Glossary

Maritime glossary, terms beginning with F (page 4)

All maritime glossary terms that begin with the letter F, drawn from every subject section. 2116 entries.

Showing 250 of 2116 terms (page 4 of 9).

Firm Order X71. Shipbrokers and Brokerage Firms: Term-of-art on broker channels signifying executable interest.
Firmware X25. Maritime Cybersecurity, OT and IT: Low level software embedded in devices such as VDRs, gateways and PLCs.
Firmware Signing X48. Maritime Cybersecurity: Cryptographic verification of firmware before installation on shipboard equipment.
First Aid X21. STCW Certificates, Crewing and Seafarer Welfare: STCW Regulation VI/4 paragraph 1 medical first aid for officers with designated duties.
First aid kit X19. Engine Room Watchkeeping and UMS Operations: Required at ECR, workshop, and steering gear under MLC 2006.
First aid kit (portable) X36. Shipboard Medical, Telemedicine and Seafarer Health: Smaller satellite kit at bridge, engine room, and galley separate from main chest.
First aider on board X36. Shipboard Medical, Telemedicine and Seafarer Health: STCW VI/1 trained crew member competent in basic first aid.
First Ammonia Powered Tugboat X140. Ammonia as Marine Fuel and Hydrogen Shipping: Sakigake, NYK's 4,200 kW tug retrofit at Keihin Dock for 2024 service in Tokyo Bay.
First Asbestos Survey X147. Ship Recycling, Hong Kong Convention, and Recycling Yards: An onboard sampling and inventory survey targeted at identifying ACM throughout the vessel for Part I of the IHM.
First barrier X56. LNG/LPG Carriers and IGC Code: Synonym for primary barrier in membrane LNG cargo tanks.
First Class Entry X8. IACS, Class Rules and Class Notations: initial classification of a new building on delivery.
First Cut X28. Ship Recycling and End-of-Life: Initial primary cutting operation, often a large section forward of the engine room.
First demand guarantee C1. Commercial shipping, chartering, economics and finance: Bank guarantee payable on first written demand.
First District X130. National Coast Guards and Cutter Fleets: USCG district headquartered Boston, covering New England states.
First Drip Sample X115. Marine Bunker and Cargo Surveying: Initial portion drawn into a continuous sampler at the start of transfer, retained as part of the composite sample.
First engineer X19. Engine Room Watchkeeping and UMS Operations: Synonym for second engineer in some flag administrations.
First Fleet F1. Maritime History: 1787 to 1788 British convoy that founded the colony of New South Wales.
First Foot Sample X115. Marine Bunker and Cargo Surveying: Sample drawn after the first measurable amount of cargo or bunker has entered a previously empty tank to confirm specification.
First Generation Beacon (FGB) X95. GMDSS Equipment and Survival Craft Communications: 406 MHz Cospas-Sarsat beacon compliant with document T.001, in service since 1985 and planned for phase out by 2030.
First Generation J-lay Tower X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: Vertical pipelay tower system as installed on vessels such as DCV Balder for deepwater rigid pipelines.
First Hit Vessel X22. Piracy, Maritime Security and Armed Protection: Term used by ReCAAP for the initial target in a series of related incidents.
First Light X80. Maritime Search and Rescue Coordination: Earliest time at which visual search becomes effective at dawn.
First line ashore X15. Ports, Terminals and Stevedoring: timestamp marking start of berthing.
First Loss X4. Marine Insurance, P&I and Claims: cover responding from the ground up subject to a stated limit without proportional contribution.
First Loss Tranche X49. Ship Finance, Leasing and Maritime Capital Markets: Position absorbing initial losses in a structured shipping financing.
First mile C3. Logistics, freight forwarding and multimodal trade: Movement from shipper to consolidation point.
First Notification X80. Maritime Search and Rescue Coordination: Initial alert received by an RCC that triggers a SAR response.
First Notification (UKMTO) E1. Maritime security, geopolitics and risk: Initial vessel report upon entering Voluntary Reporting Area.
First Officer X35. Yacht and Superyacht Industry: Same as Chief Mate on larger yachts; second in command of the deck department.
First pilot X32. Marine Pilotage and Pilot Operations: Lead pilot in a double-piloted transit.
First point of Aries X16. Nautical Science, Navigation and COLREGs: Origin of right ascension and sidereal hour angle on the celestial equator.
First port of call X6. Container, Intermodal and Trade Codes: Initial port a vessel visits on a coastal rotation.
First Preferred Ship Mortgage X49. Ship Finance, Leasing and Maritime Capital Markets: US statutory mortgage under 46 USC granting priority to the mortgagee.
