A patrol boat is a relatively small naval vessel

Naval ship

A naval ship is a ship used for combat purposes, commonly by a navy. Naval ships are differentiated from civilian ships by construction and purpose...

 generally designed for coastal defense duties.

There have been many designs for patrol boats. They may be operated by a nation's navy

Navy

A navy is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake- or ocean-borne combat operations and related functions...

, coast guard

Coast guard

A coast guard or coastguard is a national organization responsible for various services at sea. However the term implies widely different responsibilities in different countries, from being a heavily armed military force with customs and security duties to being a volunteer organization tasked with...

, or police

Police

The police is a personification of the state designated to put in practice the enforced law, protect property and reduce civil disorder in civilian matters. Their powers include the legitimized use of force...

 force, and may be intended for marine (blue water

Maritime geography

Maritime geography is often discussed in terms of four loosely-defined regions: Riverine, brown water, green water, and blue water.-Brown water:...

) and/or estuarine

Estuary

An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it, and with a free connection to the open sea....

 or river ("brown water") environments. They are commonly found engaged in various border protection roles, including anti-smuggling

Smuggling

Smuggling is the clandestine transportation of goods or persons, such as out of a building, into a prison, or across an international border, in violation of applicable laws or other regulations.There are various motivations to smuggle...

, anti-piracy

Piracy

Piracy is an act of robbery or criminal violence at sea. The term can include acts committed on land, in the air, or in other major bodies of water or on a shore. It does not normally include crimes committed against persons traveling on the same vessel as the perpetrator...

, fisheries patrols, and immigration law

Immigration law

Immigration law refers to national government policies which control the phenomenon of immigration to their country.Immigraton law, regarding foreign citizens, is related to nationality law, which governs the legal status of people, in matters such as citizenship...

 enforcement. They are also often called upon to participate in rescue

Rescue

Rescue refers to responsive operations that usually involve the saving of life, or prevention of injury during an incident or dangerous situation....

 operations.

They may be broadly classified as Inshore Patrol Vessels (IPVs) and Offshore Patrol Vessels (OPVs).

They are warships typically smaller in size than a corvette

Corvette

A corvette is a small, maneuverable, lightly armed warship, originally smaller than a frigate and larger than a coastal patrol craft or fast attack craft , although many recent designs resemble frigates in size and role...

 and can include fast attack craft

Fast Attack Craft

Fast Attack Craft are small, fast, agile and offensive warships, that are armed with anti-ship missiles, guns or torpedoes. These are usually operated in close proximity to land as they lack both the sea-keeping and all-round defensive capabilities to survive in blue water. The size of the vessel...

, torpedo boat

Torpedo boat

A torpedo boat is a relatively small and fast naval vessel designed to carry torpedoes into battle. The first designs rammed enemy ships with explosive spar torpedoes, and later designs launched self-propelled Whitehead torpedoes. They were created to counter battleships and other large, slow and...

s and missile boat

Missile boat

A Missile Boat is a small craft armed with anti-ship missiles. Being a small craft, missile boats are popular with nations interested in forming an inexpensive navy...

s, although some are as large as a frigate

Frigate

A frigate is any of several types of warship, the term having been used for ships of various sizes and roles over the last few centuries.In the 17th century, the term was used for any warship built for speed and maneuverability, the description often used being "frigate-built"...

. The offshore patrol vessels are usually the smallest ship in a navy's fleet that are large and seaworthy enough to patrol off-shore in the open ocean

Ocean

An ocean is a major body of saline water, and a principal component of the hydrosphere. Approximately 71% of the Earth's surface is covered by ocean, a continuous body of water that is customarily divided into several principal oceans and smaller seas.More than half of this area is over 3,000...

. In larger militaries, such as in the United States military

United States armed forces

The United States Armed Forces are the military forces of the United States. They consist of the Army, Navy, Marine Corps, Air Force, and Coast Guard.The United States has a strong tradition of civilian control of the military...

, offshore patrol vessels usually serve in the coast guard, but many smaller nations navies operate these type of ships.

During both World Wars in order to rapidly build up numbers, all sides created auxiliary patrol boats by arming motorboat

Motorboat

A motorboat is a boat which is powered by an engine. Some motorboats are fitted with inboard engines, others have an outboard motor installed on the rear, containing the internal combustion engine, the gearbox and the propeller in one portable unit.An inboard/outboard contains a hybrid of a...

s and sea going fishing trawlers with machine guns and obsolescent

Obsolescence

Obsolescence is the state of being which occurs when an object, service or practice is no longer wanted even though it may still be in good working order. Obsolescence frequently occurs because a replacement has become available that is superior in one or more aspects. Obsolete refers to something...

 naval weapons. Some modern patrol vessels are still based on fishing and leisure boats.

Seagoing patrol boats are typically around 30m (100 ft) in length and usually carry a single medium caliber artillery gun

Naval artillery

Naval artillery, or naval riflery, is artillery mounted on a warship for use in naval warfare. Naval artillery has historically been used to engage either other ships, or targets on land; in the latter role it is currently termed naval gunfire fire support...

 as main armament, and a variety of lighter secondary armament such as machine guns or a close-in weapon system

Close-in weapon system

A close-in weapon system , often pronounced sea-whiz, is a naval shipboard point-defense weapon for detecting and destroying at short range incoming anti-ship missiles and enemy aircraft which have penetrated the outer defenses....

. Depending on role, vessels in this class may also have more sophisticated sensors and fire control

Fire-control system

A fire-control system is a number of components working together, usually a gun data computer, a director, and radar, which is designed to assist a weapon system in hitting its target. It performs the same task as a human gunner firing a weapon, but attempts to do so faster and more...

 systems that would enable them to carry torpedo

Torpedo

The modern torpedo is a self-propelled missile weapon with an explosive warhead, launched above or below the water surface, propelled underwater towards a target, and designed to detonate either on contact with it or in proximity to it.The term torpedo was originally employed for...

es, anti-ship

Anti-ship missile

Anti-ship missiles are guided missiles that are designed for use against ships and large boats. Most anti-ship missiles are of the sea-skimming type, many use a combination of inertial guidance and radar homing...

 and surface-to-air missile

Surface-to-air missile

A surface-to-air missile or ground-to-air missile is a missile designed to be launched from the ground to destroy aircraft or other missiles...

s. Most modern designs are powered by gas turbine

Gas turbine

A gas turbine, also called a combustion turbine, is a type of internal combustion engine. It has an upstream rotating compressor coupled to a downstream turbine, and a combustion chamber in-between....

 arrangements such as CODAG

Combined diesel and gas

Combined diesel and gas ' is a type of propulsion system for ships which need a maximum speed that is considerably faster than their cruise speed, particularly warships like modern frigates or corvettes....

