Avocets

species: 
Pied Avocet
scientific name: 
Recurvirostra avosetta
notes: 

Combination of
* white ring with a black 2 alpha-numeric code (on left tibia)
* green ring over a metal ring (on right tibia). 

note 1 : used codes are : 00-99, A0-Z9, 0A-9Z, AA-ZZ.

note 2 : the green ring is the project marker.

note 3 : the metal ring just below the green ring might be discoloured and appear yellowish or orange.

note 4 :

website sighting submit: 
European colour-ring Birding submit
email sighting submit: 
colour-ring type: 
Legrings : combination of one coded and uncoded rings.
countries where ringed: 
The Netherlands.