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Sail components include the features that define a sail's shape and function, plus its constituent parts from which it is manufactured. A sail may be classified in a variety of ways, including by its orientation to the vessel (e.g. fore-and-aft) and its shape, (e.g. (a)symmetrical, triangular, quadrilateral, etc.).
Automatically labeled nautical chart. Nautical charts must be labeled with navigational and depth information. There are a few commercial software packages that do automatic label placement for any kind of map or chart. Modern systems render electronic charts consistent with the IHO S-52 specification, issued by the International Hydrographic ...
Each volume begins with a general history of the vessel, as preface to a set of detailed scale drawings showing every part of the interior and exterior, from keel to masthead. Black-and-white photographs and engravings, including of ship models for older types, round out the description. Since 1998, each volume has carried a large-scale plan on ...
A tugboat, or tug, is a boat used to maneuver large ships in harbours, over the open sea, or through rivers and canals. They also tow barges, disabled ships, and oil rigs. Equipped with powerful engines producing thousands of horsepower, extensive rigging equipment, and a fender of tires for protection, tugboats can push or tow large vessels ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 18 January 2025. Back or aft-most part of a ship or boat For other uses, see Stern (disambiguation). Detailed schematic of an elliptical or "fantail" stern The flat transom stern of the cargo ship Sichem Princess Marie-Chantal The stern is the back or aft -most part of a ship or boat, technically defined ...
A ship is a large vessel that travels the world's oceans and other navigable waterways, carrying cargo or passengers, or in support of specialized missions, such as defense, research and fishing. Ships are generally distinguished from boats , based on size, shape, load capacity and purpose.
A hull is the watertight body of a ship, boat, submarine, or flying boat. The hull may open at the top (such as a dinghy ), or it may be fully or partially covered with a deck. Atop the deck may be a deckhouse and other superstructures , such as a funnel, derrick, or mast .
Oncoming boat indicating its port (red) and starboard (green) sides The term starboard derives from the Old English steorbord , meaning the side on which the ship is steered. Before ships had rudders on their centrelines, they were steered with a steering oar at the stern of the ship on the right hand side of the ship, because more people are ...