Gulls

species: 
Caspian Gull
scientific name: 
Larus cachinnans
EURING code: 
05927
notes: 

Yellow ring with a black four alpha-numeric code.

note 1 : used codes are X001-X500.

note 2 : 

Images: 
email sighting submit: 
snailmail sighting submit: 
Ronald Klein,
colour-ring type: 
Legring : one, coded.
colour-ring colour: 
Yellow [Y]
colour-ring code: 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Germany.
First letter: 
X