The US Coast Guard has selected shipbuilder Metal Shark and autonomous shipping tech company, Sea Machines, to supply an autonomous test vessel to the USCG Research and Development Center. The vessel will be a 29-foot welded-aluminum “Defiant” craft, with Sea Machines’ SM300 autonomous-command and remote-helm technology offering a full range of capabilities including transit autonomy, collaborative autonomy, active ride control and collision avoidance, and remote control vessel monitoring.