, and speeds are generally in the 25–30 knot range. They are primarily used for patrol in a country's Exclusive Economic Zone

Exclusive Economic Zone

Under the law of the sea, an exclusive economic zone is a seazone over which a state has special rights over the exploration and use of marine resources, including production of energy from water and wind. It stretches from the seaward edge of the state's territorial sea out to 200 nautical...

. Common tasks are fisheries inspection

Fisheries management

Fisheries management draws on fisheries science in order to find ways to protect fishery resources so sustainable exploitation is possible. Modern fisheries management is often referred to as a governmental system of appropriate management rules based on defined objectives and a mix of management...

, anti-smuggling

Smuggling

Smuggling is the clandestine transportation of goods or persons, such as out of a building, into a prison, or across an international border, in violation of applicable laws or other regulations.There are various motivations to smuggle...

 (usually anti-narcotics

Prohibition (drugs)

The prohibition of drugs through sumptuary legislation or religious law is a common means of attempting to prevent drug use. Prohibition of drugs has existed at various levels of government or other authority from the Middle Ages to the present....

) duties, illegal immigration

Illegal immigration

Illegal immigration is the migration into a nation in violation of the immigration laws of that jurisdiction. Illegal immigration raises many political, economical and social issues and has become a source of major controversy in developed countries and the more successful developing countries.In...

 patrols, anti-piracy

Piracy

Piracy is an act of robbery or criminal violence at sea. The term can include acts committed on land, in the air, or in other major bodies of water or on a shore. It does not normally include crimes committed against persons traveling on the same vessel as the perpetrator...

 patrols and search and rescue

Search and rescue

Search and rescue is the search for and provision of aid to people who are in distress or imminent danger.The general field of search and rescue includes many specialty sub-fields, mostly based upon terrain considerations...

 (law enforcement-type of work). The largest OPVs might also have a flight deck

Flight deck

The flight deck of an aircraft carrier is the surface from which its aircraft take off and land, essentially a miniature airfield at sea. On smaller naval ships which do not have aviation as a primary mission, the landing area for helicopters and other VTOL aircraft is also referred to as the...

 and helicopter

Helicopter

A helicopter is a type of rotorcraft in which lift and thrust are supplied by one or more engine-driven rotors. This allows the helicopter to take off and land vertically, to hover, and to fly forwards, backwards, and laterally...

 embarked. In times of crisis or war, these vessels are expected to support the larger vessels in the navy.

Their small size and relatively low cost make them one of the most common type of warship in the world. Almost all navies operate at least a few offshore patrol vessels, especially those with only "green water

Green-water navy

A Green-Water Navy is a naval term that refers to a naval force whose power projection capability is regional in nature. This is a relatively new terminology, as earlier non blue-water navies used to be collectively referred to as brown-water navy....

" capabilities. They are useful in smaller seas such as the North Sea

North Sea

In the southwest, beyond the Straits of Dover, the North Sea becomes the English Channel connecting to the Atlantic Ocean. In the east, it connects to the Baltic Sea via the Skagerrak and Kattegat, narrow straits that separate Denmark from Norway and Sweden respectively...

 as well as in open oceans.

Similar vessels for exclusively military duties include torpedo boat

Torpedo boat

A torpedo boat is a relatively small and fast naval vessel designed to carry torpedoes into battle. The first designs rammed enemy ships with explosive spar torpedoes, and later designs launched self-propelled Whitehead torpedoes. They were created to counter battleships and other large, slow and...

s and missile boat

Missile boat

A Missile Boat is a small craft armed with anti-ship missiles. Being a small craft, missile boats are popular with nations interested in forming an inexpensive navy...

s. The United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 operated the Pegasus class

Pegasus class hydrofoil

The Pegasus-class hydrofoils were a series of fast attack patrol boats employed by the U.S. Navy. They were in service from 1977 through 1993...

 of armed hydrofoils for years, in a patrol boat role.

The River Patrol Boat

Patrol Boat, River

Patrol Boat, River , or PBR, is the United States Navy designation for a small rigid-hulled patrol boat used in the Vietnam War from March 1966 until the end of 1971...

 (PBR, sometimes called "Riverine" and "Pibber") is a U.S. design of small patrol boat type designed to patrol waters of large rivers.

Australia

• Attack class patrol boat
  Attack class patrol boat
  The Attack class patrol boats were small coastal defence vessels built for the Royal Australian Navy and operated between 1967 and 1985...
  
   (1967–1985)
• Fremantle class patrol boat
  Fremantle class patrol boat
  The Fremantle-class patrol boats were coastal patrol vessels operated by the Royal Australian Navy from 1979 to 2007. Designed by British shipbuilder Brooke Marine and constructed in Australia by North Queensland Engineers and Agents, the Fremantle class were larger, more powerful, and more...
  
   (1979–2007)
• Bay class patrol boat
  Bay class patrol boat
  The Bay class is a class of eight patrol boats, built by Austal Ships and used by the Customs Marine Unit of the Australian Customs and Border Protection Service. They entered service during the late 1990s and early 2000s, and are primarily used on border protection duties.The class was due to be...
  
   (1999-2013) *(Australian Customs Vessel)
• Australian Customs Vessel Triton (2000-) *(Australian Customs Vessel)
• Armidale class patrol boat
  Armidale class patrol boat
  The Armidale class is a class of patrol boats built for the Royal Australian Navy . Planning for a class of twelve vessels to replace the fifteen Fremantle class patrol boats began in 1993 as a joint project with the Royal Malaysian Navy, but was cancelled when Malaysia pulled out of the process...
  
   (2005–)
• Cape class patrol boat (2013-) *(Australian Customs Vessel)

Bahamas

• Bahamas class 60m patrol vessel (Royal Bahamas Defence Force
  Royal Bahamas Defence Force
  The Royal Bahamas Defence Force is the navy of The Bahamas. Since The Bahamas does not have an army or an air force, its navy composes the entirety of its armed forces...
  
  )
• Protector class patrol boat

Bangladesh

• Meghna class large patrol boats (Bangladesh Navy
  Bangladesh Navy
  The Bangladesh Navy is the naval arm of the Bangladesh Armed Forces. At present the navy is mostly limited to coastal patrolling, however it is implementing an ambitious procurement and expansion program to ensure the security of Bangladesh's maritime boundary...
  
  )
• 'Hainan' class patrol boat
• Kraljevica class patrol boat
• Barkat ('Haizhui' class/Type 062) small patrol boat
• Padma (Ajay) class patrol boat
• Shaheed ('Shanghai-II') class small patrol boats

Brazil

• Grajaú class offshore patrol vessel
• Bracuí class patrol vessel (ex-River class minesweeper
  River class minesweeper
  The River class was a class of minesweeper built for the British Royal Navy in the 1980s, designated Fleet Minesweepers .-Design:The Rivers were built with a traditional steel hull to a design based on a commercial offshore support vessel...
  
