Gulls

species: 
Great Black-backed Gull
scientific name: 
Larus marinus
EURING code: 
06000
notes: 

Orange ring with a black four alpha-numeric code : starting cipher '4' -sepaterd by a colon ':' and followed by three letters (on right leg) and metal ring (on left leg).

note 1 : used letters are : A, B, C, D ,E, G, H, J, K, L, N, P, R, S, T, U, V, W, X, Y, Z.

note 2 : to be read from top till bottom.

note 3 : ex. : 4:AAA ... 4:ZZZ

note 4 : in 2014, 353 birds have been ringed of which 7 with GPS-loggers.

note 5 :

 

Images: 
email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour: 
Orange [O]
colour-ring code: 
Four alpha-numeric code (4 letters/numbers).
colour-ring position: 
Tarsus right.
countries where ringed: 
France.
First letter/number: 
4: