The Duclair duck is a dual purpose breed of domestic duck originated from France. It was named after the town of Duclair in Normandy from where it was developed. The breed is also called Canard Duclair in French and Duclair Enten in German. Duclair duck is a type of Rouen duck. And the blue version is described as being similar and bears a lot of resemblance to the Swedish Blue duck.
They are a medium sized duck, with the males being around 6.6 lbs (3 kg) and the femaile being around 5.5 lbs (2.5 kg).
These ducks are not endangered.