long-neck clam, soft-shell clam, steamer clam, steam engine

steamship, steamboat, paddle steamer, schooner, ferryboat, sternwheeler, ferry, ship, bateaux, barque, vessel, flatboats, scows, windjammer, troopship, tramp steamer, ocean liner, gunboat, steam locomotive, rowboat, boat, clipper ship, paddlewheel, barge, sloop, motor vessel, battleship, tugboat, upbound, wherry, oiler, ketch, trawler, foremast, brigantine, felucca, dredger, iceboat, sidewheel, capstan, purse seiner, yawl, whaling ship, tureen, narrowboat, dories, hydrofoil, merchantman, cargo ship, warship, catboat, freighter, coffeepot, cruise ship, houseboat, caravel, docks, boxcar, cruet, riverboat, birchbark canoe, deckhand, superliner, seaman, deckhouse, strainer, longboat, lugger, galleon, locomobile, boatyard, wharf, signalman, dry dock, dishpan, whaleboat, fishing boat, maiden voyage, teapot, sailboat, porthole, wardroom, locomotive, bilge pump, lightship, sauceboat, coracle, clipper, shipload, skiff, catamaran, troller, cruise liner, voyage, shallop, gangway, gangplank, whaler, canner, stockpot, pontoon, mailboat, steamers, cruiser, freighters, steamships, aeroplane, frigate, yacht, schooners, ships, steamboats, boats, brig, haul, inbound, transatlantic, interisland, interline, interurban, outbound, scheduled, busier, busiest, intercity, shortest, transcontinental, transoceanic, unscheduled, distance, eastbound, faraway, faroff, hauling

paddle-wheeler

astern, side-wheeler, sternwheeler, tramp, tramp steamer

mya arenaria

clam