swimming ornamental carp

Koi, the original species is red carp (Cyprinus carpio), as an ornamental fish, red carp was very popular in the Ming Dynasty. my country was introduced to Japan, and after long-term artificial breeding by the Japanese people, there are now more than 100 varieties. According to literature records, Japanese nobles first stocked koi in ponds for viewing, which is rare for common people. Carp", "color carp" and "flower carp", were renamed "koi carp" after World War II. In 1973, as a friendly envoy of the people of my country and Japan, Japanese koi settled down in our country. Koi originated in China, flourished in Japan, and then returned to China. It can be said that it has experienced the process of "export to domestic sales". Today, koi is loved by more and more people for its unique masculine beauty, so that it is dubbed the "King of Ornamental Fish". It belongs biologically to the family Cyprinidae, the largest family of all fish species with more than 1400 species. It is a high-end ornamental fish that is popular in the world today. It has the reputation of "living gems in water" and "artwork that can swim". Because it has low requirements on water quality, miscellaneous food habits and easy reproduction, it is welcomed by people. It is easy to reproduce and raise, and its food habits are relatively miscellaneous. Generally, general farming does not have high requirements for water quality. The so-called koi is all the carps that have color and stripes for people to watch. Some koi are also edible. There is a kind of koi in Wuyuan County, Shangrao City, Jiangxi Province, called purse red carp, which can be eaten or viewed