Gulls

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

Orange ring with either green or black 3 alpha-numeric code, number/letter/F.

note 1 : birds ringed at Flat Holm Island, Cardiff.

note 2 : about 200 birds ringed in 2001 and 2009

note 3 : middle letter  = A, B, C, D, E, H, J, K, L or M

note 4 : if characters are green then birds ringed in 2001, if black then 2009.

note 5 : number = 0 - 9.

note 6 : example codes are : 2AF, 6EF, 9MF

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): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
United Kingdom.
Last letter (of the c-ring): 
F