Swans

species: 
Whooper Swan
scientific name: 
Cygnus cygnus
EURING code: 
01540
notes: 

White ring with a black three alpha code.

note 1 : used codes are  DAA-DCZ, EBA-EYZ.

note 2 :

 

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour: 
White [W]
colour-ring code: 
Three alpha code (3 letters).
countries where ringed: 
Russia.