Geese

species: 
Bean Goose
scientific name: 
Anser serrirostris
notes: 

White neckband with a black two alpha-numeric code.

note 1 : GPS-tags which also have black solar panels.

note 2 : 27 Tundra Bean Geese and 19 Taiga Bean Geese ringed during 2016-2019.

note 3 : Birds ringed in November 2018 in the Lower Odra national park/Germany (19 Taiga Beans, 4 Tundra Beans) have an additional yellow legring (3 numbers).

note 4 :

colour-ring type: 
Neckband.
colour-ring colour (of the c-ring): 
White [W]
colour-ring code (of the c-ring): 
Two alpha-numeric code (2 letters/numbers).
countries where ringed: 
Germany and Russia.
First letter/number (of the c-ring): 
A or B