River channel shoal pomacea canaliculata control device

The utility model relates to the field of alien invasion water aquatic organism prevention and control, in particular to a river channel shoal pomacea canaliculata prevention and control device which comprises a frame and a net arranged on the frame, the net is arranged around the side face and the bottom face of the frame, and therefore a semi-closed space is defined by the interior of the net and used for feeding natural enemy organisms. The mesh size of the net positioned on the bottom surface of the frame is 2.0-6.0 cm; and an anti-escape structure for preventing natural enemy organisms in the semi-closed space from escaping is arranged at the upper part of the net. The prevention and treatment device has the advantages that the prevention and treatment device is arranged in the river channel shoal where the ampullaria gigas inundation exists, natural enemy organisms such as Chinese softshell turtles or Chinese mitten crabs are placed in the prevention and treatment device, an avoiding living space is pro