Gulls

species: 
Lesser Black-backed Gull
scientific name: 
Larus fuscus
notes: 

Orange ring with a black four alpha-numeric code : xxx and letter 'H', where x can be a letter or a number.

note 1 :

 

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: 
Croatia.
Last letter (of the c-ring): 
H