Shotline Diving’s Glossary Terms.AllABCDEFGHIJKLMNOPQRSTUVWXYZRRailroad Ironrefers to the iron bars or rails used in the construction of during the 19th... Learn More → Raymond I. “Skip” CouchRaymond I. “Skip” Couch is a distinguished figure in the diving community of Clayton, New... Learn More → RebuildRebuild: The process of extensively renovating or reconstructing a vessel to extend its service life,... Learn More → RebuiltRefers to significant structural repairs or modifications made to a vessel to extend its service... Learn More → reciprocating steam engineA reciprocating steam engine is a type of steam engine that uses the energy from... Learn More → Registry Books of the Dominion of CanadaA comprehensive list of vessels on the registry books of the Dominion of Canada can... Learn More → Registry NumberRegistry Number: Official identification number assigned to a vessel. US - United States C. Canada Br - British Fr... Learn More → Rick NeilsonA respected maritime historian and researcher specializing in the Great Lakes and Canadian shipping history.... Learn More → Rideau CanalRideau Canal • Definition: A UNESCO World Heritage Site and canal system connecting Ottawa to Kingston... Learn More → ROVs (Remotely Operated Vehicles)ROVs, or Remotely Operated Vehicles, are unmanned, tethered underwater robots used for exploring and documenting... Learn More → Rum RunnerGlossary Term: Bootlegging (Maritime Context)Definition: In maritime history, bootlegging refers to the illegal transport of goods,... Learn More → Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like this:Like Loading...