Gulls

species: 
Yellow-legged Gull
scientific name: 
Larus michahellis
notes: 

Dark-brown ring with a white four alpha-numeric code.

note 1 : first letter always N.

note 2 : the brown ring looks black.

note 3 : since 1995 some 3600 birds have been ringed on the Medes Islands (Northeastern Spain).

note 4 :

 

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Brown (Umber) [U]
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Spain.
First letter/number (of the c-ring): 
N