Terns

species: 
Sandwich Tern
scientific name: 
Thalasseus sandvicensis
notes: 

Dark-blue ring with a white three alpha-code, starting letter 'A' (on left tarsus) and metal ring (on right tarsus). 

note 1 : used codes are AAA-AZZ.

note 2 : during 2013, some 169 birds have been ringed near Montpellier, FR.

note 3 : 

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Dark Blue [B]
colour-ring code (of the c-ring): 
Three alpha code (3 letters).
colour-ring position (of the c-ring): 
Tarsus left.
countries where ringed: 
France.
First letter/number (of the c-ring): 
A