The United States Coast Guard has issued a Port Security Advice, stating that Libya is not maintaining effective anti-terrorism measures in all of its ports. This has consequences for vessels that call at Libya and thereafter come to the US. USCG Seneca at sea (Source: United States Coast Guard) The development The US Coast Guard has issued its Port Security Advisory 2-15, republished alongside this advisory, in which it is stated that the USCG has determined that Libya is not maintaining effective anti-terrorism measures in all of its ports. Should a vessel have Libya as one of its last five ports of call, then this could trigger increased USCG inspection and security measures before permission is given to enter the US and remain there. In Part C of the advisory, the USCG lists the measures that vessels have to undertake: QUOTE All vessels arriving to the United States that visited the countries listed in paragraph B (with exceptions noted) during their last five port calls must take actions 1 through 5 listed below while in the countries listed in paragraph B as a condition of entry into U.S. ports: Implement measures per the ship's security plan equivalent to Security Level 2; Ensure that each access point to the ship is guarded and that the guards have total visibility of the exterior (both landside and waterside) of the vessel. Guards may be:   • provided by the ship's crew, however, additional crewmembers should be placed on the ship if necessary to ensure that limits on maximum hours of work are not exceeded and/or minimum hours of rest are met, or   • provided by outside security forces approved by the ship's master and Company Security Officer. Attempt to execute a Declaration of Security; Log all security actions in the ship's security records; and Report actions taken to the cognizant U.S. Coast Guard Captain of the Port prior to arrival in the U.S. Vessels that visited the countries listed in paragraph B (with exceptions noted) on or after the