Combat Diver Training Course

Combat Diver Training Course
Name	Combat Diver Training Course
Type	Special operations training
Location	various
Established	20th century
Duration	variable
Administered by	multiple

Combat Diver Training Course

The Combat Diver Training Course is a specialized special operations program that trains personnel in maritime infiltration, underwater demolition, and surface-swimmer tactics. It prepares candidates from navies, army special forces, naval special warfare units, and coast guard detachments for clandestine operations in littoral, riverine, and open-ocean environments. Graduates routinely support operations associated with Amphibious warfare, Special reconnaissance, Direct action, and Counter-terrorism missions.

Overview

The course emphasizes breath-hold combat swimmer techniques, closed-circuit rebreather operations, hydrographic reconnaissance, and ship-boarding methods used by units like United States Navy SEALs, Special Boat Service, Marine Raider Regiment, and Frogman Corps (Russia). Training combines physiological conditioning, underwater navigation, and small-unit tactics drawn from doctrines such as Naval doctrine (United States), Royal Navy maritime special operations, and concepts developed by Office of Naval Intelligence and Special Operations Command. Instruction often parallels programs at institutions like Naval Special Warfare Center, Commando Training Centre Royal Marines, and national naval academies.

History and Development

Roots trace to early 20th-century frogman experiments and World War II formations including Italian Decima Flottiglia MAS, United States Navy Underwater Demolition Teams, and British Combined Operations frogmen initiatives for Mediterranean and Pacific operations. Cold War era innovations incorporated rebreather technology from manufacturers working with Soviet Navy and Western firms, while doctrinal exchanges occurred during joint exercises like NATO maritime exercises and bilateral programs with United States Marine Corps, Royal Australian Navy, and French Commandos Marine. Post-Cold War conflicts—such as interventions in the Falklands War, Gulf War, and operations in the Somalia intervention—shaped modern requirements for counter-piracy and littoral strike capabilities in courses delivered by United States Special Operations Command, UK Ministry of Defence, and other defense ministries.

Eligibility and Selection

Candidates typically arrive from navy, marine infantry, army special forces, and law enforcement tactical units including Federal Bureau of Investigation tactical teams and GSG 9 contingents for cross-training. Selection standards reference physical benchmarks developed alongside occupational medicine research at institutions like Naval Medical Research Center and physiological studies from Duke University diving labs. Applicants usually pass swim endurance tests, underwater breath-hold trials, and psychological screening modeled after assessments used by Special Air Service and Delta Force selection pipelines. Medical clearance often follows criteria consistent with guidance from World Health Organization diving medicine advisories.

Curriculum and Training Components

Curriculum modules include open-circuit and closed-circuit rebreather familiarization, underwater navigation using compass and sonar from vendors contracted by Defense Advanced Research Projects Agency, combatant-craft insertion and extraction practiced with Mark V Special Operations Craft, ship-boarding using tactics like those devised by U.S. Coast Guard Maritime Security Response Team, and demolitions taught with explosives safety protocols influenced by NATO Standardization Office standards. Instruction integrates survival training comparable to SERE programs, small-unit tactics aligned with U.S. Marine Corps Forces Special Operations Command doctrine, and legal rules of engagement briefings referencing Law of Armed Conflict treaty interpretations. Training scenarios often use realistic exercises coordinated with Joint Chiefs of Staff tasking and multinational partners such as Kommando Spezialkräfte and Jagdkommando.

Equipment and Facilities

Facilities include hyperbaric chambers similar to those maintained by Royal Navy medical centers, deep-water pools patterned after training centers at Naval Amphibious Base Coronado and HMNB Clyde, and underwater ranges equipped with sonar and target systems from defense contractors like Lockheed Martin and Thales Group. Standard equipment features closed-circuit rebreathers from manufacturers used by Navy Experimental Diving Unit, tactical dry suits, dive computers calibrated per International Diving Schools Association recommendations, and personal weapons such as suppressed carbines and sidearms issued according to Defence Equipment and Support procurement. Training ranges include littoral mock-ups, ship hull simulators, and urban coastal facilities used in exercises with Combined Maritime Forces task groups.

Assessment and Graduation Standards

Assessment combines timed swim and surface-swim benchmarks, underwater navigation accuracy, demolition handling proficiency, and small-unit mission execution scored against objective metrics developed by course directors modeled on Special Warfare Combatant-craft Crewmen standards. Medical and psychological clearance remains mandatory, with ongoing requalification dives and periodic recompression chamber evaluation per protocols influenced by Undersea and Hyperbaric Medical Society. Graduation often confers qualification insignia comparable to badges awarded by United States Navy and other national services, with recipients integrated into units such as Special Boat Service, Naval Special Warfare Development Group, or national commando detachments.

Notable Units and International Variants

Variants exist globally: United States Navy SEALs training at Center for SEAL and SWCC; British Special Boat Service programs at RM Poole; French Commandos Marine diving courses at Lorient; Russian GUGI-affiliated frogman units; and Italian COMSUBIN training with legacy links to Decima MAS. Other international models include curricula for Republic of Korea Navy Special Warfare Flotilla, Indian Navy MARCOS, Portuguese Marines, Brazilian Special Operations Command, and Royal Netherlands Navy frogman schools. Multinational cooperative training occurs under frameworks such as NATO Partnership for Peace initiatives and bilateral exchanges with Japan Maritime Self-Defense Force and Australian Defence Force units.

Category:Special operations training