Terns

species: 
Common Tern
scientific name: 
Sterna hirundo
notes: 

Blue ring with a white 3-alpha code.

note 1 : all birds are ringed as pulli and have the c-ring on their left tarsus and a metal ring on the right.

note 2 : used codes are : PAA-PZZ

note 3 : used letters are : A, C, E, F, H, J, K, L, N, P, R, S, T, U, V, X, Y, Z.

note 4 : birds ringed since 2015 from Dublin Port (Ireland) breeding colony.

note 5 : 

email sighting submit: 
website information: 
Dublin Bay Birds.
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).
colour-ring position (of the c-ring): 
Tarsus left.
countries where ringed: 
Ireland.
First letter/number (of the c-ring): 
P