Eurasian Coot

Yellow ring with a black three numeric code.

note 1 : numbers beginning with " : ”

note 2 :

Yellow ring with a black two alpha-numeric code.

note 1 : used codes are  A0- Z9.

note 2 :

Yellow ring with a black three alpha code.

note 1 : about 100 birds/year will be ringed in the Silesia region (south part of Poland).

note 2 : used codes are : AAA, AAC, AAH…., ZZA ,…

note 3 :

Combination of three c-rings (on left tarsus).

note 1 : used colours are :  black, white, light-blue, dark-blue, dark-green, yellow, orange, pink, mauve and red.

note 2 : 

Combination of c-rings :
* 1 or 2 c-rings and metal ring (till 2014)
OR
* 3 c-rings and metal ring (on left leg, but 3 birds on right leg) (from 2014 onwards)
OR
* 1 c-ring over metal ring (on one leg) and 2 c-rings (on other leg) (from 2015 onwards). 

note 1 : for the third possibility, the c-ring (over the metal ring) is red or black during 2015, dark-blue during 2016, yellow for 2017, ...   

note 2 : used colours are : white, black, orange, red, pistache (lime), green, blue and yellow.

note 3 : do note the side of the rings as this is important. 

note 4 : birds are ringed at the Bois de Vincennes, near Paris, France.

note 5 : 

Yellow ring with a black two numeric code, starting with ":"

note 1 : used codes : ":01" till ":99"

note 2 :  

Yellow ring with a black two alpha code, starting with ":"

note 1 : used codes : ":AA" till ":ZZ"

note 2 :  

Red neckband with a white three alpha-numeric code : letter/number/number.

note 1 : used codes are : A00-A99 and K00-K99.

note 2 :  

Black neckband with a white two numeric code.

note 1 : used numbers are : 0 - 9.

note 2 : birds ringed since 2002.

note 3 :

Black neckband with a white two alpha code.

note 1 : used letters are: A, C, F, H, J, L, M, N, P, R, T, U, V, W and X.

note 2 : birds ringed since 2002.

note 3 :