The utility model discloses an environmental protection unmanned aerial vehicle on water, including unmanned aerial vehicle left side body and right body, left side body and right body lower extreme are equipped with a plurality of support frames, the support frame has and carries the motor vessel, be equipped with the three section telescopic link between left side body and the right body, all be equipped with the link on the interlude of three section telescopic link and on the outer wall of left body and right body, be equipped with a J type pole on the interlude of three section telescopic link, be equipped with the scoop net between link and the J type pole, the utility model discloses can press close to surface of water flight or in the hydroplane through unmanned aerial vehicle, drag the net in aqueous with levitate rubbish and duckweed pocket in the net to reach the effect of clearance aquatic rubbish, the environmental protection.