Splicing assembly of cavern fish catching netting gear and catching netting gear

The utility model provides a cave fish catching netting gear splicing assembly and a catching netting gear. The splicing assembly is characterized in that an upper splicing block is connected with a plug connector; a slot is formed in the lower splicing block, and the plug connector is matched with the slot in size; when the plug connector is inserted into the slot, the locking piece is connected with the plug connector and the slot; one end of the fishing net is connected with the upper splicing block, and the other end is connected with the lower splicing block. When the spliced fishing net is put into water flow, under the action of the floating block, the top of the net floats on the water surface, under the matching of the weight of the upper splicing block and the lower splicing block, the splicing assemblies are made to face downwards in sequence, fishes and shrimps enter the net through a transversely-formed funnel loading opening, and after fishing is completed, the net is taken out of the water, and