Master Diver - The highest enlisted diving position in the Navy.

Master Diver usually refers to an experienced person in Underwater diving or Scuba diving.

While cross-trained by the Navy's Master Divers, they learned the operation of the early rebreather systems, and advanced open water swimming.

McDonald was designated a Master Diver in October 1934.

In 1956 he published "The Master Diver and Underwater Sportsman".

Master Divers (Private) Limited and related parties continue to hold approximately 36% of the capital.

A Master Diver has the most experience and knowledge on all aspects of diving and underwater salvage.

The title "Master Diver" is customarily used as a form of address rather than the individual's rank.

The Master Diver oversees the efforts of the Diving Supervisor and provides advice and technical expertise.

If circumstances warrant, the Master Diver shall relieve the Diving Supervisor and assume control of the dive station.