 A narco-submarine was captured by the Peruvian Navy on 8 December 2019 carrying over 2,000 kg of cocaine off of the coast of the Department of Piura in Peru.By now, their suspected numbers are close to 1,000.Costing up to two million dollars each to construct, submarines can move enough cocaine in a single trip to generate more than 100 million USD in illicit proceeds for the traffickers.