Common Tern

blue ring with 2 digits and an A on first or last position

Details

coordinator
Gerrit Gerritsen
website none
cr-birding https://cr-birding.org/node/1061
ring area The Netherlands, Overijssel
animals 192
observations 254, of which 195 are captures
ringed in 2012 to 2013
no project description

Example bird

01A
Shorthand: B-01A explanation
This is an arbitrary example of a bird that might not exist.

Data entry