Order:
Anseriformes
Family: Anatidae
Aythya marilla
Greater Scaup / Porrón bastardo
Maximum size: 51 cm
Habitat
They live in marshes, lagoons, dams, ponds, pools, and also in the
sea.
They do not nest (breed) in Spain. They are a regular but scarce hibernating
species.
Distribution: North-America, Europe and Asia. They can be seen in the
lagoons of the centre of the Iberian Peninsula, as well as in some areas
in the south-east, particularly in Doñana. Even though they are
sparse, they can be seen in deep lagoons during winter.
They are included in the National List of Endangered Species, and their
conservation status is ‘Special Interest’.