Rails and coots

species: 
Common Moorhen
scientific name: 
Gallinula chloropus
notes: 

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

note 1 : codes used: A00-99, B00-99.

note 2 : birds ringed in Greater London, UK.      

note 3 : 

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): 
Three alpha-numeric code (3 letters/numbers).
colour-ring position (of the c-ring): 
Tarsus left.
countries where ringed: 
United Kingdom.
First letter/number (of the c-ring): 
A or B