Glossary

Maritime glossary, terms beginning with S (page 13)

All maritime glossary terms that begin with the letter S, drawn from every subject section. 4952 entries.

Showing 250 of 4952 terms (page 13 of 20).

SOLAS Chapter II-1 amendments X12. Maritime Casualties and Investigation: Post-Estonia changes adopted by MSC in 1995 strengthening ro-pax damage stability and visor design.
SOLAS Chapter II-1 Part B-1 X162. Naval Architecture, Stability, Resistance, and Structural Design: Probabilistic subdivision and damage stability regulations for cargo ships above 80 m and passenger ships, in force since 1 January 2009.
SOLAS Chapter II-1 Part G X110. LNG Bunkering Infrastructure and Vessels: SOLAS chapter making the IGF Code mandatory for ships using low-flashpoint fuels.
SOLAS Chapter II-2 X24. Cruise, Passenger Ship and Ferry Operations: Fire protection, fire detection, and fire extinction.
SOLAS Chapter II-2 Regulation 10.6.4 X120. Marine Catering, Provisions and Ship Chandlers: Fixed fire extinguishing system requirement over galley deep-fat cooking equipment.
SOLAS Chapter II-2 Regulation 19 X75. IMDG Code, Classes, Packing and Segregation: Regulation requiring DGDOC for carriage of packaged dangerous goods.
SOLAS Chapter II-2 Regulation 5 X110. LNG Bunkering Infrastructure and Vessels: SOLAS fire safety regulation addressing fire growth potential, applied to LNG-fueled ship arrangements.
SOLAS Chapter II-2 Regulation 7 X110. LNG Bunkering Infrastructure and Vessels: SOLAS fire safety regulation addressing detection and alarm, applied to LNG-fueled ship spaces.
SOLAS Chapter III X24. Cruise, Passenger Ship and Ferry Operations: Life-saving appliances and arrangements.
SOLAS Chapter III Regulation 32 X120. Marine Catering, Provisions and Ship Chandlers: Lifeboat provisions and ration requirements, including 10,000 kJ per person rations.
SOLAS Chapter IV X16. Nautical Science, Navigation and COLREGs: Radiocommunications, including GMDSS requirements.
SOLAS Chapter IX X139. Maritime Cybersecurity, OT Threats and Standards: Convention chapter incorporating the ISM Code through which IMO cyber requirements are enforced.
SOLAS Chapter V X16. Nautical Science, Navigation and COLREGs: Safety of Navigation.
SOLAS Chapter V Regulation 33 X80. Maritime Search and Rescue Coordination: Master's obligation to render assistance at sea.
SOLAS Chapter VI X158. IMO Conventions, Protocols, Codes, and Resolutions: Carriage of cargoes and oil fuels, including the IMSBC and Grain codes.
SOLAS Chapter VI Bulk Cargo X115. Marine Bunker and Cargo Surveying: SOLAS chapter governing carriage of grain and other bulk cargoes, the legal anchor for many cargo survey procedures.
SOLAS Chapter VI Part A X9. Cargo Securing, Lashing and Stability Vocabulary: General provisions for carriage of cargoes.
SOLAS Chapter VI Part B X9. Cargo Securing, Lashing and Stability Vocabulary: Special provisions for bulk cargoes other than grain.
SOLAS Chapter VI Part C X9. Cargo Securing, Lashing and Stability Vocabulary: Carriage of grain.
SOLAS Chapter VI Regulation 5 X75. IMDG Code, Classes, Packing and Segregation: Stowage and securing requirements applicable to all cargoes, complementary to IMDG.
SOLAS Chapter VI Regulation 7 X104. Project Cargo Forwarders and Heavy Transport: SOLAS regulation requiring documentation of cargo stowage and securing.
SOLAS Chapter VII X9. Cargo Securing, Lashing and Stability Vocabulary: Carriage of dangerous goods.
SOLAS Chapter VII Part A X75. IMDG Code, Classes, Packing and Segregation: Carriage of dangerous goods in packaged form, the legal hook for IMDG.
SOLAS Chapter VII Part B X75. IMDG Code, Classes, Packing and Segregation: Construction and equipment of ships carrying dangerous liquid chemicals in bulk, the hook for IBC and BCH codes.
