Underwater fish condition information acquisition device and regulation and control system

The utility model discloses an underwater fish condition information acquisition device and a regulation and control system. The information acquisition device comprises a floating platform, a power supply module and an acquisition module. The power supply module comprises five solar panels, a storage battery and a charging controller; the acquisition module comprises a plurality of sensors and an underwater camera. The regulation and control system comprises an underwater fish condition information acquisition device, regulation and control equipment and a control terminal, the plurality of sensors are used for acquiring water quality parameters and feeding the water quality parameters back to the control terminal through a communication network, and the underwater camera is used for acquiring fish information and feeding videos or images of fishes back to the control terminal through the communication network; the regulation and control equipment comprises a bait casting machine, an aerator, filtering equip