According to a press release published by Huntington Ingalls Industries on May 21, 2021, the company announced the debut of the Proteus unmanned surface vessel (USV) for testing and development of autonomy capabilities. The 27-foot Proteus USV was outfitted with Sea Machines Robotics’ SM300 autonomy system and completed a successful demonstration on Friday, May 14 off the coast of Panama City, Florida.
![]() |
| Test of the Proteus Unmanned Surface Vessel USV in Florida (Picture source: Huntington Ingalls Industries) |

