safety buoy
51Decompression stop — A decompression stop is a period of time a diver must spend at a constant depth in shallow water at the end of a dive to safely eliminate absorbed inert gases from the diver s body to avoid decompression sickness.cite book |title=Bennett and… …
52Underwater searches — are procedures carried out by divers in order to find a known or suspected target object or objects in a specified search area under water. There are a number of techniques in general use by Commercial, Scientific, Public service, Military, and… …
53Water skiing — is a sport where an individual (or more than one individual) is pulled behind a motor boat or a cable ski installation on a body of water wearing one or more skis. The surface area of the ski (or skis) keeps the person skimming on the surface of… …
54Parachute — This article is about the device. For sports involving a parachute, see Parachuting. For other meanings, see Parachute (disambiguation). Parachutes opening A parachute is a device used to slow the motion of an object through an atmosphere by… …
55S. A. Andrée's Arctic balloon expedition of 1897 — was an ill fated effort to reach the North Pole in which all three expedition members perished. S. A. Andrée (1854 ndash;97), [Andrée, christened Salomon August, invariably went by his initials as an adult.] the first Swedish balloonist, proposed …
56Lightvessels in the United Kingdom — The history of Lightvessels in the United Kingdom goes back over 250 years. This page also gives a list of lightvessel stations within the United Kingdom, the Channel Islands and Gibraltar.HistoryThe world s first lightvessel was the result of a… …
57Coastal and ocean rowing — is a type of rowing performed at sea. Due to the harsher conditions encountered, the boats are wider and more robust than those used on rivers and lakes.International CompetitionThe sport of Coastal and Offshore Rowing is thriving across Europe,… …
58Sea Patrol (season 1) — Sea Patrol Season 1 DVD cover Country of origin …
59Hull classification symbol — This article is about the U.S. Navy system. For the similar system used by Canadian Forces, see Hull classification symbol (Canada). The United States Navy, United States Coast Guard, and United States National Oceanic and Atmospheric… …
60List of recurring characters on seaQuest DSV — This is a list of the recurring characters featured on the television series seaQuest DSV. This list does not include characters listed in the main titles of the show.UEO PersonnelAdmiral/Secretary General William NoyceRanked as admiral in the… …
