Waders

Combination of :
* one flag (on tibia or tarsus)
* 2 c-rings (on left tarsus)
* 2 c-rings (on right tarsus)
* metal ring (on tibia).

note 1 : used colours for flags and rings are : red, white, blue and yellow and the flag is the so-called marker of the project, can be on the tibia or tarsus.

note 2 : always 2 c-rings on the left leg and 2 c-rings on the right leg, always on the tarsus.

note 3 : metal ring always on the tibia and is no part of the code.

note 4 : the position of the flag against the c-rings is important : above, under or between the c-rings.

note 5 : Colour Ring Scheme Ruff :  http://www.rug.nl/research/institute-evolutionary-life-sciences/ceg/_pie...

note 6 : pictures available : http://www.rug.nl/research/institute-evolutionary-life-sciences/ceg/_pdf/ruff_kleurringen.pdf

note 7 : Browse the ISWG register, but before read "How to use the register".

note 8 :