SOLAS Chapter VIII X158. IMO Conventions, Protocols, Codes, and Resolutions: Nuclear ships.
SOLAS Chapter X X158. IMO Conventions, Protocols, Codes, and Resolutions: Safety measures for high-speed craft, making the HSC Code mandatory.
SOLAS Chapter XI-1 X158. IMO Conventions, Protocols, Codes, and Resolutions: Special measures to enhance maritime safety, including IMO Number, CSR, and III Code references.
SOLAS Chapter XI-1 Regulation 6 X12. Maritime Casualties and Investigation: Mandatory provision making MSC.255(84) Casualty Investigation Code binding.
SOLAS Chapter XI-2 E1. Maritime security, geopolitics and risk: Maritime security regulations including ISPS.
SOLAS Chapter XII X158. IMO Conventions, Protocols, Codes, and Resolutions: Additional safety measures for bulk carriers, adopted 1997 and amended subsequently.
SOLAS Chapter XIII X158. IMO Conventions, Protocols, Codes, and Resolutions: Verification of compliance, making the III Code mandatory from 1 January 2016.
SOLAS Chapter XIV X27. Polar Code, Ice Navigation and Polar Operations: Safety measures for ships operating in polar waters; adopted by MSC.386(94).
SOLAS Chapter XV X158. IMO Conventions, Protocols, Codes, and Resolutions: Safety measures for ships carrying industrial personnel, adopted by MSC.521(106) and in force 1 July 2024.
SOLAS Compliance Verification X86. Port Agency, Husbandry and Disbursement: Verification of SOLAS-related certificates by the agent.
SOLAS Conference 1974 X170. SOLAS 1974 Convention: Chapter-by-Chapter Glossary: Adopted 1 November 1974 in London, replacing SOLAS 1960.
SOLAS Convention A2. Maritime safety legislation: SOLAS and its codes: 1974 Convention as amended, the principal maritime safety treaty.
SOLAS Environmental Impact D3. Marine environmental science, pollution and conservation: Indirect environmental aspects of SOLAS requirements.
SOLAS Equipment Inventory X5. Marine Surveying and Inspection: Verification of equipment listed in Record of Equipment.
SOLAS familiarization X21. STCW Certificates, Crewing and Seafarer Welfare: Onboard induction in safety equipment and procedures under STCW I/14.
SOLAS II-1 X8. IACS, Class Rules and Class Notations: chapter governing construction, subdivision and machinery; basis for many class-statutory interfaces.
SOLAS II-1 Part B-1 X9. Cargo Securing, Lashing and Stability Vocabulary: Subdivision and damage stability of cargo and passenger ships.
SOLAS II-1/29 X19. Engine Room Watchkeeping and UMS Operations: Steering gear performance requirement of 35 to 30 deg in 28 seconds at maximum service draft.
SOLAS II-1/3-5 X28. Ship Recycling and End-of-Life: Regulation prohibiting new installations of asbestos on ships from 1 January 2011.
SOLAS II-1/3-8 X173. Mooring, Anchoring, OCIMF MEG4, and Equipment Numeral: SOLAS regulation requiring towing and mooring equipment to be of sufficient strength and arranged to allow safe operation, referencing IACS UR A2 in practice.
SOLAS II-1/41 X19. Engine Room Watchkeeping and UMS Operations: Main and emergency source of electrical power requirement.
SOLAS II-1/43 X19. Engine Room Watchkeeping and UMS Operations: Emergency source requirement for cargo ships.
SOLAS II-1/45 X19. Engine Room Watchkeeping and UMS Operations: Precautions against shock, fire, and other hazards of electrical origin.
SOLAS II-1/46 X19. Engine Room Watchkeeping and UMS Operations: Operational requirement for periodically unattended machinery spaces.
SOLAS II-1/47 X19. Engine Room Watchkeeping and UMS Operations: Fire precautions for periodically unattended machinery spaces.
SOLAS II-1/48 X19. Engine Room Watchkeeping and UMS Operations: Protection against flooding for unattended machinery spaces.
SOLAS II-1/49 X19. Engine Room Watchkeeping and UMS Operations: Bridge control of propulsion machinery for unattended spaces.
SOLAS II-1/50 X19. Engine Room Watchkeeping and UMS Operations: Communications between bridge and machinery spaces.
