The present invention discloses a waterfowl trapping device, comprising a trapping base and a trapping main body, wherein the trapping base comprises an upper seat and a lower seat, and the exterior of the trapping base is connected with a floating device spread trapping wings are arranged on two sides of the trapping main body a battery, a controller, a water pump and a deceleration motor which are electrically connected with each other are arranged in the trapping base a switch is arranged between the battery and the controller a plurality of nozzles are arranged outside the trapping base, and the nozzles are connected with the water pump by pipes the floating device is composed of floating balls installed by a plurality of floating cross rods and the present invention is practical, low in production cost and vivid in trapping when floating on water and can be folded in nonuse.