cinerea
notes: 

Dark-blue ring with a white three alpha-numeric code, starting leter "A".

note 1 : used codes are :
letter "A" / number / number
OR
letter "A" / letter / number
OR
letter "A" / number / letter

note 2 : 

email sighting submit: 
email sighting submit (2): 
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).
countries where ringed: 
Hungary.
First letter/number (of the c-ring): 
A