The diving environment is the natural or artificial surroundings in which a dive is done. It is usually underwater, but professional diving is sometimes...

dry working environment below water level List of diving environments by type – Variety of environments that people may dive in List of diving hazards and...

managed by appropriate planning, skills, training and choice of equipment. Penetration diving is also known as diving in overhead environments, which is...

Professional diving is underwater diving where the divers are paid for their work. Occupational diving has a similar meaning and applications. The procedures...

ama (海士) – a sea-diving fisherman ama (海人), kaijin (海人) – a sea-diving fisherperson of either gender uminchu (海人) – a sea fisherperson of either gender in...

Technical diving (also referred to as tec diving or tech diving) is scuba diving that exceeds the agency-specified limits of recreational diving for non-professional...

Commercial diving may be considered an application of professional diving where the diver engages in underwater work for industrial, construction, engineering...

diver may dive on breath-hold (freediving) or use breathing apparatus for scuba diving or surface-supplied diving, and the saturation diving technique...

diving chamber, and are still in use in modified form. The closed bell is a pressure vessel for human occupation, which may be used for bounce diving...

Diving support equipment is the equipment used to facilitate a diving operation. It is either not taken into the water during the dive, such as the gas...

[citation needed] When used underwater all types of diving chamber are deployed from a diving support vessel suspended by a cable for raising and lowering and...

A diving helmet is a rigid head enclosure with a breathing gas supply used in underwater diving. They are worn mainly by professional divers engaged in...

would have been: Close the diving bell door, which would have been open to the trunk. Slightly increase the pressure in the diving bell to seal the bell door...

standard diving dress or atmospheric diving suit), but in most cases the term applies only to the environmental protective covering worn by the diver...

Professional Association of Diving Instructors (PADI) is a recreational diving membership and diver training organization founded in 1966 by John Cronin and Ralph...

Wall diving is underwater diving alongside a near vertical face, usually an underwater cliff. It is a type of reef diving popular among recreational divers...

Diving equipment, or underwater diving equipment, is equipment used by underwater divers to make diving activities possible, easier, safer and/or more...

skills and knowledge to dive safely for technical diving Technical diving – Extended scope recreational diving Technical diving instructor – Person certified...

A diving regulator or underwater diving regulator is a pressure regulator that controls the pressure of breathing gas for underwater diving. The most...

Recreational cave-diving is generally considered to be a type of technical diving due to the lack of a free surface during large parts of the dive, and often...

Open water diving is underwater diving in an open water environment, where the diver has unrestricted access by way of a direct vertical ascent to the...

Recreational diving or sport diving is diving for the purpose of leisure and enjoyment, usually when using scuba equipment. The term "recreational diving" may...

Hazmat diving is underwater diving in a known hazardous materials environment. The environment may be contaminated by hazardous materials, the diving medium...

Ice diving is a type of penetration diving where the dive takes place under ice. Because diving under ice places the diver in an overhead environment typically...

Standard diving dress, also known as hard-hat or copper hat equipment, deep sea diving suit or heavy gear, is a type of diving suit that was formerly...

be exposed List of diving environments by type – Variety of environments that people may dive in Open-water diving – Diving in unrestricted water when...

Scientific diving is the use of underwater diving techniques by scientists to perform work underwater in the direct pursuit of scientific knowledge. The...

Scuba diving is a mode of underwater diving whereby divers use breathing equipment that is completely independent of a surface breathing gas supply, and...

circuit system. A diving rebreather is generally understood to be a portable unit carried by the user, and is therefore a type of self-contained underwater...

there is a loss of pressurization or the individual has been diving recently. Divers who drive up a mountain or fly shortly after diving are at particular...