Koi, or Nishikigoi, are quickly becoming popular in the United States. However, few know of thier origins.
The first Koi ever were grown by breeding carp fish such as the Asian and German Carp. After years of selective breeding, distinct color mutations started showing up. It is at 1805 that the first design of koi fish is registered. Today, there are actually a lot of of color variations available. The popular colors we can find today are whit...