First Principles Analysis X54. Naval Architecture Software and IACS Rules: Direct calculation alternative to prescriptive rules, recognized by IACS UR S11.
First Rate X11. Naval Vessels, Warship Systems and Naval Architecture: Royal Navy ship of the line with 100 or more guns.
First Sale Doctrine X151. Maritime Sanctions, Dark Fleet, and Price Cap Regimes: An export-pricing rule used in customs valuation that has occasionally been invoked to argue Russian-origin product pricing remained beneath the price cap.
First Sound X72. Bunkering Hubs and Bunker Suppliers: Initial tank ullage and trim measurement on the bunker barge taken before the transfer.
First Strake X54. Naval Architecture Software and IACS Rules: Plate strake adjacent to the keel addressed by IACS UR S23 thickness requirements.
First Tier Tribunal X51. Maritime Arbitration, Law and BIMCO Clauses: The arbitral panel of first instance, in contrast to any appellate or supervisory body.
First Trim Correction X5. Marine Surveying and Inspection: Initial trim correction in draft survey calculation.
First Trip Box X83. ISO Container Manufacturing and Leasing: New container released for a single laden trip from manufacturer plant to first destination.
First-Aid Box (MLC 4.1) X154. Maritime Welfare, Seafarer Charities, and MLC Rights: Mandatory onboard medical chest under the IMO/ILO/WHO International Medical Guide for Ships.
First-Class Pilot X159. Marine Pilotage, Pilot Districts, and Pilots' Associations: License grade in many US states authorizing the holder to pilot vessels of any tonnage in the district.
First-of-class trial B4. Shipbuilding, Materials, Sea Trials, Retrofits and Recycling: Extended sea trial for lead ship.
First-Tier Container X9. Cargo Securing, Lashing and Stability Vocabulary: Container resting directly on deck or hatch cover.
First-Year Ice D5. Coastal processes, sea-level, cryosphere and ocean observation science: Sea ice that has not survived a melt season.
First-year ice medium X27. Polar Code, Ice Navigation and Polar Operations: First-year ice 70 to 120 cm thick.
First-year ice thick X27. Polar Code, Ice Navigation and Polar Operations: First-year ice greater than 120 cm thick.
First-year ice thin X27. Polar Code, Ice Navigation and Polar Operations: First-year ice 30 to 70 cm thick.
FIS (Freight Investor Services) X44. Shipping Indices, FFAs and Freight Markets: London-based broker active in dry FFAs, tanker FFAs, container FFAs, fuel oil, and emissions derivatives.
Fischer-Tropsch X111. Methanol, Ammonia and Alternative Marine Fuels: Catalytic process that synthesizes liquid hydrocarbons from syngas, forming the basis of BTL marine biofuels.
Fischer-Tropsch Synthesis D6. Decarbonization, emissions and alternative fuels: Process converting syngas to liquid hydrocarbons.
Fish (Frozen) X120. Marine Catering, Provisions and Ship Chandlers: IMPA section 55 subsection 551100, individual quick frozen (IQF) standard.
Fish (Towed) X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Towed body housing a side-scan or sub-bottom transducer, kept at a target altitude above seabed by cable scope and vessel speed.
Fish Aggregating Device (Anchored) X87. Fishing Vessels and Fisheries Management: Moored device used in coastal small scale tuna fisheries, common in the Maldives and Philippines.
Fish Aggregating Device (Drifting) X87. Fishing Vessels and Fisheries Management: Untethered floating object deployed by tuna purse seiners with a satellite buoy.
Fish Carrier X87. Fishing Vessels and Fisheries Management: Reefer vessel used to transport frozen or chilled fish between fishing grounds and shore facilities.
Fish Hold Capacity X87. Fishing Vessels and Fisheries Management: Volume of refrigerated cargo space declared in vessel registers and used as a capacity proxy in RFMO records.
Fish meal X10. Marine Biology, Fisheries and Oceanography: Dried, ground product made from whole fish or fish trimmings, used in feeds.
Fish oil X10. Marine Biology, Fisheries and Oceanography: Oil extracted from oily fish such as anchoveta and menhaden.
Fish Pump (Pelagic) X87. Fishing Vessels and Fisheries Management: Vacuum or centrifugal pump used to transfer pelagic species from purse seine or trawl to hold.
Fish reefer carriage X70. Reefer Containers and Cold Chain Shipping: Carriage of frozen fish at minus 25 to minus 18 degrees Celsius or chilled fresh fish on ice or in modified atmosphere at zero to plus two degrees Celsius.
Fish Stock D4. Fisheries, aquaculture, blue economy and marine resources: Manageable unit of a fish population.
