Lesser Black-backed Gull
scientific name: 
Larus fuscus
EURING code: 

Blue ring with a two alpha code.

note 1 : rings are 1,8cm. in height and re-placed above the knee (on the tibia) for better observation results in the colony (high vegetation) and on rubbish-dumps.

note 2: the position of the metal ring can be tibia or tarsus.

note 3 :

email sighting submit: 
snailmail sighting submit: 
Roland-Jan Buijs, Philips van Dorpstraat 49, NL-4698 RV Oud-Vossemeer, The Netherlands.
colour-ring type: 
Legring : one, coded.
colour-ring colour: 
Blue (Dark) [B]
colour-ring code: 
Two alpha code (2 letters).
colour-ring position: 
Tibia right.
countries where ringed: 
The Netherlands.