Make money. According to the news released by official website, running a barbecue crayfish shop will bring you considerable income, so don't worry about the operation of funds. Crayfish (scientific name: Procambarusclarkii): It is an aquatic animal of crustacea, Decapoda and crayfish. Crayfish usually carry paragonimiasis, also known as Procambarus clarkii, red crayfish and freshwater crayfish.