Fish Tag X41. Cruise Ship Public Health and VSP/USPH: Shellstock identification tag retained at the establishment for 90 days to permit traceback during outbreak investigation.
Fish the anchor X3. Ship Handling, Seamanship and Deck Vocabulary: Hoist the anchor flukes up to the rail (historical).
Fish-eye X45. Marine Paints, Coatings and Antifouling: Crater defect in a wet film caused by silicone or oil contamination of the substrate.
Fishbone (debate) X149. Marine Fuels, Bunkering, and Alternative Fuels: Industry slang referring to detailed sample chain-of-custody disputes in off-spec bunker claims.
Fishbone diagram X12. Maritime Casualties and Investigation: Cause-and-effect graphic developed by Kaoru Ishikawa, used in root cause analysis.
Fisheries Bycatch Reduction D3. Marine environmental science, pollution and conservation: Measures to reduce non-target catch.
Fisherman's bend X3. Ship Handling, Seamanship and Deck Vocabulary: Knot for bending a rope to an anchor ring or spar.
Fishers (Stella Maris) X102. Seafarer Welfare and Maritime Charities: Inland and sea fishery workers covered by Stella Maris ministry alongside merchant seafarers.
Fishery Improvement Project (FIP) D4. Fisheries, aquaculture, blue economy and marine resources: Multi-stakeholder effort to improve a fishery toward MSC certification.
Fishery Patrol Vessel E4. Cruise, offshore energy and auxiliary/specialised fleets: Constabulary vessel enforcing fishery laws.
Fishery Protection Squadron F1. Maritime History: Royal Navy unit of historic continuity since the seventeenth century.
Fishery Training F3. Seafaring Life, Education, Professions and Institutions: National fisheries training schools such as Norway's Vardo college.
Fishing capacity X10. Marine Biology, Fisheries and Oceanography: Maximum catch a fleet can produce given current technology and inputs.
Fishing Effort D4. Fisheries, aquaculture, blue economy and marine resources: Quantity of fishing activity in vessel days or hours.
Fishing Gear (Category H Annex V) X171. MARPOL 73/78: Annex-by-Annex Detailed Glossary: Garbage category for nets, lines, and traps, designed primarily to capture marine life; discharge prohibited everywhere from MARPOL Annex V Reg 7.
Fishing Gear Marking X87. Fishing Vessels and Fisheries Management: Identification of gear required under FAO Voluntary Guidelines for the Marking of Fishing Gear 2018.
Fishing Ground X73. Marine Hydrography, Charting and ENC: ENC object FSHGRD representing an area where commercial fishing routinely occurs.
Fishing License X87. Fishing Vessels and Fisheries Management: Permit issued by a flag state or coastal state authorizing a vessel to fish.
Fishing Master X87. Fishing Vessels and Fisheries Management: Senior officer responsible for fishing operations on large pelagic trawlers and tuna seiners.
Fishing Mortality (F) X87. Fishing Vessels and Fisheries Management: Instantaneous rate at which fish are removed from a stock by fishing.
Fishing support vessel B5. Ship Types and Individual Vessels: Mothership for fleet.
Fishing vessel (trawler, seiner, longliner) B5. Ship Types and Individual Vessels: Various fishing types.
Fishing Vessel Insurance X87. Fishing Vessels and Fisheries Management: Hull, machinery, and protection and indemnity cover for fishing vessels, often through specialized mutuals.
Fishing Vessel Protocol 1993 X158. IMO Conventions, Protocols, Codes, and Resolutions: Torremolinos Protocol of 1993 relating to the Safety of Fishing Vessels, never in force; replaced operationally by the Cape Town Agreement 2012.
Fishing Vessel Safety Code (FAO/ILO/IMO) X87. Fishing Vessels and Fisheries Management: Voluntary Code of Safety for Fishermen and Fishing Vessels, parts A and B.
Fishing Vessel Stability Information Booklet X87. Fishing Vessels and Fisheries Management: Required under the Torremolinos Protocol and the Cape Town Agreement for vessels of 24 meters and above.
Fishing Vessel Work Convention C188 X154. Maritime Welfare, Seafarer Charities, and MLC Rights: ILO 2007 convention extending MLC-style protections to fishers, in force 2017.
Fishing Vessels and Equipment Show (Icefish) X119. Maritime Conferences, Trade Shows and Awards: Triennial Reykjavik exhibition since 1984.
Fishing-eye Nozzle X69. EGCS Scrubbers, SCR and Marine Air Emissions: Spray nozzle profile used in some scrubber designs to achieve fine droplet distribution.
Fishmeal D4. Fisheries, aquaculture, blue economy and marine resources: Powdered ingredient produced from forage fish.
