Black-headed Gull
scientific name: 
Chroicocephalus ridibundus

White ring with a black 1 alpha code (on left leg) and white ring with a black 1 alpha code and metal ring (on right tibia). 

note 1 : birds are ringed in the nest during breeding season 2004 on Poole Harbour marsh islands.

email sighting submit: 
email sighting submit (2): 
colour-ring type: 
Legrings : combination of coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
One alpha code (1 letter).
countries where ringed: 
United Kingdom.