Terns

species: 
Caspian Tern
scientific name: 
Hydroprogne caspia
notes: 

Yellow ring with a black three alpha code one leg).

note 1 : used codes are Cxx, Fxx, Jxx, Kxx, Lxx and for the year 2015-2020 : Mxx, Nxx, Uxx, Pxx, Sxx, Txx.

note 2 : up to 2014, a total of 730 rings were delivered since 2008-2014.

note 3 :    

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Yellow [Y]
colour-ring code (of the c-ring): 
Three alpha code (3 letters).
countries where ringed: 
Finland.