Rouen duck Rouen Foncé (dark) as opposed to Rouen Clair, which are lighter in colour. In 1850 the first Rouens were introduced to the United States by D. W. Lincoln of Worcester, Massachusetts, and used as general farm ducks until becoming popular as show birds. They were included in the "Standard of Perfection" of the American Poultry Association in 1874 and since then have won many titles, often having the most entries in the heavyweight class and doing well in competition with other breeds. Rouen duck The Rouen is a heavyweight breed of domesticated duck raised primarily for decoration, exhibition or as
Rouen Under the reorganization of Diocletian, Rouen was the chief city of the divided province Gallia Lugdunensis II and reached the apogee of its Roman development, with an amphitheatre and "thermae" of which foundations remain. In the 5th century, it became the seat of a bishopric and later a capital of Merovingian Neustria. From their first incursion into the lower valley of the Seine in 841, the Normans overran Rouen. From 912, Rouen was the capital of the Duchy of Normandy and residence of the local dukes, until William the Conqueror moved his residence to Caen. In 1150, Rouen received its