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Also ship's magazine. The ammunition storage area aboard a warship. magnetic bearing An absolute bearing using magnetic north. magnetic north The direction towards the North Magnetic Pole. Varies slowly over time. maiden voyage The first voyage of a ship in its intended role, i.e. excluding trial trips. Maierform bow A V-shaped bow introduced in the late 1920s which allowed a ship to maintain ...
1. A short board or swatch of heavy canvas, secured in a bridle of ropes, used to hoist a man aloft or over the ship's side for painting and similar work. Modern boatswain's chairs incorporate safety harnesses to prevent the occupant from falling. 2. A metal chair used for ship-to-ship personnel transfers at sea while underway. boatswain's pipe
Sea State 5 and 8 range. In oceanography, sea state is the general condition of the free surface on a large body of water—with respect to wind waves and swell—at a certain location and moment. A sea state is characterized by statistics, including the wave height, period, and spectrum. The sea state varies with time, as the wind and swell ...
Following seas, combined with high winds (especially from the stern, or from behind the boat), can be dangerous and cause a boat to yaw (turn sideways) and swamp or plow under the wave ahead, if the winds and sea are too strong or violent.
The loss of control from either cause usually leaves the vessel beam-on to the sea, and in more severe cases the rolling moment may cause a capsize. An alternative meaning in the context of submarine operation is an unintended surfacing of a shallow-running submarine in a deep wave trough.
Mare clausum (legal Latin meaning "closed sea") is a term used in international law to mention a sea, ocean or other navigable body of water under the jurisdiction of a state that is closed or not accessible to other states. Mare clausum is an exception to mare liberum (Latin for "free sea"), meaning a sea that is open to navigation to ships of ...
A typical Dutch coaster from the 1950s. In Europe, the main hub of short-sea shipping is Rotterdam, which is the largest European port, with Antwerp as a second. [citation needed] The Netherlands plays an important role in this, having developed a hybrid vessel designed to navigate the sea as well as the Rhine into the Ruhrgebiet.
Motorways of the Sea is a concept in the transport policy of the European Union, stressing the importance of sea transport.The main aim of these Motorways of the Sea is to improve port communications with peripheral regions of the European continent and thus strengthen the networks between the EU candidate countries and those countries already part of the European Union.