A frogman is someone who is trained in scuba diving or swimming underwater in a tactical capacity that includes military, and in some European countries, police work. Such personnel are also known by the more formal names of combat diver, combatant diver, or combat swimmer. The word frogman first arose in the stage name the "Fearless Frogman" of Paul Boyton in the 1870s and later was claimed by John Spence, an enlisted member of the U.S. Navy and member of the OSS Maritime Unit, to have been applied to him while he was training in a green waterproof suit.
The Clearance Diving Branch is the specialist diving unit of the Royal Australian Navy (RAN) whose versatile role covers all spheres of military diving, and includes explosive ordnance disposal and maritime counter-terrorism. The Branch has evolved from traditional maritime diving, and explosive ordnance disposal, to include a special operations focus.
Underwater divers may be employed in any branch of an armed force, including the navy, army, marines, air force and coast guard. Scope of operations includes: search and recovery, search and rescue, hydrographic survey, explosive ordnance disposal, demolition, underwater engineering, salvage, ships husbandry, reconnaissance, infiltration, sabotage, counterifiltration, underwater combat and security.
The Explosive Ordnance Disposal Badge is a military badge of the United States Armed Forces which recognizes those service members, qualified as explosive ordnance disposal (EOD) technicians, who are specially trained to deal with the construction, deployment, disarmament, and disposal of high explosive munitions including other types of ordnance such as nuclear, biological and chemical weapons along with improvised explosive devices (IED) and improvised nuclear devices (IND). Also known as the “EOD Badge” or "Crab", the decoration is issued by the United States Army, Air Force, Navy and Marine Corps. The EOD Badge is the only occupational badge awarded to all five services under the United States Department of Defense.
Joint Expeditionary Base–Little Creek (JEB–LC), formerly known as Naval Amphibious Base Little Creek and commonly called simply Little Creek, is the major operating base for the Amphibious Forces in the United States Navy's Atlantic Fleet. The mission of the Naval Amphibious Base is to provide required support services to over 15,000 personnel of the 27 homeported ships and 78 resident and/or supported activities. The base's combination of operational, support, and training facilities are geared predominantly to amphibious operations, making the base unique among bases of the United States and Allied Navies.
The Naval Diving Unit (NDU), also referred to as the Naval Divers, is the special forces formation of the Republic of Singapore Navy (RSN) responsible for conducting special operations from sea, air, and land. The formation is made up of six squadrons, specialising in explosive ordnance disposal, underwater demolition, maritime security operations, and combatant craft operations.
A clearance diver was originally a specialist naval diver who used explosives underwater to remove obstructions to make harbours and shipping channels safe to navigate, but the term "clearance diver" was later used to include other naval underwater work. Units of clearance divers were first formed during and after World War II to clear ports and harbours in the Mediterranean and Northern Europe of unexploded ordnance and shipwrecks and booby traps laid by the Germans.
A United States Navy diver may be a restricted fleet line officer, Civil Engineer Corps (CEC) officer, Medical Corps officer, an Unrestricted Line Officer who is qualified in Explosive Ordnance Disposal (EOD) Warfare (1140) or an enlisted who is qualified in underwater diving and salvage. Navy divers serve with fleet diving detachments and in research and development. Some of the mission areas of the Navy diver include: marine salvage, harbor clearance, underwater ship husbandry and repair, submarine rescue, saturation diving, experimental diving, underwater construction and welding, as well as serving as technical experts to the Navy SEALs, Marine Corps, and Navy EOD diving commands.
Minedykkerkommandoen (MDK) or Norwegian Naval EOD Command is a clearance diver group. MDK is subordinate to the Royal Norwegian Navy. MDK is located at Haakonsvern Naval Base in Bergen and Ramsund Naval Base, in vicinity of Harstad.
Minentaucher is the German term for mine clearance divers. The Minentaucherkompanie is a specialist unit within the German Navy responsible for underwater and Land tasks including removing or salvaging underwater munitions such as mines and for servicing underwater drones. It is part of the Sea Battalion and is based in Eckernförde.
The Divers Group is the Portuguese Navy's sapper clearance diver unit. It was created in 2004 through the grouping of the several already existing diving subunits, to exercise administrative, logistical and operational control and management, maritime special operations capable, over all diver units and personnel. It groups under a single command, all previously existing Sappers Divers Units and Services.
Naval Amphibious Base Coronado is a US naval installation in San Diego, California. The base, situated on Silver Strand between San Diego Bay and the Pacific Ocean, is a major United States Navy shore command, supporting over 30 tenant commands, and is the West Coast focal point for special and expeditionary warfare training and operations. The on‑base population is 5,000 military personnel and 7,000 students and reservists. The base is one of the eight components of Naval Base Coronado (NBC).
The Navy Expeditionary Combat Command (NECC) is an echelon III command of the United States Navy, which serves as the single functional command to centrally manage current and future readiness, resources, manning, training and equipping of the United States Navy's 21,000 expeditionary forces who are currently serving in every theater of operation. The NECC was established in January 2006. NECC is a subordinate command of the Navy's Fleet Forces Command.
Canadian Armed Forces (CAF) divers are specialists trained to conduct underwater operations within their respective environmental commands. Divers within the CAF are qualified in sub-categories of diving: Clearance Divers, Search and Rescue Technicians (SRT), Port Inspection Divers (PID), Ship's Team Divers, and Combat Divers.
The US employs divers in several branches of the armed forces, including the navy, army, marines, air force and coast guard.
Following the Yom Kippur War between Egypt and Israel in 1973, an international agreement was reached in October 1973 to provide measures to reopen the Suez Canal after its closure for 8 years after the 1967 Six-Day War. The U.S.-led clearing effort undertaken in 1974 consisted of three operations: the sweeping of mines in the Suez Canal by naval units from the United States, the United Kingdom and France, the provision of training and advisory assistance for land and water explosive ordnance clearance for Egyptian forces and the removal and salvage of wrecks from the Canal.
The Swedish Navy EOD are the clearance divers of the Swedish Navy. They are tasked with conducting with underwater Explosive Ordnance Disposal (EOD) as well as EOD operations on land. The training is very physically and mentally challenging which is why meticulous tests are done before selection.
The United States Navy Center for Explosive Ordnance Disposal and Diving (CENEODDIVE) is one of the eleven learning centers responsible for training explosive ordnance disposal technicians and divers in the United States. CENEODDIVE is stationed on Naval Support Activity Panama City (NSA PC) in Florida and forms a part of the Naval Education and Training Command. With the exception of the Great Lakes learning site, CENEODDIVE is the only inter-service learning center.
Underwater Construction Teams (UCT) are the United States Navy Seabees' underwater construction units numbered 1 and 2 that were created in 1974. A team is composed of divers qualified in both underwater construction and underwater demolition. Possible tasks can be: battle damage repairs, structural inspections and assessments, demolition of waterline facilities or submerged obstructions, installation of submerged surveillance systems, or harbor and channel clearance. As needed, teams may test and or evaluate new or existing aquatic systems or equipment. Extending construction, whether vertical or horizontal, beyond the shoreline and waterline is their specialty. Reflecting Seabee tradition, teams are expected to execute underwater construction anywhere, anytime, under any conditions.
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United States Naval Special Warfare Command 