  )
• Imperial Marinheiro class offshore patrol vessel
• Piratini class patrol vessel
• J class patrol vessel
• Roraima class river patrol vessel
• Pedro Teixeira class river patrol vessel

Canada

• Kingston-class, (Canadian Forces
  Canadian Forces Maritime Command
  The Royal Canadian Navy , is the naval force of Canada. The RCN is one of three environmental commands within the unified Canadian Forces. Operating 33 warships and several auxiliary vessels, the Royal Canadian Navy consists of 8,500 Regular Force and 5,100 Primary Reserve sailors, supported by...
  
  )
• Orca-class, (Canadian Forces
  Canadian Forces Maritime Command
  The Royal Canadian Navy , is the naval force of Canada. The RCN is one of three environmental commands within the unified Canadian Forces. Operating 33 warships and several auxiliary vessels, the Royal Canadian Navy consists of 8,500 Regular Force and 5,100 Primary Reserve sailors, supported by...
  
  )
• Hero-class, (Canadian Coast Guard
  Canadian Coast Guard
  The Canadian Coast Guard is the coast guard of Canada. It is a federal agency responsible for providing maritime search and rescue , aids to navigation, marine pollution response, marine radio, and icebreaking...
  
  ) (Pending Delivery 2011-2013)

China

• Harbour security boat (PBI) - 4 newly built 80 ton class harbour security / patrol boats, and more are planned in order to take over the port security / patrol duties currently performed by the obsolete Shantou
  Shantou class gunboat
  The Shantou class gunboat, was a Chinese built gunboat of the People's Republic of China's People's Liberation Army Navy. Known in the United States as the "Swatow" class gunboat; it was based on the Soviet P-6 class torpedo boat. The boat is designated as Type 55A...
  
  , Beihai, Huangpu
  Huangpu class gunboat
  Huangpu class gunboats were gunboats of the People's Republic of China's People's Liberation Army Navy. They entered service in the 1970s and had been completely taken out of active service by the early 2000s and were transferred to law enforcement agencies...
  
  , and Yulin
  Yulin class gunboat
  Yulin class gunboats were gunboats of the People's Republic of China's People's Liberation Army Navy. They first entered service in the 1960s, but had been completely taken out of active service by the late 1990s, and were transferred to law enforcement agencies...
  
   classes gunboat
  Gunboat
  A gunboat is a naval watercraft designed for the express purpose of carrying one or more guns to bombard coastal targets, as opposed to those military craft designed for naval warfare, or for ferrying troops or supplies.-History:...
  
  s, which are increasingly being converted to inshore surveying boats and range support boats.
• Shanghai III (Type 062-I) class gunboats - 2
• Shanghai II
  Type 062 class gunboat
  The Type 062 class gunboat is a class of gunboats of the People's Republic of China's People's Liberation Army Navy. Successor to the Shantou class gunboat, it is also known by its NATO reporting name Shanghai-I and Shanghai-II. The class is larger than its predecessor and is the most widely built...
  
   class gunboats
• Shanghai I
  Type 062 class gunboat
  The Type 062 class gunboat is a class of gunboats of the People's Republic of China's People's Liberation Army Navy. Successor to the Shantou class gunboat, it is also known by its NATO reporting name Shanghai-I and Shanghai-II. The class is larger than its predecessor and is the most widely built...
  
   (Type 062) classes gunboats - 150+ active and at least 100 in reserve
• Huludao (Type 206) class gunboat
  Type 206 class gunboat
  The Type 206 class gunboat is a gunboat of the People's Republic of China's People's Liberation Army Navy. Also known as the Huludao class, it is a simplified version of the Type 037 class submarine chaser...
  
   - 8+
• Shantou class gunboat
  Shantou class gunboat
  The Shantou class gunboat, was a Chinese built gunboat of the People's Republic of China's People's Liberation Army Navy. Known in the United States as the "Swatow" class gunboat; it was based on the Soviet P-6 class torpedo boat. The boat is designated as Type 55A...
  
  s - less than 25 (in reserve, subordinated to naval militia)
• Beihai class gunboats - less than 30 (in reserve, subordinated to naval militia)
• Huangpu class gunboat
  Huangpu class gunboat
  Huangpu class gunboats were gunboats of the People's Republic of China's People's Liberation Army Navy. They entered service in the 1970s and had been completely taken out of active service by the early 2000s and were transferred to law enforcement agencies...
  
  s - less than 15 (in reserve, subordinated to naval militia)
• Yulin class gunboat
  Yulin class gunboat
  Yulin class gunboats were gunboats of the People's Republic of China's People's Liberation Army Navy. They first entered service in the 1960s, but had been completely taken out of active service by the late 1990s, and were transferred to law enforcement agencies...
  
  s - less than 40 (being transferred to logistic duties)

Denmark

• Knud Rasmussen-class OPV
• Diana-class IPV

France

• P400 class patrol vessel
  P400 class patrol vessel
  The P400 patrol ships are small vessels of the French Navy. They were designed to accomplish police operations in the large French Exclusive Economic Zone....
  
  , (French Navy
  French Navy
  The French Navy, officially the Marine nationale and often called La Royale is the maritime arm of the French military. It includes a full range of fighting vessels, from patrol boats to a nuclear powered aircraft carrier and 10 nuclear-powered submarines, four of which are capable of launching...
  
  )
• Floréal class frigate
  Floréal class frigate
  The Floréal class is a type of light "surveillance frigates" designed for the needs of the French Navy after the end of the Cold War, ordered in 1989. They use construction standards of commercial ships...
  
  , (French Navy
  French Navy
  The French Navy, officially the Marine nationale and often called La Royale is the maritime arm of the French military. It includes a full range of fighting vessels, from patrol boats to a nuclear powered aircraft carrier and 10 nuclear-powered submarines, four of which are capable of launching...
  
  )
• Flamant class patrol vessel
  Flamant class patrol vessel
  The Flamant class patrol vessel are a class of three Type OPV54 patrol boats of the French Navy used for fishery monitoring, search and rescue, and patrolling France's Exclusive Economic Zone out to ....
  
  , (French Navy
  French Navy
  The French Navy, officially the Marine nationale and often called La Royale is the maritime arm of the French military. It includes a full range of fighting vessels, from patrol boats to a nuclear powered aircraft carrier and 10 nuclear-powered submarines, four of which are capable of launching...
  
  )
• Espadon 50 class patrol vessel, (French Navy
  French Navy
  The French Navy, officially the Marine nationale and often called La Royale is the maritime arm of the French military. It includes a full range of fighting vessels, from patrol boats to a nuclear powered aircraft carrier and 10 nuclear-powered submarines, four of which are capable of launching...
  
