Terns

species: 
Common Tern
scientific name: 
Sterna hirundo
notes: 

Green ring with a white two alpha code and metal ring (on other leg).

note 1 : used letters are: A, C, F, H, J, L, M, N, P, R, T, U, V, W and X.

note 2 : birds ringed since 2010.

note 3 :

website sighting submit: 
Officina de Anillamiento,
email sighting submit: 
website information: 
Oficina de Anillamiento,
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Dark Green [G]
colour-ring code (of the c-ring): 
Two alpha code (2 letters).
countries where ringed: 
Spain.