Gulls

species: 
Mediterranean Gull
scientific name: 
Ichthyaetus melanocephalus
notes: 

White ring with black 4 alpha-numeric code : T01N.

note 1: this ring is from Polish Black-headed Gull (Larus ridibundus) project.

email sighting submit: 
website information: 
Mediterranean Gull colour-ring codes
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: 
Poland.
First letter/number (of the c-ring): 
T