Fishmeal Replacement D4. Fisheries, aquaculture, blue economy and marine resources: Use of alternative protein sources in aquafeed.
Fishtail rudder X38. Propellers, Stern Gear and Shaft Lines: Rudder with a flared trailing edge profile increasing maximum lift, marketed by Schilling and others.
Fissile Material X75. IMDG Code, Classes, Packing and Segregation: Class 7 material containing fissile nuclides, with controls in IMDG 6.4 and 7.1 to prevent criticality.
Fit and Proper A7. Compliance, certification and enforcement: Standard applied by some flag administrations to operators.
Fit-up X58. Shipbuilding Yards and Construction: Alignment and clamping of plates or blocks before final welding.
Fitch Ratings X49. Ship Finance, Leasing and Maritime Capital Markets: Credit rating agency that maintains a small shipping coverage universe.
Fitch, John X39. Pre-1900 Maritime History: American inventor who operated an experimental steamboat on the Delaware River in 1787.
Fitness center X24. Cruise, Passenger Ship and Ferry Operations: Onboard gym facility, typically operated by a third-party concessionaire such as OneSpaWorld.
Fitness certificate X21. STCW Certificates, Crewing and Seafarer Welfare: STCW Regulation I/9 medical fitness document for seafarers, valid up to two years.
Fitness for boarding X32. Marine Pilotage and Pilot Operations: Periodic medical and physical assessment for active pilots.
Fitness for Duty (STCW) X102. Seafarer Welfare and Maritime Charities: Rules under STCW Section A-VIII/1 covering hours of rest, fatigue, and watchkeeper readiness.
Fitness for purpose (CO2 well) X57. Ocean Energy Beyond Wind: Assessment of legacy hydrocarbon wells for reuse as CO2 injectors in offshore CCS hubs.
Fitness for Service Survey X114. Maritime Arbitration and Shipping Law Firms: Class society inspection report often invoked in unseaworthiness claims.
Fitness for Tow Survey X43. Marine Surveying and Warranty Surveying: A marine warranty attendance verifying that a barge, rig, or vessel is suitable for the proposed towage, including hull integrity, stability, and rigging.
Fitness to Dive X82. Saturation Diving and Offshore Diving Operations: Medical and physical certification status of a diver.
Fitter, ship X58. Shipbuilding Yards and Construction: Skilled tradesman aligning and tacking plates, sections, and blocks prior to welding.
Fitting plan X76. Stevedoring, Lashing and Cargo Securing: Stowage drawing showing the type and location of every securing fitting required for a bay.
Fittings X75. IMDG Code, Classes, Packing and Segregation: Components such as valves and pressure relief devices on tanks and cylinders, regulated under IMDG 6.7 and 6.8.
Fittings, Fixed X9. Cargo Securing, Lashing and Stability Vocabulary: Welded or otherwise permanently attached securing devices.
Fittings, Portable X9. Cargo Securing, Lashing and Stability Vocabulary: Loose securing devices listed in the CSM inventory.
Fitzgerald Marine Reserve Education Center X121. Maritime Education, Academies and Universities: Coastal education centre in Moss Beach, California, mainly intertidal ecology, not seafarer training.
Five Degrees of Freedom Model X109. Maritime Autonomous Surface Ships and MASS Code: A simplified ship motion model used in some autonomy controllers that excludes one rotational mode for tractability.
Five Hundred Foot Rule X80. Maritime Search and Rescue Coordination: Standard minimum visual search altitude for fixed wing aircraft.
Five Member Panel X114. Maritime Arbitration and Shipping Law Firms: LMAA panel of fellow members above arbitrators and aspiring full members.
Five Oceans Salvage X13. Marine Salvage and Wreck Removal: Greek-based salvage contractor with global LOF response capability.
Five Powers Bond X157. Marine Loss Adjusters, GA Practice, and Casualty Firms: Form of average bond historically used for multi-jurisdiction GA cases.
Five Whys X12. Maritime Casualties and Investigation: Iterative questioning technique to reach a root cause, attributed to Sakichi Toyoda.
Five Year Cycle X142. Classification Societies and Class Notations: Standard interval between consecutive Special Surveys.
Five-blade FPP X38. Propellers, Stern Gear and Shaft Lines: Conventional merchant ship propeller arrangement reducing blade-rate pressure pulses relative to four-blade designs.
Five-Point Securing X9. Cargo Securing, Lashing and Stability Vocabulary: Securing pattern with five anchor points around heavy cargo.
Five-Wheel Per Side SPMT X104. Project Cargo Forwarders and Heavy Transport: SPMT configuration with five wheel pairs across each axle line for high payload.
Five-Year Inspection X83. ISO Container Manufacturing and Leasing: First periodic examination of a container at five years from manufacture under CSC.