SOLAS II-1/51 X19. Engine Room Watchkeeping and UMS Operations: Engineers' alarm requirement.
SOLAS II-1/52 X19. Engine Room Watchkeeping and UMS Operations: Safety system for unattended machinery spaces.
SOLAS II-1/53 X19. Engine Room Watchkeeping and UMS Operations: Special consideration for passenger ships under UMS.
SOLAS II-2 X8. IACS, Class Rules and Class Notations: chapter on fire safety, verified by RO during construction and periodical surveys.
SOLAS II-2/10 X19. Engine Room Watchkeeping and UMS Operations: Fire fighting arrangements in machinery spaces.
SOLAS II-2/4 X19. Engine Room Watchkeeping and UMS Operations: Probability of ignition arrangements covering fuel piping above 220 deg C.
SOLAS Protocol 1978 X170. SOLAS 1974 Convention: Chapter-by-Chapter Glossary: Introduced unscheduled inspections and IOPP cross-references; in force 1 May 1981.
SOLAS Protocol 1988 X170. SOLAS 1974 Convention: Chapter-by-Chapter Glossary: Introduced the Harmonized System of Survey and Certification (HSSC); in force 3 February 2000.
SOLAS Protocol of 1978 A4. Other IMO and ILO conventions and codes: Adopted with MARPOL Protocol of 1978.
SOLAS Reg II-1 X38. Propellers, Stern Gear and Shaft Lines: SOLAS chapter referencing propulsion machinery and shaft sealing requirements within machinery space protection.
SOLAS Reg II-1/29 X63. Marine Auxiliary Machinery and Pumps: Steering gear requirements covering capacity, redundancy, and emergency arrangements.
SOLAS Reg II-2/10 X63. Marine Auxiliary Machinery and Pumps: Fire pumping and water supply requirements including number and capacity of fire pumps.
SOLAS Reg II-2/4 X47. Marine Fuel Quality and ISO 8217: Convention provision requiring minimum 60 C flash point for fuel oil used on cargo ships, with limited 43 C exception for emergency systems.
SOLAS Reg. II-1/26 B2. Marine Engineering: Machinery installation requirements.
SOLAS Regulation I/21 X12. Maritime Casualties and Investigation: Flag-state obligation to investigate casualties to its ships and supply reports to IMO.
SOLAS Regulation II-1/3-5 X147. Ship Recycling, Hong Kong Convention, and Recycling Yards: Provision banning new installation of asbestos onboard ships from 1 January 2011.
SOLAS Regulation V/14 X16. Nautical Science, Navigation and COLREGs: Manning principles; working language on the bridge.
SOLAS Regulation V/19 X16. Nautical Science, Navigation and COLREGs: Carriage requirements for shipborne navigational systems and equipment.
SOLAS Regulation V/22 X16. Nautical Science, Navigation and COLREGs: Navigation bridge visibility.
SOLAS Regulation V/27 X16. Nautical Science, Navigation and COLREGs: Nautical charts and publications kept up to date.
SOLAS Regulation V/34 X16. Nautical Science, Navigation and COLREGs: Safe navigation and voyage planning, referencing IMO Resolution A.893(21).
SOLAS Regulation XI-1/6 X163. Marine Accident Investigation Agencies and Landmark Inquiries: SOLAS regulation made mandatory on 1 January 2010 that requires contracting Governments to apply the Casualty Investigation Code adopted by Resolution MSC.255(84) to marine safety investigations.
SOLAS sea-area MCM X77. Naval Mine Warfare and Mine Countermeasures: National obligations under maritime safety conventions to clear known mine danger areas.
SOLAS Survey X43. Marine Surveying and Warranty Surveying: A general term for any statutory inspection under the International Convention for the Safety of Life at Sea.
Solas V Familiarization X160. Maritime Academies, Universities, and STCW Certification: Module covering navigation equipment, voyage planning, and bridge procedures under SOLAS Chapter V required by national MET syllabi.
SOLAS V/14 X31. Helicopter Operations on Ships: Convention regulation governing helicopter facilities on ships.
SOLAS V/15 X109. Maritime Autonomous Surface Ships and MASS Code: The SOLAS regulation on bridge design and equipment layout, relevant to unmanned bridge designs.
SOLAS V/19 B3. Nautical Science: Carriage requirements for navigational equipment.
