Little Tern

White ring with black 3 alpha-numeric code (on left tarsus).

note 1 :

White ring with black 2 alpha code (on left tarsus).

note 1 :

Dark-blue ring with a white two alpha-code (on left leg) and metal ring (on right leg).

note 1 : birds ringed in the UK, South Gare, Crimdon Beach, Seaton Carew, Cleveland.

Combination of two c-rings and metal ring.

note 1 : c-rings are on left tarsus and metal ring on right tarsus.
note 2 : used colour-combinations are :
dark-blue/red in 2009.
dark-blue/white in 2009.
dark-green/red in 2010.
red/dark-blue in 2010.
red/white in 2010.
dark-blue/dark-green in 2011.
dark-green/white in 2011.
dark-green/light-pink in 2011.

Dark-blue ring with white 2 numeric code (00 - 99) (on right tarsus) and metal ring (on left tarsus).

White ring with black 2 numeric code (00 - 99) (on right tarsus) and metal ring (on left tarsus).

note 1 : this project starts running in Sečovlje Salina Nature Park (Slovenia) from april 2011.

White ring with black 2 numeric code (00 - 99) (on right tarsus) and metal ring (on left tarsus). 

Dark-blue ring with white 2 numeric code (00 - 99) (on right tarsus) and metal ring (on left tarsus). 

note 1 : this project starts running in Sečovlje Salina Nature Park (Slovenia) from april 2011.