Swans
species:
Whooper Swan
scientific name:
Cygnus cygnus
notes:
White neckband with a black 4 alpha-numeric code : number/number/number/ letter 'X'.
note 1 :
email sighting submit:
colour-ring type:
Neckband.
colour-ring colour (of the c-ring):
White [W]
colour-ring code (of the c-ring):
Four alpha-numeric code (4 letters/numbers).
countries where ringed:
Russia
Last letter (of the c-ring):
X
