; and (B) fishermen in such situations may also be more susceptible to exploitation by criminal organizations. (15) IUU fishing vessels play a significant role in other forms of trafficking, particularly drug trafficking. The United Nations Office on Drugs and Crime and the Department of Justice have documented numerous cases of illicit fishing ships involved in trafficking cocaine, heroin, and cannabis from South America to the United States. (16) A significant number of fishing ships that operate without AIS are engaged in IUU fishing or other illicit activities. (17) Since more than 90 percent of world trade is carried by sea, increased maritime domain awareness related to illegal fishing and the illegal transshipment of seafood helps safeguard open and safe shipping lanes. (18) Transshipment vessels are known to offload catch from fishing vessels far from port, which can— (A) obscure the actual source of the catch