Swans

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

Yellow neckband with a black four alpha-numeric code.

note 1 : used codes are 1R00-1R99, 3R00-3R99, 0T00-0T99.

email sighting submit: 
email sighting submit (2): 
snailmail sighting submit: 
Maria Wieloch,
Andrzej Czapulak, Department of Avian Ecology, Wroclaw University, Sienkiewicza 21, 50-335 Wroclaw, Poland.
colour-ring type: 
Neckband.
colour-ring colour: 
Yellow [Y]
colour-ring code: 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Poland.