Crucian carp is one of the common freshwater fish in China, from the category point of view, it belongs to Osteichthyes, Cypriniformes, Cyprinidae, Crucian carp. Specifically, crucian carp does not only contain a variety, but also contains more than a dozen varieties. These species of crucian carp are not only distributed in China, some species live in other continents, such as in Europe, where some species of crucian carp live. In addition, even the species living in our country, their specific distribution provinces and distribution waters are also different.
1. Black crucian carp: This variety is not only distributed in the northeast of China, but also in Europe. Their body is short and tall, with a round abdomen and a small head.
2. Silver crucian carp: This species is distributed in the rivers of Europe and Northeast China. Their backs are grayish black, and their sides and abdomens are silvery white. The size of this breed is larger, and there are more individuals over 1 kg.
3. Pengze crucian carp: This is a species of crucian carp living in Jiangxi Province. It has a plump body, high meat content and rich nutrition, which is very suitable for food.
4. Allogynogenetic silver crucian carp: This variety is a variety cultivated with silver crucian carp as the female parent, and is mainly used for artificial breeding. Compared to other species of crucian carp, their growth rate is very fast, and the ability to adapt to better, the disease rate is relatively low, not easy to die, overall used for artificial breeding is very suitable.
5, Xiangyun crucian carp: This species is mainly a kind of artificial breeding crucian carp, also known as "engineering crucian carp.". Their size is also relatively large, individual weight can reach 2 kg; Their growth rate is also very fast, disease resistance is strong, and low temperature tolerance is very good.
