The freshwater cod is not fierce. According to the query related to public information, freshwater cod belongs to large herbivorous fish, mild habits, and carp habits are similar to eating water plants, duckweed, vegetable leaves, moss, can be fed wine lees, corn flour, wheat bran, soybean meal and other grains and cereals, the requirements of the water quality is not high, resistance to low oxygen, strong resistance to disease.