In 20 19, the total output value of aquaculture in China increased steadily. With the improvement of living standards of Chinese residents and the continuous optimization and improvement of consumption structure, the proportion of aquatic products in the diet structure is increasing, and the total output value of aquaculture is increasing steadily. The data show that from 20 15 to 20 19, the total output value of marine aquaculture and freshwater aquaculture in China maintained an average annual growth of about 5% and 2% respectively. In 20 19, the total national aquaculture output value was 93,965,438+63 million yuan. Among them, the total output value of marine aquaculture is 354.203 billion yuan, and the total output value of freshwater aquaculture is 584.96 billion yuan.