Research and development of ecological aquaculture model

Ecological aquaculture is an important method to improve the output of aquatic products and production quality, and to protect the water environment. Food, water quality, stock density and other factors which limited the aquaculture production increasing were showed in this paper. The pinciple, which based on food habit, food chain and integrated farming, to build the aquaculture model were showed in this paper too. It will be providing theory reference for the future development of aquaculture industry, aquaculture environmental protection and optimizing the ecological farming model.