List of diving environments by type

Recreational dive sites

• – Dive sites in bodies of water other than the sea
• – Dive sites near a coast of the body of water

  Diver training sites

Hyperbaric treatment and transport environments

Environments by confinement

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• * – A topographical feature which is open to one side, but obstructed overhead, and deep enough for a diver to be under the overhang.
• * – Arch, or short, clear tunnel that has sufficient space to allow a diver to swim through and where the opening at the far end is visible through the hole.
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  Environments by visibility

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  Environments by hazard

• – Environments where a pressure difference causes flow. Usually refers to cases where the flow is likely to entrain and pull the diver into an enclosed space.
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• *Outlets
• **Drains
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• – Diving from a vessel which may have propellers or thrusters in gear during the dive.

  Environments by temperature

• – Water that is hot enough to require measures to keep the diver cool.
• – Water at temperatures where no thermal protection is necessary.
• – Water where heat loss is a critical hazard. Arbitrarily specified at below 10 °C for some training standards
• – Water where surface layers are at or very near freezing point.

  Environments by geography

• – Diving in tropical waters
• – Diving in temperate waters
• - Diving in polar waters

• Environments by topography

• – Away from any fixed solid reference points.
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  Environments by professional activity

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  Diving medium

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  Other