Swans
species:
Bewick's Swan
scientific name:
Cygnus columbianus bewickii
notes:
White neckband with a black four alpha-numeric code (101T to 299T).
note 1 :
email sighting submit:
contactperson:
Vladimir Mladenov ; Boris Nikolov
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:
Bulgaria.
Last letter (of the c-ring):
T
