Marines testing ‘narco sub’ for contested logistics in the Indo-Pacific

Back in 2022, the Marine Corps called up Leidos looking for a discrete, unmanned surface vessel that could transport thousands of pounds of supplies without being seen. Nine months later, II Marine Expeditionary Force had Sea Specter in hand for testing as part of the Corps’ Autonomous Low-Profile Vessel program. At 65 feet long and with a profile from inches to just a couple feet above the water, it’s reminiscent of the self-propelled semi-submersible boats drug traffickers hav