  )

Finland

• Kiisla class
  Kiisla class patrol boat
  The Kiisla class is a two-strong class of patrol boats/ASW vessels in use by the Finnish Navy. The ships were built in 1984 and 1988 at the Hollming shipyard in Rauma for the Finnish Coast Guard. They were transferred to the Navy in 2004....
  
   (Formerly Finnish Border Guard
  Finnish Border Guard
  The Finnish Border guard is the national security agency responsible for enforcing the security of Finland's borders...
  
  , now Finnish Navy
  Finnish Navy
  The Finnish Navy is one of the branches of the Finnish Defence Forces. The Navy employs 2,300 people and about 4,300 conscripts are trained each year. Finnish Navy vessels are given the ship prefix "FNS" simply short for "Finnish Navy Ship"...
  
  )
• VMV-class
  VMV class patrol boat
  VMV class patrol boat was a series of Finnish patrol boats, which served with the Finnish Coast Guard and the Finnish Navy during World War II.-Development:The VMV-boats were designed by dipl.eng. Jaakko Rahola of the Finnish Navy...
  
   (Finnish Navy
  Finnish Navy
  The Finnish Navy is one of the branches of the Finnish Defence Forces. The Navy employs 2,300 people and about 4,300 conscripts are trained each year. Finnish Navy vessels are given the ship prefix "FNS" simply short for "Finnish Navy Ship"...
  
  )

Greece

Hellenic Navy

Hellenic Navy

The Hellenic Navy is the naval force of Greece, part of the Greek Armed Forces. The modern Greek navy has its roots in the naval forces of various Aegean Islands, which fought in the Greek War of Independence...

• Osprey 55 class gunboats
  Osprey 55 class gunboat
  The gunboat class Osprey 55 is a Danish-designed class of naval ship currently in service in the Hellenic Navy. Two ships were ordered in March 1988. The first one was laid down on 8 May 1989 and launched on 19 December 1989. The second ship was laid down on 9 November 1989 and launched on 16 May...
  
   and derivatives HSY-55
  HSY-55 class gunboat
  The gunboat class HSY-55 is a class of naval vessel designed by the Hellenic Navy. This class of ship uses the modular concept so that weapons and sensors can be changed as required. These vessels are similar in appearance to Gunboats Class Osprey 55. The first pair was ordered in 20 February 1990,...
  
   and HSY-56A
  Osprey HSY-56A class gunboat
  The Gunboat class Osprey HSY-56A is a class of naval vessel currently in service in the Hellenic Navy. These ships are similar to Gunboats Class HSY-55...
  
  
• Asheville class gunboats
  Asheville class gunboat
  The Asheville class gunboats were a class of small military ships built for the United States Navy in response to the Cuban Missile Crisis. The class is named for a city in western North Carolina and the seat of Buncombe County...
  
  
• Nasty class Coastal Patrol Vessels, formerly torpedo boat
  Torpedo boat
  A torpedo boat is a relatively small and fast naval vessel designed to carry torpedoes into battle. The first designs rammed enemy ships with explosive spar torpedoes, and later designs launched self-propelled Whitehead torpedoes. They were created to counter battleships and other large, slow and...
  
  s
• Esterel class Coastal Patrol Vessels

Hellenic Coast Guard

Hellenic Coast Guard

The Hellenic Coast Guard is the national coast guard of Greece. Like most other coast guards, it is a paramilitary organization that can support the Hellenic Navy in wartime, but resides under separate civilian control in times of peace...

• Saar 4 Open Sea Patrol Vessels
• Vosper Europatrol 250 Mk1 Open Sea Patrol Vessel
• Abeking & Rasmussen Patrol Vessels

Iceland

• ICGV Týr (Icelandic Coast Guard
  Icelandic Coast Guard
  The Icelandic Coast Guard is the service responsible for Iceland's coastal defense and maritime and aeronautical search and rescue. Origins of the Icelandic Coast Guard can be traced to 1859, when the corvette Ørnen started patrolling Icelandic waters...
  
  )
• Ægir class OPV
  Ægir class OPV
  The Ægir class Offshore Patrol vessel is a class of two vessels serving in the Icelandic Coast Guard. They participated in the two latter Cod Wars....
  
   (Icelandic Coast Guard
  Icelandic Coast Guard
  The Icelandic Coast Guard is the service responsible for Iceland's coastal defense and maritime and aeronautical search and rescue. Origins of the Icelandic Coast Guard can be traced to 1859, when the corvette Ørnen started patrolling Icelandic waters...
  
  )
• ICGV Óðinn (Icelandic Coast Guard
  Icelandic Coast Guard
  The Icelandic Coast Guard is the service responsible for Iceland's coastal defense and maritime and aeronautical search and rescue. Origins of the Icelandic Coast Guard can be traced to 1859, when the corvette Ørnen started patrolling Icelandic waters...
  
  )
• ICGV Þór (Icelandic Coast Guard
  Icelandic Coast Guard
  The Icelandic Coast Guard is the service responsible for Iceland's coastal defense and maritime and aeronautical search and rescue. Origins of the Icelandic Coast Guard can be traced to 1859, when the corvette Ørnen started patrolling Icelandic waters...
  
  )

India

• Car Nicobar class fast attack craft
  Car Nicobar class fast attack craft
  The Car Nicobar class of high-speed offshore patrol vessels are built by Garden Reach Shipbuilders and Engineers for the Indian Navy. The vessels are designed as a cost-effective platform for patrol, anti-piracy and rescue operations in India's Exclusive Economic Zone.The class and its vessels are...
  
  , Indian Navy
  Indian Navy
  The Indian Navy is the naval branch of the armed forces of India. The President of India serves as the Commander-in-Chief of the Navy. The Chief of Naval Staff , usually a four-star officer in the rank of Admiral, commands the Navy...
  
  
• Saryu class patrol vessel
  Saryu class patrol vessel
  Saryu class Naval Offshore Patrol vessels are advanced patrol ships under construction for the Indian Navy at the Goa Shipyard Limited. These vessels are capable of ocean surveillance and monitoring and can maintain control of shipping lanes...
  
  , Indian Navy
  Indian Navy
  The Indian Navy is the naval branch of the armed forces of India. The President of India serves as the Commander-in-Chief of the Navy. The Chief of Naval Staff , usually a four-star officer in the rank of Admiral, commands the Navy...
  
  
• Bangaram class patrol vessel
  Bangaram class patrol vessel
  The Bangaram class patrol vessels of the Indian Navy are designed for interdiction against fast moving surface vessels and for search-and-rescue operations in coastal areas and in the exclusive economic zone. They are named after Bangaram in Lakshadweep....
  
  , Indian Navy
  Indian Navy
  The Indian Navy is the naval branch of the armed forces of India. The President of India serves as the Commander-in-Chief of the Navy. The Chief of Naval Staff , usually a four-star officer in the rank of Admiral, commands the Navy...
  