Five-Year Special Survey X113. Drydock and Ship Repair Yards: Major class renewal survey conducted on or before each fifth anniversary of the ship's date of build.
Fix F5. The Reference Layer: Glossary, Units, Signals and Information Sources: Determined geographical position.
Fix interval B3. Nautical Science: Time between successive position fixes.
Fixed and failed X71. Shipbrokers and Brokerage Firms: Reported status when a deal is announced as fixed but fails on subjects.
Fixed and Floating Objects X108. Marine Insurance and P&I Clubs: Property such as buoys, piers, and platforms whose damage by a vessel is indemnified under FFO extension to P&I.
Fixed bed model X175. Port Engineering, Dredging, Breakwaters, and Quays: Physical hydraulic model with non-erodible bed used to study hydrodynamics around port and coastal structures.
Fixed Cargo Gear Survey X155. Marine Surveying Practice and Cargo Inspection: An inspection of cranes, derricks, and other lifting appliances, often combined with statutory load testing every five years and annual thorough examination.
Fixed Charge Coverage X49. Ship Finance, Leasing and Maritime Capital Markets: Ratio comparing earnings to fixed charges including lease rentals and interest.
Fixed CO2 system X19. Engine Room Watchkeeping and UMS Operations: Total flooding installation under SOLAS II-2 Regulation 10 for machinery spaces.
Fixed cone X76. Stevedoring, Lashing and Cargo Securing: Stacking cone permanently bolted to a hatch cover or pedestal.
Fixed Contamination X172. IMDG Code: Classes, Divisions, Segregation, and Key UN Numbers: Class 7 surface contamination not removable under routine conditions, with separate limits in 2.7.1.2.
Fixed deck foam system X170. SOLAS 1974 Convention: Chapter-by-Chapter Glossary: Required on tankers under SOLAS II-2/10.8 and FSS Code Chapter 14, with application rate of 0.6 L/min/m2 for crude oil and product tankers.
Fixed Demurrage X51. Maritime Arbitration, Law and BIMCO Clauses: A liquidated daily rate agreed for delay beyond laytime, regardless of actual loss.
Fixed Fee Agency X86. Port Agency, Husbandry and Disbursement: Agency arrangement with a fixed fee covering routine port call services.
Fixed Fire Detection and Alarm System (FDAS) B4. Shipbuilding, Materials, Sea Trials, Retrofits and Recycling: Type-approved system per FSS Code.
Fixed Fire System Survey X5. Marine Surveying and Inspection: Annual examination of CO2, foam, or water mist installations.
Fixed firefighting system C2. Ship operations, crewing and technical management: Such as CO2, foam, or water mist installations.
Fixed Gas Detection System X40. Tanker Vetting, SIRE and VIQ: A safety system on gas carriers reviewed under VIQ Chapter 13.
Fixed Lashing X104. Project Cargo Forwarders and Heavy Transport: Lashing arrangement intended to resist load motion in all sea states.
Fixed Leg X44. Shipping Indices, FFAs and Freight Markets: Pre-agreed FFA price agreed at trade inception and exchanged for the floating settlement price at expiry.
Fixed light X16. Nautical Science, Navigation and COLREGs: Light showing a steady beam.
Fixed minefield X77. Naval Mine Warfare and Mine Countermeasures: A minefield whose composition and positions are precisely recorded for friendly use and post-conflict clearance.
Fixed pilot station X32. Marine Pilotage and Pilot Operations: Pilot boarding location with defined coordinates, lights, and shore facilities.
Fixed Pitch Propeller X67. Marine Electrical Systems and Shore Power: Propeller with non-adjustable blades, typical on plants without a controllable pitch shaft generator arrangement.
Fixed Pitch Propeller (FPP) X30. Tug Operations and Harbour Towage: Propeller with non-adjustable blades, used on many conventional tugs.
Fixed Platform X14. Offshore Oil and Gas Marine Operations: Bottom-founded steel jacket or concrete structure pile-fixed to seabed.
Fixed Premium X53. Marine Insurance, P&I and Hull Clauses: A premium agreed at inception without subsequent call or supplementary contribution, contrasted with mutual P&I calls.
Fixed Premium Cover X108. Marine Insurance and P&I Clubs: P&I cover sold at a non-mutual fixed rate, common for charterer's liability and smaller tonnage.
Fixed Premium P&I X4. Marine Insurance, P&I and Claims: P&I cover written by commercial market insurers at non-mutual rates.
Fixed Price Contract X13. Marine Salvage and Wreck Removal: Wreck removal on a lump-sum basis under WRECKFIXED 2010.
