The invention discloses a portable intelligent water quality detection ship with positioning and remote control functions, and relates to the field of water quality detection. The ship comprises a hull, a single-chip microcomputer system, a turbidity sensor, an infrared obstacle avoidance module, a positioning module, a wireless communication module, a liquid crystal display screen, a motor drivemodule, the two drive motors and the two propellers, wherein the single-chip microcomputer system is respectively connected with the turbidity sensor, the infrared obstacle avoidance module, the positioning module, the wireless communication module, the liquid crystal display screen and the motor drive module, and the wireless communication module and the control terminal establish wireless communication connection. The motor drive module is connected with and drives two drive motors to operate, and the drive shaft of each drive motor is connected with and controls one propeller. The ship is controlled based on the single-chip microcomputer system, combines with the positioning technology, the wireless communication technology, the infrared obstacle avoidance technology and the turbidity detection technology, can be used remotely, realizes the positioning and real-time data transmission, is portable and small and exquisite, and is diversified in work environments.