  
• Sukanya class patrol vessel, Indian Navy
  Indian Navy
  The Indian Navy is the naval branch of the armed forces of India. The President of India serves as the Commander-in-Chief of the Navy. The Chief of Naval Staff , usually a four-star officer in the rank of Admiral, commands the Navy...
  
  
• Sankalp class, Indian Coast Guard
  Indian Coast Guard
  The Indian Coast Guard is a branch of the Indian Armed Forces. Its mission is the protection of India's maritime interests and maritime law enforcement with jurisdiction over both territorial and international waters....
  
  
• Samar class, Indian Coast Guard
  Indian Coast Guard
  The Indian Coast Guard is a branch of the Indian Armed Forces. Its mission is the protection of India's maritime interests and maritime law enforcement with jurisdiction over both territorial and international waters....
  
  
• Vikram class, Indian Coast Guard
  Indian Coast Guard
  The Indian Coast Guard is a branch of the Indian Armed Forces. Its mission is the protection of India's maritime interests and maritime law enforcement with jurisdiction over both territorial and international waters....
  
  

Indonesia

• FPB 28, Indonesian Police and Indonesian Customs, 28 meter long patrol boat made by local Shipyard PT.PAL
• FPB 38, Indonesian Customs, 38 meter long Aluminium patrol boat made by local Shipyard PT.PAL
• FPB 57
  Albatros class fast attack craft
  The Type 143 Albatros class was a German class of missile bearing Fast Attack Craft. Each vessel is named after a bird of prey including the albatross, condor and and cormorant....
  
  , Indonesian Navy
  Indonesian Navy
  The role of the Indonesian Navy is to patrol of Indonesia's immense coastline, to ensure safeguard the territorial waters and Exclusive Economic Zone , to protect Indonesia's maritime strategic interests, to protect the islands surrounded Indonesia and to defend against seaborne threats. The TNI...
  
  , 57 meter long patrol boat designed by Luerssen and made by PT.PAL, ASM and heli deck equipped for some version.
• PC-40, Indonesian Navy
  Indonesian Navy
  The role of the Indonesian Navy is to patrol of Indonesia's immense coastline, to ensure safeguard the territorial waters and Exclusive Economic Zone , to protect Indonesia's maritime strategic interests, to protect the islands surrounded Indonesia and to defend against seaborne threats. The TNI...
  
  , 40 meter long FRP/Aluminum patrol boat, locally made by in house Navy's workshop.

Ireland

• Irish Naval Service
  Irish Naval Service
  The Naval Service is the navy of Ireland and is one of the three standing branches of the Irish Defence Forces. Its main base is in Haulbowline, County Cork....
  
   Offshore Patrol Vessels
  • LÉ Emer (P21)
    LÉ Emer (P21)
    LÉ Emer is a ship in the Irish Naval Service. The ship is named after Emer the principal wife of Cúchulainn and the daughter of a chieftain from Rush, County Dublin....
    
    
  • LÉ Aoife (P22)
    LÉ Aoife (P22)
    LÉ Aoife is a ship in the Irish Naval Service. The ship is named after Aoife, stepmother to the children of Lir, whom she turned into swans...
    
    
  • LÉ Aisling (P23)
    LÉ Aisling (P23)
    LÉ Aisling is an Offshore Patrol Vessel in the Irish Naval Service. The ship was named after the poem, Aisling to commemorate the centenary of the birth of the poet and nationalist Patrick Pearse....
    
    
• Irish Naval Service Coastal Patrol Vessels
  • LÉ Orla (P41)
    LÉ Orla (P41)
    LÉ Orla is a in the Irish Naval Service. Like the rest of her class, she was originally designed for use by the British Royal Navy in Hong Kong waters, and was delivered in 1985 by Hall, Russell & Company as HMS Swift ...
    
    
  • LÉ Ciara (P42)
    LÉ Ciara (P42)
    LÉ Ciara is a in the Irish Naval Service. Like the rest of her class, she was originally designed for use by the British Royal Navy in Hong Kong waters, and was delivered in 1984 by Hall, Russell & Company as HMS Swallow . She passed to the Irish Naval Service in 1988 and was commissioned under...
    
    
• Irish Naval Service Large Patrol Vessels
  • LÉ Róisín (P51)
    LÉ Róisín (P51)
    LÉ Róisín is the lead ship of her class of offshore patrol vessel in the Irish Naval Service.-History:Róisín was built by Appledore Shipbuilders in Devon, entered service with the Irish Naval Service in September 1999 and is based at the Haulbowline Island, Cork Harbour Headquarters and...
    
    
  • LÉ Niamh (P52)
    LÉ Niamh (P52)
    LÉ Niamh is a in the Irish Naval Service. It is the youngest ship in service in the Irish fleet, and is named after Niamh, queen of Tír na nÓg, from Irish mythology.-History:...
    
    
• Irish Naval Service Helicopter Patrol Vessels
  • LÉ Eithne (P31)
    LÉ Eithne (P31)
    LÉ Eithne is an Eithne class ship in the Irish Naval Service. The ship is named after Eithne, a tragic heroine and the daughter of the one-eyed Fomorian King, Balor in an early Irish romantic tale....
    
    

Israel

• Dabur class patrol boat
  Dabur class patrol boat
  Dabur class is a class of patrol boats built in United States at the Sewart Seacraft shipyard for the Israeli Navy, and by IAI-Ramta.Dabur boats' first battle engagements were made in the October 1973 Yom Kippur War...
  
  s - Israeli Navy
• Super Dvora Mk II class patrol boat
  Super Dvora Mk II class patrol boat
  The Super Dvora Mark II fast patrol boats is a high-speed class of patrol boats meant for a variety of naval missions from typical off-shore coastal patrol mission profiles to high-speed, high-maneuver littoral warfare. Built by Israel Aerospace Industries for the Israeli Sea Corps the Super Dvora...
  
  s - Israeli Navy
• Dvora
  Dvora class fast patrol boat
  The Dvora class fast patrol boat is a fast class of patrol boats built by Israel Aerospace Industries for the Israeli Sea Corps based on the Israeli Dabur.-Sri Lanka:...
  
   - Israeli Navy
• Super Dvora Mk II - Israeli Navy
• Super Dvora Mk III
  Super Dvora Mk III
  Super Dvora Mark III is the latest generation of the venerable Dvora family of fast patrol boats or fast attack crafts . Manufactured by IAI Ramta in 2004 these vessels are capable of speeding up to in littoral waters thanks to its state of the art thrust vectoring control Articulated Surface...
  
