Carp and koi are both fish of the class Osteichthyes, order Cypriniformes, family Cyprinidae, and genus Cyprinus, and many people confuse the two because of this. In fact, carp and Koi are not exactly the same, in many ways are different, from these differences can be distinguished between the two.
1. Different places of origin: Although carp and koi carp are both fish of the genus Cyprinus, their places of origin are different. Carp is a freshwater fish native to Asia, which is distributed in rivers and lakes in many Asian countries. Koi, on the other hand, is an improved variety in Japan. The ancestor of Koi is common carp, but the species has been cultivated and improved.
2. Different colors: The colors of carp and koi are also different. The color of carp is relatively dark, basically earthy green or gray-green, and the color is relatively monotonous, basically a single color. And the color of Koi is very beautiful, their color is very bright, there are red, orange, yellow and so on, and many Koi are composed of a variety of colors, looks very beautiful.
3. Different values: The main values of carp and koi are different. Carp is an important food, and its main value is edible value. Because of its bright color and good ornamental effect, the main value of Koi is ornamental value.
4. Different habitats: The habitats of carp and koi are different. Wild carp live in rivers, ponds and other fresh water, and are more distributed in places where there are many aquatic plants; Artificial carp is mainly in fish ponds or aquaculture ponds. Because of the good ornamental effect, Koi basically live in the family fish tank.
