Koi (Cyprinus rubrofuscu) known to tropical fish keeping enthusiasts as Jinli, Nishikigoi, or Brocaded carp are brightly colored variants of the common Amur carp, which is widespread in East Asia from the Amur to the Red River drainages. Koi (Cyprinus rubrofuscu) are native to China, Laos, and Vietnam, and were once considered a subspecies of […]