Shotline Diving’s Glossary Terms.AllABCDEFGHIJKLMNOPQRSTUVWXYZSSackets Harbour Sackets Harbor, NY: Village of Sackets Harbor Official Website Learn More → Samson PostGlossary Term: Samson PostDefinition: A Samson post is a robust vertical post or pillar installed on... Learn More → Sarnia Ghost FleetA colloquial term referring to a group of decommissioned and abandoned ships moored near Sarnia,... Learn More → Sarnia ObserverThe Sarnia Observer, founded in 1853, is a regional newspaper based in Sarnia, Ontario, focusing... Learn More → Sarnia, OntarioSarnia, Ontario • Located at the southern end of Lake Huron, these twin ports control traffic... Learn More → Sault Ste. MarieSault Ste. Marie, Michigan / Ontario • Known for the Soo Locks, a critical engineering marvel... Learn More → Save Ontario Shipwreckswww.saveontarioshipwrecks.caSave Ontario Shipwrecks (SOS) is a non-profit organization dedicated to preserving, protecting, and promoting the... Learn More → Scanner,Scanner (Toronto Marine Society’s Newsletter) The Scanner is the official newsletter of the Toronto Marine Historical... Learn More → SchoonerSchooner: A type of sailing vessel characterized by having two or more masts, typically rigged... Learn More → Scow SchoonerA flat-bottomed vessel adapted for shallow waters and bulk cargo. Learn More → Screw PropulsionScrew Propulsion: A type of propulsion system where a vessel is powered by a screw... Learn More → Screw-Propelled VesselScrew-Propelled Vessel: A type of ship that is propelled by a screw propeller, typically driven... Learn More → Self-Propelled BargeA barge equipped with its own propulsion system, allowing it to operate independently without a... Learn More → Ship of the Month“Ship of the Month” is a recurring feature in the Scanner, the newsletter published by... Learn More → Shipwreck WorldShipwreck World is a comprehensive online resource dedicated to shipwrecks and underwater discoveries. The website... Learn More → Shipwreckworld.comShipwreckWorld.com ShipwreckWorld.com is an online resource dedicated to documenting shipwrecks from around the world, with a... Learn More → ShipwrightA skilled craftsman responsible for building and repairing ships. Learn More → ShipyardsFacilities where ships are constructed, maintained, and repaired. Canadian shipyards such as those in Kingston,... Learn More → Shotline DivingShotline Diving is a volunteer-based diving organization committed to the exploration, documentation, and preservation of... Learn More → Sidewheel SteamerSidewheel Steamer: A steam-powered vessel that uses large paddle wheels mounted on the sides of... Learn More → single-cylinderGlossary Term: Single-Cylinder EngineDefinition: A single-cylinder engine is an internal combustion or steam engine design that... Learn More → South Bass IslandSouth Bass Island (Ohio, USA) • Location: Near Sandusky, Ohio. • Significance: • Home to Put-in-Bay, a popular... Learn More → Split Rudder SystemSplit Rudder System: A type of rudder system divided into two sections, allowing for more... Learn More → St. Lawrence RiverSt. Lawrence River • Definition: A major river system flowing from Lake Ontario to the Atlantic... Learn More → St. Lawrence SeawaySt. Lawrence Seaway: A system of locks, canals, and channels in Canada and the United... Learn More → St. Marys RiverSt. Marys River • Definition: The river connecting Lake Superior to Lake Huron, featuring the Soo... Learn More → StanchionsStanchions: • Definition: Vertical supports used to hold up decks or structural elements. • Significance: Maintained deck... Learn More → Steam BargeSteam Barge: A type of cargo vessel powered by steam engines, commonly used on the... Learn More → Steam Screw VesselSteam Screw Vessel: A steam-powered ship with a screw propeller (as opposed to paddle wheels),... Learn More → SteamboatSteamboat: A vessel powered by steam engines, commonly used for transporting goods and passengers across... Learn More → SteamerSteamer: A vessel powered by steam engines, commonly used for transporting goods and passengers across... Learn More → SteamshipA steamship is a vessel powered by steam engines, typically using coal, wood, or later... Learn More → Steeple EngineSteeple Compound Engine • Definition: A type of steam engine with two cylinders of differing sizes... Learn More → SternStern: The rear part of a ship. The stern’s shape and features, such as the... Learn More → Stern wheelersSternwheelers A type of steamship propelled by a large paddle wheel mounted at the stern. While... Learn More → Stony IslandStony Island refers to various islands with the same name in different locations, but in... Learn More → Straits of Mackinac Shipwreck PreserveThe Straits of Mackinac Shipwreck Preserve is a 148-square-mile (380 km²) protected area located at... Learn More →