"With cocaine production at an almost record high in Colombia, authorities on the country’s Pacific coast say crude semi-submersible craft have become a favoured tool to smuggle drugs toward the US, and even to Europe.
"Thirty-three submarines were intercepted in 2019, an average of almost three a month, most of them along the Pacific coast. That is a major concern for Hernando Enrique Mattos Dager, the rear admiral in charge of the Colombia’s Poseidon taskforce against drug trafficking
"“Large quantities of cocaine are transported by sea,” he said. “It is much easier to move a tonne of cocaine by sea than by plane because there are more checks on freight at airports.” Dager estimates that 80% percent of the country’s illicit drugs leave via the Pacific coast and 14% go via the Caribbean."
Full article at the UK Guardian: Link