Silver carp (Hypophthalmichthys molitrix) is one of the most intensively pond-cultured fish species in China. Other popular cultured pond fish species in China include bighead carp (Aristichthys nobilis), grass carp (Ctenopharyngodon idella) and black carp (Mylopharyngodon piceus). The cultivation of these four fish species dates back more than 1000 years to the Tang Dynasty. They are the main sources of protein for humans in China's mainland. They have been introduced into more than 20 countries and region...