Мне нужно информация относительно зтой темы. SCUBA

Dry suit

Wet suit

Buoyancy Compensator

First stage regulator

Decompression sickness

Nitrogen Narcosis

Enriched Air Nitrox (or Nitrox)

Surface
(as in the surface of the water from the perspective of the ocean floor)

i.e. "I was low on air so I had to return to the surface."