Gulls

species: 
Audouin's Gull
scientific name: 
Ichthyaetus audouinii
notes: 

White ring with a black four alpha-numeric code, starting number 2 or 3 ... followed by three letters (AAA-ZZZ).

note 1 : not used codes are 4AAA-4ZZZ and 8AAA-8ZZZ.

note 2 : 

email sighting submit: 
contactperson: 
Nicola Baccetti
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Italy.