Underwater diving, as a human activity, is the practice of descending below the water's surface to interact with the environment. Immersion in water and exposure to high ambient pressure have physiological effects that limit the depths and duration possible in ambient pressure diving.

What does a deep sea diver do?

Commercial divers perform wreck surveys; submarine rescue operations; welding and cutting operations on pipelines, bridges, and platforms; and inspections of piers, platforms, breakwaters, dams, nuclear power plants, and sewer discharge lines. They also salvage valuable or polluting cargo from sunken ships.

Is a deep sea diver a job?

Deep-sea divers explore the seas at depths of 59 feet (18 meters) to 131 feet (40 meters), according to Scuba Schools International (SSI). However, these standards vary among certifying organizations and job specialties. ... As a deep-sea diver, you may work in various industries, from engineering to scientific research.