Gulls

species: 
Herring Gull
scientific name: 
Larus argentatus
notes: 

White ring with black 4 alpha-numeric code (starting letter 'K').

note 1 : Knnn or Kxnn and Knnx (where n is a number and x a letter (no KJnn).
note 2 : almost 2000 birds ringed mostly on the White Sea.
note 3 : a 'close' project is coded KJxxx and KJxx (Risto Juvaste).

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): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Russia.
First letter/number (of the c-ring): 
K