Geese

species: 
Greylag Goose
scientific name: 
Anser anser
notes: 

Green neckring with white 3 alpha-numeric code (1 letter and 2 numbers).

note 1 : used series are A00-A99, B00-B99, C00-C99, D00-D99, F00-F99, H00-H80.

note 2 : the ringing stopped in 1996, but the project is still running. Unknown is birds are still alive.

colour-ring type: 
Neckband.
colour-ring colour (of the c-ring): 
Dark Green [G]
colour-ring code (of the c-ring): 
Three alpha-numeric code (3 letters/numbers).
countries where ringed: 
Poland.