Ducks

species: 
Common Eider
scientific name: 
Somateria mollissima
notes: 

Yellow ring with a black three alpha-numeric code.

note 1 : birds ringed along the Norwegian coast

note 2 : used codes are : xnn and xxn where x are letters A, C, E, H, J, K, M, N, P, R, U, V, X, Y, Z and n digits 0-9

note 3 : Both breeding eiders, large chicks and wintering birds are ringed.

note 4 : 

website sighting submit: 
Colour Ringing Norway
email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Yellow [Y]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
Norway.