Waders

species: 
Dunlin
scientific name: 
Calidris alpina
notes: 

White flag with a three alpha-numeric code.

note 1 :

colour-ring type: 
Flag : one, coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
Poland.
Images: