Terns

species: 
Arctic Tern
scientific name: 
Sterna paradisaea
notes: 

White ring with black 2 alpha code (on one leg) and metal ring (on other leg).

note 1 : used codes are: CA-CZ, FA-FZ,LA-LZ, PA-PZ, RA-RZ, XA-XZ.

note 2 : since 2009, 215 individuals caught.

note 2 : this is a RAS-project in Groningen, The Netherlands.

note 3 : the adults were ringed in Delfzijl and Eemshaven.

note 4 :

website sighting submit: 
European colour-ring Birding submit
email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Two alpha code (2 letters).
countries where ringed: 
The Netherlands.