Koi are considered to be one of the most beautiful fish to keep in the pond. Caring for them can be a lot of hard work, but when they are raised in an ideal environment, they give off such vibrant colors that a Zen-like atmosphere is immediately created in the garden.
The Japanese koi carp are known throughout the world as a beautiful fish with bright vivid colors and unique-looking markings. No one can really be certain about its history and when the transformation of colors truly began. The koi have gone through various stages of evolution and migration. There have been debates about where they originated and how they came to be the revered.
No one can really be certain where koi first came from. Some believe that it came from China while others claim that Europe was where the fish came from. There are records, however, of carp fossils in China. Some of these fossils date back to as early as 20 million years ago.