FAO联合国粮农组织：2022年再循环水产养殖指南报告（英文版）

Stringent environmental restrictions to minimize pollution from hatcheries and land-based aquaculture facilities in northern European countries have sparked the rapid technological development, investment and innovation in recirculation systems in many parts of the world. In general, aquaculture production affects the environment, but state-of-the-art recirculation methods reduce this effect considerably compared to traditional ways of farming fish. Recirculation systems thereby offer two imm