   - Israeli Navy
• Shaldag class fast patrol boat
  Shaldag class fast patrol boat
  The Shaldag class Fast Patrol Boat is a small but fast class of patrol boats developed for the Israeli Sea Corps and launched in 1989, it has since seen service with several other navies. Designed for security tasks where high intercept speeds are required, such as interdiction of terrorism and...
  
  s
  • Shaldag Mk II - Israeli Navy
• Nachshol class patrol boats (Stingray Interceptor-2000) - Israeli Navy

Italy

• Zara class, (Italian Guardia di Finanza
  Guardia di Finanza
  The Guardia di Finanza is a Italian law enforcement agency under the authority of the Minister of Economy and Finance. Like the Carabinieri, it is part of the Italian Armed Forces. The Guard is essentially responsible for dealing with financial crime and smuggling; it has also evolved into Italy's...
  
  )
• Saettia class, (Italian Coast Guard)
• Diciotti class
  Diciotti class
  The Diciotti class is an Italian designed offshore patrol vessel, presently in use with the Italian Coast Guard, Armed Forces of Malta and Iraqi Navy...
  
  , (Italian Coast Guard)
• Cassiopea
  Cassiopea class patrol vessel
  The Cassiopea class is a heavy series of four patrol boats of the Italian Marina Militare.They were built in the late 1980s on civilian standards. They are designed for patrol in safe areas....
  
   class, (Italian Marina Militare
  Marina Militare
  The Italian Navy is the navy of the Italian Republic. It is one of the four branches of military forces of Italy; formed in 1946, from what remained of the Regia Marina . As of 2008, the Italian Navy had 35,200 active personnel with 180 commissioned ships, 19 Floating Docks, and 123 aircraft...
  
  )
• Cassiopea II class, (Italian Marina Militare
  Marina Militare
  The Italian Navy is the navy of the Italian Republic. It is one of the four branches of military forces of Italy; formed in 1946, from what remained of the Regia Marina . As of 2008, the Italian Navy had 35,200 active personnel with 180 commissioned ships, 19 Floating Docks, and 123 aircraft...
  
  )
• Esploratore class, (Italian Marina Militare
  Marina Militare
  The Italian Navy is the navy of the Italian Republic. It is one of the four branches of military forces of Italy; formed in 1946, from what remained of the Regia Marina . As of 2008, the Italian Navy had 35,200 active personnel with 180 commissioned ships, 19 Floating Docks, and 123 aircraft...
  
  )
• Comandanti class, (Italian Marina Militare
  Marina Militare
  The Italian Navy is the navy of the Italian Republic. It is one of the four branches of military forces of Italy; formed in 1946, from what remained of the Regia Marina . As of 2008, the Italian Navy had 35,200 active personnel with 180 commissioned ships, 19 Floating Docks, and 123 aircraft...
  
  )

Japan

• Shikishima
  Shikishima (PLH 31)
  The Shikishima is the largest patrol vessel of the Japan Coast Guard. She was built by Ishikawajima-Harima Heavy Industries Tokyo....
  
   (Japan Coast Guard
  Japan Coast Guard
  The , formerly the Maritime Safety Agency, is the Japanese coast guard. Comprising about 12,000 personnel, it is under the oversight of the Ministry of Land, Infrastructure, Transport and Tourism, and is responsible for the protection the coast-lines of Japan...
  
  ), the largest patrol boat.
• "Sōya" (Japan Coast Guard)
  Soya (icebreaker)
  The ' is a Japanese museum ship that previously served as an icebreaker and patrol boat, and was the first Japanese ship to take part in an Antarctic research expedition.-Construction:...
  
  , icebreaker
  Icebreaker
  An icebreaker is a special-purpose ship or boat designed to move and navigate through ice-covered waters. Although the term usually refers to ice-breaking ships, it may also refer to smaller vessels .For a ship to be considered an icebreaker, it requires three traits most...
  
   ship.
• Hida class (Japan Coast Guard), high-speed Large Patrol Vessel with helicopter deck.
• Aso class (Japan Coast Guard), high-speed Large Patrol Vessel.

Malaysia

• Kedah class
  Kedah Class OPV
  The Kedah class is a class of offshore patrol vessels of the Royal Malaysian Navy and named after the lead ship of the class, 171 KD Kedah. The Kedah class is based on the MEKO 100 design by Blohm + Voss. A total of 27 ships was planned, with only six having been ordered from Malaysian builders...
  
   offshore patrol vessel, (Royal Malaysian Navy
  Royal Malaysian Navy
  The Royal Malaysian Navy is the naval arm of Malaysian Armed Forces. All commissioned ships of the RMN have the prefix KD , which means Royal Ship.-Straits Settlement Naval Volunteer Reserve:...
  
  )

Mexico

• Uribe
  Uribe class patrol vessel
  Uribe class patrol vessels are offshore patrol vessels use by the Mexican Navy. The class was developed by the Spanish company Empresa Nacional Bazán in 1982. It is a multi-role patrol craft with twin funnels and a helicopter deck. These ships have main armament at B position...
  
   class, offshore patrol vessel (Mexican Navy
  Mexican Navy
  The Mexican Navy is the naval branch of the Mexican military responsible for conducting naval operations. Its stated mission is "to use the naval force of the federation for the exterior defense, and to help with internal order". The Navy consists of about 56,000 men and women plus reserves, over...
  
  )
• Holzinger
  Holzinger class patrol vessel
  Holzinger class patrol vessels are offshore patrol vessels in use by the Mexican Navy. They are a Mexican design, based on the Uribe class bought to the Spanish Naval Company Empresa Nacional Bazán in 1982. Holzinger class patrol vessels have a smaller helicopter deck than the Uribe class and have...
  
   class, offshore patrol vessel (Mexican Navy
  Mexican Navy
  The Mexican Navy is the naval branch of the Mexican military responsible for conducting naval operations. Its stated mission is "to use the naval force of the federation for the exterior defense, and to help with internal order". The Navy consists of about 56,000 men and women plus reserves, over...
  
  )
• Sierra class, offshore patrol vessel (Mexican Navy
  Mexican Navy
  The Mexican Navy is the naval branch of the Mexican military responsible for conducting naval operations. Its stated mission is "to use the naval force of the federation for the exterior defense, and to help with internal order". The Navy consists of about 56,000 men and women plus reserves, over...
  
  )
• Durango class, offshore patrol vessel (Mexican Navy
  Mexican Navy
  The Mexican Navy is the naval branch of the Mexican military responsible for conducting naval operations. Its stated mission is "to use the naval force of the federation for the exterior defense, and to help with internal order". The Navy consists of about 56,000 men and women plus reserves, over...
  
  )
• Oaxaca
  Oaxaca class patrol vessel
  The Oaxaca class are offshore patrol vessels, constructed and designed by and for the Mexican Navy. The class is named after the Mexican state of Oaxaca. The Mexican Navy has requested six of these ships with 2 already in service, 2 in construction, which were disclosed on June 1...
  
  class, offshore patrol vessel (Mexican Navy
  Mexican Navy
  The Mexican Navy is the naval branch of the Mexican military responsible for conducting naval operations. Its stated mission is "to use the naval force of the federation for the exterior defense, and to help with internal order". The Navy consists of about 56,000 men and women plus reserves, over...
  
