Egrets

species: 
Grey Heron
scientific name: 
Ardea cinerea
notes: 

Orange ring with a black four alpha-numeric code, starting letter "E".

note 1 :

website sighting submit: 
European colour-ring Birding submit
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): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
The Netherlands.
First letter/number (of the c-ring): 
E