Author 'Francis-Sisco' (Id 191684 ) : In France, it is to be found in Picardy, Normandy, Brittany, but also in Aquitaine and in the Camargue, and occasionally in the interior of the country, far away from the coast. It is a bird of estuaries, mudflats, lakes, and brackish or salty.
Here, I think it is a female. I have not seen his companion. He mingled with mallards. Lien : Http://fr.wikipedia.org/wiki/Tadorne_de_Belon