1. Crayfish can be cultivated in many places in China, such as Jiangsu, Hubei, Jiangxi, Anhui, Zhejiang and other places, and crayfish can be cultivated in rivers, lakes, reservoirs, rice fields and ponds. After a long period of development, crayfish are also cultivated in northern cities such as Heilongjiang and Tianjin.

2. What is the suitable environment for crayfish culture?

(1) Soil quality: it can't be pure sand, and sand is not suitable for species protection; Hard soil is also not suitable for seedling proliferation.

(2) Water source: Where the water source is not good, directly drill wells to pump water.

(3) Size: the size of the hall entrance should be easy to manage (the hall entrance is too big to manage, and the management cost is too high if the hall entrance is too small). General pond 10 ~ 20 mu, paddy field 30 ~ 50 mu.

(4) Management necessary for feeding, such as escape prevention, drought prevention, waterlogging prevention, feed selection, feeding, etc. How to trade in the market? These are all types of environment.