Bee-eaters

species: 
Bee-eater
scientific name: 
Merops apiaster
notes: 

White ring  with a black two alpha-numeric code : letter and number.

note 1 : check also  Ottenby Bird Observatory on http://www.sofnet.org/ottenbyfagelstation/start

note 2 : 
 

website sighting submit: 
Naturhistoriska riksmuseet
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: 
Sweden.