Gulls

species: 
Mediterranean Gull
scientific name: 
Ichthyaetus melanocephalus
notes: 

Green ring with a white 3 alpha-numeric code used in France and Belgium.

note 1 : very few of these “3 characters” rings can be observed nowadays.

note 2 : 

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Dark Green [G]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
France and Belgium.
Images: