equipment to protect harbors, marinas, anchorages, and vessels from intrusion, wave action and boat wakes, namely, manmade wave barriers made of plastic, interlocking modules, which can be set in any depth of water and components for the assembly thereof; artificial reefs comprised of plastic, interlocking modules which can be set in any depth of water, and components for the assembly thereof; marine security barriers, namely, manmade barriers made of plastic, interlocking modules, which can be set in any depth of water, and components for the assembly thereof; manmade barriers made of plastic, interlocking modules, which can be set in any depth of water, and components for the assembly thereof, for use as marine security barriers, vessel exclusion barriers, and marine demarcation barriers; marine weapons platforms, namely, manmade barriers on which weapons may be mounted made of plastic, interlocking modules, which can be set in any depth of water, and components thereof; equipment to prevent shore erosion and provide a wave and vessel barrier, namely, manmade barriers made of plastic, interlocking modules, which can be set in any depth of water, and components for the assembly thereof