nonsubmergible, nonsubmersible, surface ship

underwater, bathyscaphe, nereus, remus, submarine, bathysphere, bathyscaph, macartney, gradiometer, echo sounder, divers, hydrophone, oceanographic, periscope, gyrocompass, aquanaut, gimbaled, seabed, submergible, seafloor, davit, echoscope, unmanned, hydroid, minelayer, antisubmarine, inertial navigation system, unpowered, retroreflector, minisub, squalus, sonar, conning tower, bilge pump, aqualung, snailfish, submersed, onboard, undersea, sea, scuba diver, rowboat, hovercraft, boat, breeches buoy, waterproof, marum, centrifugal pump, speedboat, oarfish, propulsion, workboat, frogman, pontoon, lightship, air cushion, airship, snorkel, warship, nekton, semisubmersible, spectrographic, ornithopter, franz josef land, motor vessel, altimeters, spacecraft, vessel, inertial navigation, skimmer, pinger, mantas, cqd, lazarette, oilrig, lanternfish, gimbals, sailer, deckhouse, space capsule, zodiacs, roald amundsen, bimini, sextants, shipboard, drogue, hydrofoil, elint, johnboat, ocean, depths, oceanographers, autogyro, jetter, minesweeping, lugger, winch, extravehicular, bolometer, oceanology, dirigible, inertial guidance, submersibles, trawler, cruiser, glider, satellite, submarines, craft, cruisers, gunboat, helicopter, steamer, steamship, torpedo, aeroplane, airplane, powered, robotic, miniaturized, calorimetric, cryogenic, driven, manned, moored, photovoltaic, portable, purpose, measuring, multipurpose, propellant, sophisticated, towed

bathyscape, diving bell, pigboat, sub, u-boat

minisub, minisubmarine, nonsubmergible, nonsubmersible, pigboat, sub, submarine, u-boat

apparatus, combat ship, setup, war vessel