According to the query of rural culture network, cultured river shrimps can be found all year round, and wild river shrimps are generally available at around 1 1. The breeding time of river shrimp is generally in April-May. When they mate, their fertilized eggs will hatch into young shrimp in the belly of the female shrimp. This process takes about 40-70 days. Young shrimps can take the initiative to eat and live independently when they leave their mother's body.

River shrimp is an animal belonging to the genus Macrobrachium, belonging to Diptera. Its scientific name is Macrobrachium nipponense, also known as Macrobrachium nipponense. The whole body is light blue. The whole body consists of head, chest and abdomen.