Starling

darkgreen or black ring with 2 characters

Details

coordinator
Tijs van den Berg
website http://www.vrsdehaar.nl/
cr-birding http://www.cr-birding.org/node/2652
ring area The Netherlands, near Utrecht
animals 394
observations 423, of which 399 are captures
ringed in 2015 to 2017
Except letters and digits also 4 special characters are used: ":" (colon), "*" (asterisk), "#" (hash) and "+" (plus).

Example bird

D9
Shorthand: N-D9 explanation
This is an arbitrary example of a bird that might not exist.

Data entry