Their feathers are mostly blue, but there is also a black-feathered variety. The birds have a white bib on the breast. The outer wings are white.
They have a blue bill, dark brown eyes and bluish grey shanks.
The birds grow slowly, but have large, meaty breasts and good quality meat.
Males weigh up to 6.6 pounds (3.0 kg); females 5.5 pounds (2.5 kg.)
Termonde Ducks originated in the Dendermonde area of the Scheldt region in western Belgium, by the 1800s.
Scherf, Beate D., Editor. World Watch List for Domestic Animal Diversity. Rome: Food and Agriculture Organization of the United Nations. Second Edition. 1995. Page 175.