Dippers

Combination of c-rings :
* combination of 2 or 3 uncoded c-rings (max 2 rings per leg) and metal ring.

note 1 : the metal ring can be placed in any of the 4 positions.

note 2 : used colours are : black, grey, dark blue, light blue, green, yellow, red, orange, pink, violet, brown.

note 3 : birds are ringed in and around the Chartreuse Mountains (Isère, Savoie)

note 4 : only adults ringed with c-rings; young are ringed with metal.