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Woman performing a "swallow dive", 1937. Diving is the sport of jumping or falling into water from a platform or springboard, usually while performing acrobatics.Diving is an internationally recognised sport that is part of the Olympic Games.
A voluntary member of a technical diving team who acts as a stand-by diver to the primary dive team, or provides in-water logistical support for a dive. SurD. See: surface decompression. surf. See: Breaking wave. The mass or line of broken water formed by waves breaking on a shore or reef surface air consumption rate
Underwater diving is practiced as part of an occupation, or for recreation, where the practitioner submerges below the surface of the water or other liquid for a period which may range between seconds to the order of a day at a time, either exposed to the ambient pressure or isolated by a pressure resistant suit, to interact with the underwater ...
The diving supervisor is the professional diving team member who is directly responsible for the diving operation's safety and the management of any incidents or accidents that may occur during the operation; the supervisor is required to be available at the control point of the diving operation for the diving operation's duration, and to manage the planned dive and any contingencies that may ...
A diving stage or basket is used to lower divers to the underwater work site and raise them back to the surface after the dive. This provides a relatively safe and easy way of entering the water and getting out again onto the deployment platform. In-water decompression is facilitated as the stage can be held at a reasonably constant depth.
Many recreational divers dive mainly in their home waters, but others will travel to sites where their preferences are more likely to be available. Scuba diving tourism is the industry based on servicing the requirements of recreational divers at destinations other than where they live.
Surface-supplied diver at the Monterey Bay Aquarium, Monterey, California US Navy Diver using Kirby Morgan Superlight 37 diving helmet [1]. Surface-supplied diving is a mode of underwater diving using equipment supplied with breathing gas through a diver's umbilical from the surface, either from the shore or from a diving support vessel, sometimes indirectly via a diving bell. [2]
When this happens wetted surface area drops radically and the boats accelerate up to 1.2 to 1.5 times the speed of the prevailing wind. These boats are very light (all up weight is less than 40 kg) and very fast, They hydrofoil in as little as 8 knots (15 km/h) of breeze ("sit on the deck breeze" for most dinghy classes).