Fixed Rate Tranche X49. Ship Finance, Leasing and Maritime Capital Markets: Portion of a loan that bears interest at a fixed rate, often via interest rate swap.
Fixed Reference Electrode X100. Marine Cathodic Protection and Anodes: A permanently installed Ag/AgCl or Zn electrode wired to the CP control panel for continuous monitoring.
Fixed Wing SRU X80. Maritime Search and Rescue Coordination: A fixed wing aircraft assigned as a Search and Rescue Unit.
Fixed-Free Beam X54. Naval Architecture Software and IACS Rules: Idealization used in legacy hull girder strength estimation prior to full FEM modeling.
Fixing X161. Shipbroking, Freight Derivatives, and Baltic Indices: Process of negotiating and concluding a charter party through competitive offer and counter-offer between brokers.
Fixing Window X44. Shipping Indices, FFAs and Freight Markets: Period each day during which the Baltic Exchange collects panellist data to compile route assessments.
Fixture X17. Chartering, Shipbroking and Freight Trading: Concluded charter party agreement.
Fixture comment X71. Shipbrokers and Brokerage Firms: Anonymized market color circulated by brokers explaining fixture context.
Fixture list X71. Shipbrokers and Brokerage Firms: Daily compilation of recent fixtures, often by Baltic Exchange members.
Fixture Note Reference X86. Port Agency, Husbandry and Disbursement: Charter party fixture reference used in agency appointment.
Fixture Recap X51. Maritime Arbitration, Law and BIMCO Clauses: The brokers' confirmation of the main terms agreed for the fixture, capable of constituting a binding contract.
Fixture report C1. Commercial shipping, chartering, economics and finance: Market report describing a concluded charter.
Fjord D2. Hydrography, tides, waves, bathymetry and marine geology: Long narrow glacially carved inlet with steep sides.
Fjord Mooring Network D5. Coastal processes, sea-level, cryosphere and ocean observation science: Set of moored instruments monitoring fjord circulation.
Fjord1 Bunker Tanker X116. Global Bunker Anchorages, Hubs and Supply Infrastructure: Norwegian coastal LNG bunker tanker fleet calling at Bergen, Stavanger, and Mongstad.
Fl (Flame Cleaning) X88. Marine Surface Preparation and Coatings Application: ISO 8501-1 symbol for flame cleaning preparation of steel.
Fl (Flashing) X23. AIS, GMDSS, IALA Buoyage and Aids to Navigation: Light character where duration of light is shorter than duration of darkness.
Flag X98. Ship Registries and Flag States: Nationality of a ship as evidenced by registration with a state's ship register and the right to fly that state's ensign.
Flag administration X7. Flag State, Port State Control and Detention Vocabulary: Government body responsible for ship registration, certification and oversight of the national fleet.
Flag bridge X11. Naval Vessels, Warship Systems and Naval Architecture: Bridge level reserved for the embarked flag officer's staff.
FLAG Europe-Asia (FEA) X122. Submarine Cable Laying, Repair Vessels and Operators: 28,000 km Reliance Globalcom system in service since 1997, built by KDD-SCS and AT and T-SSI and one of the first true global ring cables.
Flag hop X7. Flag State, Port State Control and Detention Vocabulary: Informal term for rapid succession of flag changes, often to evade PSC scrutiny.
Flag Hopping X151. Maritime Sanctions, Dark Fleet, and Price Cap Regimes: Rapid sequential changes of registry, typically among open registries with weak vetting, identified as a deceptive shipping practice.
Flag of choice X125. Superyacht Industry, Builders and Brokers: The owner selected registry, commonly Cayman, Marshall Islands, Malta, Isle of Man, or Bahamas.
Flag of convenience C1. Commercial shipping, chartering, economics and finance: Flag of a state with open registration policy.
Flag of Convenience (Naval Context) E2. Naval, defence and maritime law enforcement: Concern when warships transit foreign-flag commercial routes.
Flag of Convenience Cableship X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: Cable installation vessel registered under an open registry to gain operational flexibility in cross-border deployments.
Flag of Convenience Campaign X154. Maritime Welfare, Seafarer Charities, and MLC Rights: Long-running ITF campaign launched at the 1948 Oslo congress to secure CBA coverage and welfare standards on FOC ships.
Flag of Convenience FOC X28. Ship Recycling and End-of-Life: Open registry flag sometimes used for last voyages.
Flag of Convenience to Recycling X118. Ship Recycling Yards, Beaches and Regulation: Common practice of switching to St Kitts and Nevis, Comoros, Palau, or Tuvalu flag for the last voyage to facilitate beaching.
Flag of the port C4. Ports, terminals and coastal/marine civil engineering: Designation under port state legal framework.
