between Koi and ordinary carp 1, color difference: Koi is artificially bred species, their color is more diverse, red, yellow and other colors are available. The color of carp is mostly gray-green, which is monotonous and has low ornamental value.
2. Different values: The main purpose of the birth of Koi is for viewing, and their viewing value is relatively strong. The main value of carp is to eat, which is a common food resource.
3, producing area is different: The producing area of koi is in Japan, the producing area of carp is more extensive, Central Asia each country and area have their figure.
4. Different habitats: Koi are mainly born for viewing, so they basically live in fish tanks and fish ponds. In addition to artificial breeding, there are also wild carp. They are mostly found in freshwater basins such as lakes and rivers.
? Koi also belong to Cypriniformes, but they are quite different, so it is better not to mix them together to avoid problems. If we really want to mix together, we should also pay attention to the selection of individuals with similar body size, and fish with too large body size difference can not be mixed.