Mariculture three-dimensional feeding monitoring device

The utility model provides a three-dimensional bait casting monitoring device for mariculture, and belongs to the technical field of monitoring devices. The camera is arranged at the bottom of the bearing plate; the waterproof lens is mounted on the camera; according to the utility model, the threaded sleeve is driven to move up and down on the surface of the screw rod by controlling the positive and negative rotation of the screw rod, and when the servo motor rotates reversely, the driven gear and the rotating rod are driven to rotate forwards through the driving gear, so that the position of the camera can be adjusted. The servo motor rotates forwards to drive the screw rod to rotate forwards, the threaded sleeve moves downwards through forward rotation of the servo motor, the camera moves downwards through movement of the threaded sleeve, feeding monitoring is conducted in a breeding area through the camera, the device can adapt to water areas with different depths by adjusting the depth of the camera, and