  )
• Azteca
  Azteca class patrol vessel
  The Azteca class patrol vessel are used by the Mexican Navy. They were designed and built by the British company Vosper Thorneycroft for the Mexican Navy in 1976. They are multi-role patrol craft with good nautical characteristics. Original units were powered by Paxman diesels of either or...
  
   class, coastal patrol boat (Mexican Navy
  Mexican Navy
  The Mexican Navy is the naval branch of the Mexican military responsible for conducting naval operations. Its stated mission is "to use the naval force of the federation for the exterior defense, and to help with internal order". The Navy consists of about 56,000 men and women plus reserves, over...
  
  )

Netherlands

• Holland class offshore patrol vessels (Koninklijke Marine
  Royal Netherlands Navy
  The Koninklijke Marine is the navy of the Netherlands. In the mid-17th century the Dutch Navy was the most powerful navy in the world and it played an active role in the wars of the Dutch Republic and later those of the Batavian Republic and the Kingdom of the Netherlands...
  
  )

New Zealand

(Royal New Zealand Navy

Royal New Zealand Navy

The Royal New Zealand Navy is the maritime arm of the New Zealand Defence Force...

) (2008) (Royal New Zealand Navy

Royal New Zealand Navy

The Royal New Zealand Navy is the maritime arm of the New Zealand Defence Force...

) (2008) (Royal New Zealand Navy

Royal New Zealand Navy

The Royal New Zealand Navy is the maritime arm of the New Zealand Defence Force...

)(1983 - 2008)

Norway

Royal Norwegian Navy

Royal Norwegian Navy

The Royal Norwegian Navy is the branch of the Norwegian Defence Force responsible for naval operations. , the RNoN consists of approximately 3,700 personnel and 70 vessels, including 5 heavy frigates, 6 submarines, 14 patrol boats, 4 minesweepers, 4 minehunters, 1 mine detection vessel, 4 support...

• Rapp-class
  Rapp class patrol boat
  The Rapp class torpedo boats were a class of six torpedo boats built in Norway for the Royal Norwegian Navy from 1952 to 1956. They were the first Norwegian-built torpedo boats after World War II, and were designed in light of experience from operations in this war...
  
  
• Tjeld-class
  Tjeld class patrol boat
  The Tjeld class were a class of fast patrol boats designed in Norway. They were used as torpedo boats in Norway where this type of vessel were called MTBs or motor torpedo boats . The class was also known as the Nasty class....
  
  
• Storm-class
  Storm class patrol boat
  The Storm class fast patrol boats were a class of 20 vessels built for the Royal Norwegian Navy.In Norwegian these boats were called missilkanonbåter meaning boats with missiles and guns. They were operated by the Coastal Combat Flotilla together with the MTBs, or Missile Torpedo Boats. None of...
  
  
• Snøgg-class
  Snøgg class patrol boat
  The Snøgg class was a Royal Norwegian Navy class of fast patrol boats . It might also be classified as a torpedo boat or a missile boat. In Norway this type of vessel is called a missile torpedo boat . The class was named after its lead vessel, Snøgg, which is a Norwegian word meaning "fast"...
  
  
• Hauk-class
  Hauk class patrol boat
  Hauk class patrol boats are a series of Norwegian fast attack craft. Hauk means hawk in Norwegian. They were ordered in the 1970s and the first boat, Hauk, was commissioned on 17 August 1977...
  
  

Norwegian Coast Guard

Norwegian Coast Guard

The Norwegian Coast Guard, or Kystvakten in Norwegian, is a military force and part of the Royal Norwegian Navy, but has separate vessels, many of which are purpose-built. All coast guard vessels have the prefix KV. Four of these vessels are capable of embarking one or more helicopters...

• Barentshav class OPV
  Barentshav class OPV
  The Barentshav class of offshore patrol vessels will consist of three vessels powered by liquefied natural gas. Ordered for the Norwegian Coast Guard, their main tasks will be EEZ patrol, fishery inspection, search and rescue as well as tug readiness along the shore of Norway which is seeing...
  
  
• Nordkapp class OPV
  Nordkapp class OPV
  The Nordkapp class ships is a Norwegian ship class built in the 1980s, and is used for rescue, fishery inspection, research purposes and general EEZ patrol in Norwegian waters. It is a class of ships purpose built for the Norwegian Coast Guard with a secondary role as wartime naval escorts...
  
  
• Nornen class

Philippines

Philippine Navy

Philippine Navy

The Philippine Navy is the naval arm of the Armed Forces of the Philippines . Its official name in Filipino is Hukbong Dagat ng Pilipinas, literally, "Sea Force of the Philippines"....

• Mariano Alvarez class
  Cyclone class patrol ship
  The Cyclone class patrol ships are a class of United States Navy coastal patrol boats. Most of these ships were launched between 1992 and 1994....
  
  
• Aguinaldo class
• Kagitingan class
• Tomas Batillo class
  Chamsuri class patrol vessel
  Chamsuri class patrol vessels are naval boats that function as patrol craft. These entered service with the South Korean navy in the 70s, and have since seen service with three other navies, of which the Philippine Navy is currently the largest non-South Korean user.These boats were built by the...
  
  
• Conrado Yap class
• Jose Andrada class

Portugal

Portuguese Navy

Portuguese Navy

The Portuguese Navy is the naval branch of the Portuguese Armed Forces which, in cooperation and integrated with the other branches of the Portuguese military, is charged with the military defence of Portugal....

• Centauro class
  Centauro class fiscalization boat
  The Centauro class fiscalization boats are the evolution of the previous Argos class, from which its previous name was Classe Argos - 2nd Series...
  
  
• Viana do Castelo class
  Viana do Castelo class patrol vessel
  The Viana do Castelo is a class of offshore patrol vessels planned by and for the Portuguese Navy, as a result of the NPO2000 Project , that are being constructed in the Estaleiros Navais de Viana do Castelo...
  
  

Russia

• Mirage-class (Type 14310)
• Svetlyak class patrol boat
  Svetlyak class patrol boat
  Svetljak class patrol boats are designed to carry out a variety of missions, from patrol missions to prevent violations of maritime state border, to protect friendly vessels and facilities from enemy surface and air attacks...
  
   (Type 10410)
• Rubin class patrol boat
  Rubin class patrol boat
  The Project 22460 patrol ship Rubin is a new generation border patrol vessel. It is designed to combat underwater, surface and airborne targets. It can also conduct patrol and convoy escort duties....
  
