Terns
species:
Common Tern
scientific name:
Sterna hirundo
notes:
Blue ring with a white three alpha code, starting letter "Y".
note 1 : used codes are YAA-YZZ.
note 2 :
website sighting submit:
email sighting submit:
colour-ring type:
Legring : one, coded.
colour-ring colour (of the c-ring):
Dark Blue [B]
colour-ring code (of the c-ring):
Three alpha code (3 letters).
countries where ringed:
Poland.
First letter/number (of the c-ring):
Y