Drive an Amphibious Boat – Ocean Craft Marine RIB Karel Overlaet, RIB Advocate An amphibious boat is nothing new but some brands put their money on it when it comes to Rigid Inflatable Boats (RIBs). Ocean Craft Marine is such a shipyard. Others Also Read...The Fun of Owning a Rigid Inflatable Boat (RIB): 8 ThoughtsOcean Marine Craft Amphibious boat - 1Black Diamond's New OCM RIB Police EnforcementOcean to Ocean RIB Adventure