Terns

species: 
Common Tern
scientific name: 
Sterna hirundo
notes: 

Dark blue ring with a white 2 alpha-numeric code (on tarsus) and metal ring on the opposite tarsus.

note 1 : a joint project of the Research Institute for Nature and Forest/INBO, Bureau Waardenburg and Ringgroup Delta on breeding and feeding ecology. This project will run for the next five years. Some 30 birds ringed in 2010.

note 2 : the colour-ring is added to aid identification of birds (formerly) carrying transmitters in the breeding colonies in the southwest of The Netherlands. Reports from further afield are more than welcome !

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): 
Two alpha-numeric code (2 letters/numbers).
countries where ringed: 
The Netherlands.