Gulls

species: 
Mediterranean Gull
scientific name: 
Ichthyaetus melanocephalus
notes: 

Black ring with a white four alpha-numeric code.

note 1 : starting letter "X" followed by 1 letter and 2 numbers.

note 2 : there is a small check-dot on different levels between letter X and second sign.

note 3 : rings are to be read from bottom to top.

note 4 : two birds (XC88 and XC00) are ringed in Saxony, South-eastern Germany.

note 5 : pay attention as mostly Black-headed Gull is ringed with this code.

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Black (Niger) [N]
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Germany.
Images: 
First letter/number (of the c-ring): 
X