How to solve the shortage of traditional surface water environmental quality monitoring?

At present, the environmental quality monitoring of surface water mainly monitors the water quality of rivers and lakes through manual sampling or fixed automatic monitoring stations. But for the large-scale distribution of water quality, long-term continuous real-time monitoring, pollution source investigation, etc., it is impossible. The appearance of unmanned ship water quality monitoring technology provides a brand-new low-cost and high-efficiency solution for traditional water quality monitoring. ?