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  2. Day shapes - Wikipedia

    en.wikipedia.org/wiki/Day_shapes

    Day shapes are black in color and their sizes are determined by the ColRegs; for example, the size of the ball is not less than 0.6 metres (2.0 ft). The vertical distance between shapes is at least 1.5 metres (4.9 ft). Vessels of less than 20 metres (66 ft) length may use shapes of smaller size commensurate with the size of the vessel. [2]

  3. Mark V Special Operations Craft - Wikipedia

    en.wikipedia.org/wiki/Mark_V_Special_Operations...

    The Mark V SOC (Special Operations Craft) was a marine security, patrol and special forces insertion boat used by the United States Navy and manufactured by VT Halter Marine Inc (Gulfport, Mississippi). It was introduced into service with the US Navy SEALs in 1995. [2] It was removed from service in 2013. [3]

  4. Neurath's boat - Wikipedia

    en.wikipedia.org/wiki/Neurath's_boat

    Neurath's boat (or Neurath's ship) is a simile used in anti-foundational accounts of knowledge, especially in the philosophy of science. It was first formulated by Otto Neurath . It is based in part on the Ship of Theseus which, however, is standardly used to illustrate other philosophical questions, to do with problems of identity . [ 1 ]

  5. List of certificates for operators of pleasure craft - Wikipedia

    en.wikipedia.org/wiki/List_of_certificates_for...

    Sailable Distance: Up to 2 nm from a port or place of shelter. Boat Length: Up to 6 meters. Water Scooter: Up to Type C. Navigation Time: Daylight only. Patrón de Navegación Básica Sailable Distance: Up to 5 nm from a port or place of shelter. Boat Length: Up to 8 meters. Water Scooter: No limit. Navigation Time: No limit.

  6. Freeboard (nautical) - Wikipedia

    en.wikipedia.org/wiki/Freeboard_(nautical)

    In sailing and boating, a vessel's freeboard is the distance from the waterline to the upper deck level, measured at the lowest point of sheer where water can enter the boat or ship. [1] In commercial vessels, the latter criterion measured relative to the ship's load line, regardless of deck arrangements, is the mandated and regulated meaning. [2]

  7. Seamanship - Wikipedia

    en.wikipedia.org/wiki/Seamanship

    Seamanship is the art, competence, and knowledge of operating a ship, boat or other craft on water. [1] The Oxford Dictionary states that seamanship is "The skill, techniques, or practice of handling a ship or boat at sea." [2]

  8. La Combattante IIa-class fast attack craft - Wikipedia

    en.wikipedia.org/wiki/La_Combattante_IIa-class...

    The vessels had no class name but are referred to by type. A second group of six were purchased in the 1990s from Germany, comprising six Type 148 Tiger-class fast attack craft that were being decommissioned. [2] The class was renamed La Combattante IIa, as with the French-made ships. All the ships were under mid-life updates in 1980s.

  9. Multihull - Wikipedia

    en.wikipedia.org/wiki/Multihull

    Smaller multihulls may be collapsible and trailerable, and thus suitable for daybooks and racers. Until the 1960s most multihull sailboats (except for beach cats) were built either by their owners or by boat builders; since then companies have been selling mass-produced boats, of which there are more than 150 models. [39]