Ducks

species: 
Gadwall
scientific name: 
Mareca strepera
notes: 

Pale blue nasal saddle with a black two alpha code.

note 1 : used letters are: A, C, F, H, J, L, M, N, P, R, T, U, V, W and X.

note 2 : example:MM|MM|MM

note 3 : project, "Plan Complementario de I+D+ i de Biodiversidad en Extremadura (Biodiversidad y Cambio Global, BioCaBal-2030)"

note 4 : birds ringed in Extremadura, Spain since 2023.

note 5 :

website sighting submit: 
Oficina de Anillamiento
email sighting submit: 
email sighting submit (2): 
website information: 
Oficina de Anillamiento
colour-ring type: 
Nasal saddle.
colour-ring colour (of the c-ring): 
Pale Blue [P]
colour-ring code (of the c-ring): 
Two alpha code (2 letters).
countries where ringed: 
Spain.