Flag Out Survey X155. Marine Surveying Practice and Cargo Inspection: A condition survey performed when a vessel changes flag, often required by the receiving administration through a recognized organization.
Flag Performance X66. Port State Control and Regional MOUs: Performance band (White, Grey, Black) of the flag State based on a rolling 3-year period of inspections and detentions.
Flag performance list X7. Flag State, Port State Control and Detention Vocabulary: Annual Paris MoU and Tokyo MoU ranking of flags into white, grey and black categories.
Flag pilot signal X32. Marine Pilotage and Pilot Operations: Signal Letter H of the International Code of Signals indicating a pilot is on board.
Flag pole X15. Ports, Terminals and Stevedoring: light signal mast at lock entrances.
Flag signal X16. Nautical Science, Navigation and COLREGs: Visual communication using International Code of Signals flags.
Flag signaling B3. Nautical Science: International code of signals (INTERCO).
Flag State A6. Public international law of the sea: State of the ship's nationality, with jurisdiction under UNCLOS Article 94.
Flag State Approval X22. Piracy, Maritime Security and Armed Protection: Authorization required by IMO MSC.1/Circ.1406 before PCASP may embark.
Flag State Audit Scheme (IMSAS) X146. Port State Control Regimes, MoUs, and Inspection Systems: The IMO Member State Audit Scheme mandatory since 2016 that audits flag, port, and coastal State implementation.
Flag State Authorization X142. Classification Societies and Class Notations: Documented delegation under SOLAS XI-1/1 and the RO Code.
Flag State Control X98. Ship Registries and Flag States: Inspection and enforcement of statutory requirements by the flag administration on its registered vessels.
Flag State Convention Information (FSCI) X66. Port State Control and Regional MOUs: Component used in calculating flag State performance.
Flag State Cooperation X60. Marine Salvage and Wreck Removal: Coordination between flag and coastal states during a salvage and pollution incident.
Flag State Endorsement X21. STCW Certificates, Crewing and Seafarer Welfare: See Endorsement, document under STCW I/10.
Flag State Endorsement of IRRC X50. Ship Recycling, Demolition and Hong Kong Convention: The administration's confirmation of the International Ready for Recycling Certificate before delivery to the yard.
Flag State Enforcement E1. Maritime security, geopolitics and risk: Flag state's primary duty over its registered vessels.
Flag State Genuine Link A6. Public international law of the sea: Required under UNCLOS Article 91.
Flag State Implementation A1. The IMO and the international regulatory framework: Subject of the FSI Sub-Committee, restructured in 2013 into III.
Flag State Implementation (Energy) D6. Decarbonization, emissions and alternative fuels: Flag state enforcement of energy and emissions rules.
Flag State implementation (FSI) Sub-Committee X163. Marine Accident Investigation Agencies and Landmark Inquiries: Former IMO sub-committee whose casualty analysis function passed to the Sub-Committee on Implementation of IMO Instruments (III) in 2014.
Flag State Implementation Sub-Committee (FSI) X146. Port State Control Regimes, MoUs, and Inspection Systems: The former IMO Sub-Committee whose work on PSC was reorganized into the III Sub-Committee in 2013.
Flag state inspection C2. Ship operations, crewing and technical management: Inspection by the flag state administration.
Flag State Inspection (FSI) A7. Compliance, certification and enforcement: Inspection conducted by flag administration or RO on its behalf.
Flag State Inspection Record X40. Tanker Vetting, SIRE and VIQ: The history of flag-administration boardings, considered as part of overall regulatory standing.
Flag State Inspector X7. Flag State, Port State Control and Detention Vocabulary: Surveyor employed or authorized by the flag administration to verify compliance with statutory requirements.
Flag State Intervention X13. Marine Salvage and Wreck Removal: Action by the registry to require salvage or wreck removal compliance.
Flag State investigation duty X163. Marine Accident Investigation Agencies and Landmark Inquiries: Obligation under UNCLOS Article 94(7) for the flag State to cause an inquiry to be held into every marine casualty or incident of navigation on the high seas involving a ship of its flag and causing…
Flag State Medical Regulations X36. Shipboard Medical, Telemedicine and Seafarer Health: National implementation of MLC 2006 medical certificate and chest requirements.
Flag State Mortgage X49. Ship Finance, Leasing and Maritime Capital Markets: Mortgage registered against the vessel at its flag state ship registry.
Flag State Performance Guidelines X87. Fishing Vessels and Fisheries Management: FAO instrument adopted in 2014 to strengthen flag state responsibilities for vessels including fishing vessels.
Flag State Performance List X146. Port State Control Regimes, MoUs, and Inspection Systems: The Paris MoU and Tokyo MoU annual ranking dividing flag States into Black, Grey, and White Lists based on a three-year rolling average.
