Terns

species: 
Little Tern
scientific name: 
Sternula albifrons
notes: 

Dark-blue ring with a white three alpha code.

note 1 : 

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).
countries where ringed: 
Poland.