Ducks
species:
Common Shelduck
scientific name:
Tadorna tadorna
notes:
1 ring (on each leg) with two alpha-numeric code (1 letter and 1 number).
note 1 :
email sighting submit:
colour-ring type:
Legrings : combination of coded.
colour-ring code (of the c-ring):
Two alpha-numeric code (2 letters/numbers).
countries where ringed:
France.
