Great Egret
scientific name: 
Ardea alba

White ring with a black two alpha-numeric code (same ring/code on both tibia) and metal ring.

note 1 : used codes is letter/number OR number/letter.

note 2 : the code is superposed : letter/number above the other one.

note 3 : birds ringed from 2016 onwards in the Krammersche Slikken, The Netherlands. 

note 4 : 

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Two alpha-numeric code (2 letters/numbers).
countries where ringed: 
The Netherlands.