   (Type 22460)

Singapore

• Fearless
  Fearless class patrol vessel
  The Fearless class patrol vessels were built by Singapore Technologies Marine for the Republic of Singapore Navy in the 1990s. Together, the ships formed the 182 and 189 Squadron.-History:...
  
  -class (Republic of Singapore Navy
  Republic of Singapore Navy
  The Republic of Singapore Navy is the naval component of the Singapore Armed Forces , responsible for the defence of Singapore against sea-borne threats and protection of its sea lines of communications. Operating within the crowded littoral waters of the Singapore Strait, the RSN is regarded as...
  
  )

Sri Lanka

• Jayasagara class
  Jayasagara class patrol craft
  The Jayasagara class is a class of Offshore patrol vessels that are part of the Sri Lankan Navy and have been locally built.-History:Built by Colombo Dockyard Limited for the Sri Lankan Navy in the early 1980s, these were the first warships built in Sri Lanka in modern times...
  
   (Sri Lanka Navy)
• Colombo class
  Ultra Fast Attack Craft
  The Ultra Fast Attack Craft, commonly known as the Colombo Class, is an ultra high-speed class of patrol boats meant for a variety of naval missions from typical off-shore coastal patrol mission profiles to high-speed, high-maneuver littoral warfare...
  
   (Sri Lanka Navy)

South Korea

• Chamsuri-class
  Chamsuri class patrol vessel
  Chamsuri class patrol vessels are naval boats that function as patrol craft. These entered service with the South Korean navy in the 70s, and have since seen service with three other navies, of which the Philippine Navy is currently the largest non-South Korean user.These boats were built by the...
  
   (Republic of Korea Navy
  Republic of Korea Navy
  The Republic of Korea Navy or the ROK Navy is the branch of the South Korean armed forces responsible for conducting naval operations and amphibious landing operations. The ROK Navy includes the Republic of Korea Marine Corps, which is a quasi-autonomous organization...
  
  )
• Gumdoksuri class patrol vessel
  Gumdoksuri class patrol vessel
  Gumdoksuri class patrol vessel also known as PKG class patrol vessel is a patrol ship of the Republic of Korea Navy. Two variants are planned...
  
  

Spain

• Meteoro class
  Buque de Acción Marítima
  The BAM ships are new modular Offshore Patrol Vessels of the Spanish Navy adapted to different purposes from a common base, manufactured by Navantia. The BAMs combine high performance with mission versatility, a high commonality with other ships operated by the Spanish navy...
  
  
• Descubierta class
• Serviola class
  Serviola class patrol boat
  The Serviola-class patrol boats were a series of patrol boats built in 1990 at the shipyard in Ferrol in the former Empresa Nacional Bazan for the Spanish Navy. They entered service in the Spanish Navy from October 1992...
  
  
• Anaga class
• Barceló class
• Toralla class
• Conejera class
• Chilreu class
• P111 class patrol boat
• Cabo Fradera class

Sweden

• Typ 60 class (Decommissioned)
• Tapper class (Swedish Navy
  Swedish Navy
  The Royal Swedish Navy is the naval branch of the Swedish Armed Forces. It is composed of surface and submarine naval units – the Fleet – as well as marine units, the so-called Amphibious Corps .In Swedish, vessels of the Swedish Navy are given the prefix "HMS," short for Hans/Hennes...
  
  )

Turkey

• Kılıç II class
• Kılıç I class
• Yıldız class
• Rüzgar class
• Doğan class
• Kartal class
  Kartal class
  The Kartal class is one of the fast attack missile and torpedo boat classes of the Turkish Navy.The vessels of this class were built by Lürssen Werft in Germany, and were based on the Zobel class...
  
  
• Türk class
  Türk class
  The AB-25 class is a class of large patrol craft that was built for the Turkish Navy in the late 1960s and early 1970s...
  
  
• ASW OPV class

United Kingdom

• Motor Launch
  Motor Launch
  A Motor Launch is a small military vessel in British navy service. It was designed for harbour defence and submarine chasing or for armed high speed air-sea rescue....
  
   of World War II
  World War II
  World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...
  
  
• Harbour Defence Motor Launch
  Harbour Defence Motor Launch
  The Harbour Defence Motor Launch was a British small motor vessel of the Second World War.The HDML was designed by W J Holt at the Admiralty in early 1939. During the war, 486 HDMLs were constructed, mainly by yacht builders, in the United Kingdom and a number of other allied countries...
  
   of World War II
• River class patrol vessel
  River class patrol vessel
  The River class is a class of three offshore patrol vessels in the Royal Navy, replacing the seven ships of the Island class. A fourth, modified vessel based on the River class has also been built for the Royal Navy, replacing the Castle class, for duties in the Falklands...
  
  
• Castle class patrol vessel
  Castle class patrol vessel
  -Ships in Class:HMS Leeds Castle HMS Dumbarton Castle -Design:The Castle class was intended as a series of six offshore patrol vessels for the Royal Navy, designed in response to criticism of the previous Island class for insufficient speed, non optimal sea keeping and lack of a flight deck for...
  
  
• Archer class patrol vessel
  Archer class patrol vessel
  The Archer class is a class of patrol and training vessels in service with the British Royal Navy, commonly referred to as a Fast Training Boat.-History & operations:...
  
  
• Island class patrol vessel
  Island class patrol vessel
  The Island-class patrol vessel was first designed and built for the Scottish Fisheries Protection Agency. As a result of the Royal Navy's experiences in the so-called Cod War with Iceland, and the success of FPV Jura in fishery protection patrols, the Navy built a further seven...
  
  

United States

• List of patrol vessels of the United States Navy
• Cutters of the US Coast Guard
• Eagle class patrol craft
  Eagle class patrol craft
  The Eagle class patrol craft were a set of steel ships smaller than destroyers but having a greater operational radius than the wooden-hulled, submarine chasers developed in 1917...
  
   of World War I
  World War I
  World War I , which was predominantly called the World War or the Great War from its occurrence until 1939, and the First World War or World War I thereafter, was a major war centred in Europe that began on 28 July 1914 and lasted until 11 November 1918...
  
   and World War II
  World War II
  World War II, or the Second World War , was a global conflict lasting from 1939 to 1945, involving most of the world's nations—including all of the great powers—eventually forming two opposing military alliances: the Allies and the Axis...
  
  
• PC Patrol Craft of World War II
• Cyclone class patrol ship
  Cyclone class patrol ship
  The Cyclone class patrol ships are a class of United States Navy coastal patrol boats. Most of these ships were launched between 1992 and 1994....
  
  
• Island class cutter (United States Coast Guard
  United States Coast Guard
  The United States Coast Guard is a branch of the United States Armed Forces and one of the seven U.S. uniformed services. The Coast Guard is a maritime, military, multi-mission service unique among the military branches for having a maritime law enforcement mission and a federal regulatory agency...
  
  )