Egrets

species: 
Great Egret
scientific name: 
Ardea alba
notes: 

Yellow ring with black 3 alpha-numeric code (letter/number/number) (on right tibia) and metal ring (on left tarsus).

note 1 : used codes are A00-A99, B, C, E, H, J ...

note 2 : used letters are : A, C, E, H, J, K, L, M, N, S, T, V, W,Y, Z.

note 3 : sometimes white rings of the project : http://www.cr-birding.org/node/2955 turned yellow.

note 4 :

website sighting submit: 
Ornithological Station, Museum and Institute of Zoology of the Polish Academy of Sciences.
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).
colour-ring position (of the c-ring): 
Tibia right.
countries where ringed: 
Poland.