Ducks

species: 
White-headed Duck
scientific name: 
Oxyura leucocephala
notes: 

White ring with a black two numeric code and metal ring (on other leg).

note 1 : used numbers are : 0 - 9.

note 2 : birds ringed since 1990.

note 3 : last bird ringed in 1993.

note 4 :

website sighting submit: 
Officina de Anillamiento,
email sighting submit: 
website information: 
Oficina de Anillamiento,
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Two numeric code (2 numbers).
countries where ringed: 
Spain.