Swans

species: 
Whooper Swan
scientific name: 
Cygnus cygnus
notes: 

White ring with a black three alpha code.

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

note 2 :

 

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