Can you breed crayfish in Meizhou City, Guangdong Province?

Crayfish has wide adaptability and suitable growth temperature, and can grow and develop normally at water temperature 10-30℃. It can also resist high temperature and cold, can tolerate high temperature above 40℃, and can safely overwinter below-14℃. Crayfish grow rapidly. After more than two months of cultivation, it can reach sexual maturity and meet the specifications of commercial shrimp. Generally, male shrimp grows faster than female shrimp, and the size of commercial shrimp is also larger than that of female shrimp. Like many crustaceans, crayfish grow with molting. When molting, they usually look for hidden objects, such as aquatic plants or under plant leaves. The maximum weight gain after molting can reach 95%. Generally, sexual maturity can be achieved by molting 1 1 time, and sexually mature individuals can continue to molt. Its life is not long, about 1 year. However, in the case of lack of food, low temperature and drought, the life span can reach 2-3 years at most.

It inhabits permanent streams, swamps and temporary habitats, including ditches and ponds. They are usually mixed with plants or sawdust in streams, which will destroy and weaken banks. They can be found in simple caves in areas where floods recede. Living in wetlands, lakes and rivers with shallow water bodies and abundant aquatic plants.

At present, there are several breeding points in the three towns of Jiaoling, all of which are small in scale, and the retail price is generally 20 yuan/kg.