A Brief History of Koi. Koi, or Nishikigoi (Cyprinus carpio), are descendents of the common carp. In nature they are brown, but through selective breeding by the Japanese, numerous colors and patterns were developed. In the 17th century Chinese rice farmers began keeping carp in their rice paddies. read more
Koi (鯉, English: /ˈkɔɪ/, Japanese: ) or more specifically nishikigoi (錦鯉,, literally "brocaded carp"), are colored form of Amur carp (Cyprinus rubrofuscus) that are kept for decorative purposes in outdoor koi ponds or water gardens. read more