Koi have six types of color cells in their skin ... reddish-orange pattern like the one on this 1.8 million dollar fish, you need to select for fish that have a white body and lots of red cells ...

While koi were originally bred for consumption, like all other carp, farmers began breeding the fish species exclusively as pets in the 1800s, thanks to their uniquely stunning appearance.

these beautiful fish endeared themselves within Japanese culture. Rice farmers in Japan began keeping and breeding them in the 19th century. With more than 100 types of koi, there are many options ...