Flag State Performance Table A7. Compliance, certification and enforcement: Published annually by ICS measuring flag-state performance.
Flag State responsibilities X147. Ship Recycling, Hong Kong Convention, and Recycling Yards: Duties under the Hong Kong Convention to authorize ships, issue IHM and IRRC certificates, and notify Recycling States.
Flag State Safety Investigation Report X98. Ship Registries and Flag States: Report produced by the flag state under IMO Resolution MSC.255(84) following a very serious marine casualty.
Flag State Spill Investigation X126. Marine Oil Spill Response and OPRC Regimes: Casualty investigation under IMO Code, distinct from the coastal state response.
Flag State Survey X43. Marine Surveying and Warranty Surveying: An inspection by or on behalf of a flag administration to issue or renew statutory certificates under SOLAS, MARPOL, and Load Line.
Flag Survey X5. Marine Surveying and Inspection: Statutory survey conducted by flag state or recognized organization.
Flag-State Notification X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: Diplomatic procedure under UNCLOS by which cable repair vessels notify coastal states before operating in their EEZ.
FLAGS (Far North Liquids and Associated Gas System) X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: UK pipeline from Brent to St Fergus carrying natural gas and condensate from the northern North Sea.
Flake X3. Ship Handling, Seamanship and Deck Vocabulary: Lay a rope or chain in long figure-eight loops on deck.
Flake (Line) X173. Mooring, Anchoring, OCIMF MEG4, and Equipment Numeral: Lay out a mooring line in long flat coils on deck so that it runs free without kinks when paid out.
Flake aluminum X165. Marine Coatings, Antifouling, and Hull Husbandry: Lamellar pigment used in heat-resisting and barrier coatings for exhaust uptakes and funnel exteriors.
Flake Ice Plant X87. Fishing Vessels and Fisheries Management: Onboard ice maker producing thin flakes used to chill catch in fish holds and bins.
Flame arrester X19. Engine Room Watchkeeping and UMS Operations: Mesh element preventing flame propagation, fitted on cargo and bunker tank vents.
Flame Failure Detection X63. Marine Auxiliary Machinery and Pumps: Photoelectric or ionization device shutting down the burner if combustion is lost.
Flame screen X56. LNG/LPG Carriers and IGC Code: Mesh in cargo tank vent outlets that arrests flame propagation into the tank.
Flame Screen Inspection X5. Marine Surveying and Inspection: Examination of flame arresters and screens on tank vents.
Flame spray X45. Marine Paints, Coatings and Antifouling: Thermal spray process used to apply aluminum or zinc coatings for long-life corrosion protection.
Flammability Test X5. Marine Surveying and Inspection: Atmospheric test below LEL before hot work in tanks.
Flammable Cargo Inerting X60. Marine Salvage and Wreck Removal: Introduction of inert gas into cargo tanks to prevent ignition during salvage.
Flammable Gas X75. IMDG Code, Classes, Packing and Segregation: Gas that meets criteria for ignition at low concentration in air, Class 2.1.
Flammable Liquid X75. IMDG Code, Classes, Packing and Segregation: Liquid with flash point at or below 60 degrees Celsius, Class 3.
Flammable Range X1. Cargo Science, Commodities and Cargo Care: Concentration band between LEL and UEL where vapor ignites.
Flammable Solid X75. IMDG Code, Classes, Packing and Segregation: Substance liable to cause fire through friction or fast burning, Class 4.1.
Flange Connection X41. Cruise Ship Public Health and VSP/USPH: Joining method on potable water bunker manifolds with gaskets compatible with potable use.
Flange Test X82. Saturation Diving and Offshore Diving Operations: Pressure test on bolted joints inside hyperbaric piping.
Flange Up Position X104. Project Cargo Forwarders and Heavy Transport: Orientation of a piping spool or vessel during transport with flanges facing upward.
Flange-stiffener B4. Shipbuilding, Materials, Sea Trials, Retrofits and Recycling: Built-up T-bar stiffener used in primary structure.
Flank Array X91. Submarines and Submarine Cable Systems: Long passive sonar array mounted along the submarine's hull flanks.
Flank Search X80. Maritime Search and Rescue Coordination: Search variation directed along the flanks of a primary track.
Flap rudder X38. Propellers, Stern Gear and Shaft Lines: Rudder with a hinged trailing flap (Becker, Promac, JASTRAM), increasing lift at given helm angle.
Flap Valve Survey X5. Marine Surveying and Inspection: Inspection of non-return flap valves on ventilators and overboard lines.
Flare B1. Naval Architecture: Outward slope of side shell above the waterline.