SOLAS V/19-1 X168. Bridge Electronics: Radar, ECDIS, GMDSS, and IBS: SOLAS regulation establishing the LRIT system for satellite-based vessel tracking.
SOLAS V/19.2.1.4 X73. Marine Hydrography, Charting and ENC: The SOLAS Chapter V regulation requiring ECDIS carriage on new ships.
SOLAS V/19.2.10 X73. Marine Hydrography, Charting and ENC: The SOLAS regulation framing nautical chart and publication carriage requirements.
SOLAS V/2 VGM X115. Marine Bunker and Cargo Surveying: SOLAS regulation requiring Verified Gross Mass for packed containers since 1 July 2016.
SOLAS V/20 X168. Bridge Electronics: Radar, ECDIS, GMDSS, and IBS: SOLAS regulation requiring VDR carriage by ship type and size.
SOLAS V/22 B3. Nautical Science: Bridge visibility requirements.
SOLAS V/23 X32. Marine Pilotage and Pilot Operations: Regulation on pilot transfer arrangements, revised by MSC.308(88) and in force 1 July 2012.
SOLAS V/34 B3. Nautical Science: Voyage planning requirement.
SOLAS V/9 (hydrography) X27. Polar Code, Ice Navigation and Polar Operations: Considered when navigating poorly charted Arctic and Antarctic areas.
SOLAS VGM X15. Ports, Terminals and Stevedoring: Verified Gross Mass requirement under SOLAS VI/2 effective 2016.
SOLAS VI/2 X6. Container, Intermodal and Trade Codes: Regulation requiring verification of container gross mass before loading.
SOLAS VI/5 X76. Stevedoring, Lashing and Cargo Securing: Regulation requiring vessels carrying cargoes other than solid and liquid bulk to carry an approved Cargo Securing Manual.
SOLAS VI/5-1 X9. Cargo Securing, Lashing and Stability Vocabulary: Requirement for cargo securing manual.
SOLAS VII/5 X9. Cargo Securing, Lashing and Stability Vocabulary: Requirement for cargo securing manual for dangerous goods.
SOLAS XI-1/1 X142. Classification Societies and Class Notations: Regulation requiring authorization of ROs in accordance with the RO Code.
Sole X87. Fishing Vessels and Fisheries Management: Solea solea, the principal target of Dutch and English beam trawlers in the North Sea.
Sole Arbitrator X114. Maritime Arbitration and Shipping Law Firms: Single arbitrator appointed under expedited or small claims procedures.
Sole Arbitrator Presumption (LMAA) X51. Maritime Arbitration, Law and BIMCO Clauses: The presumption under the LMAA Small Claims and Intermediate Procedures that a single arbitrator will determine the reference unless otherwise agreed.
Sole piece X38. Propellers, Stern Gear and Shaft Lines: Forging at the bottom of a horn-supported rudder, sometimes interacting with the propeller race.
Soleil X109. Maritime Autonomous Surface Ships and MASS Code: The Mitsui OSK Lines Sunflower Soleil ferry used in MEGURI 2040 autonomous ferry trials.
Solent X84. Yacht Racing, Regattas and Sailing Governance: The strait between the Isle of Wight and the English mainland, where the Royal Yacht Squadron runs Cowes Week.
Solent rig X125. Superyacht Industry, Builders and Brokers: Sail plan with twin headsails sometimes used on larger yachts.
Solent Towage CTV X59. Offshore Wind O&M, CTVs and SOVs: Solent based CTV unit supporting south coast wind operations.
Solent University Warsash Maritime School X121. Maritime Education, Academies and Universities: See Warsash Maritime Academy.
Solid X75. IMDG Code, Classes, Packing and Segregation: Substance in solid state at 20 degrees Celsius and 101.3 kPa, with relevant tests under IMDG 2.3.4.
Solid Bulk Cargo X75. IMDG Code, Classes, Packing and Segregation: Material loaded in bulk into the cargo space of a ship, IMSBC governs and overlaps with IMDG for dangerous bulk solids.
Solid bulk cargo declaration X170. SOLAS 1974 Convention: Chapter-by-Chapter Glossary: Required under SOLAS VI/2 and IMSBC Code, including Group A (liquefaction), B (hazardous chemical), and C (neither) classification.
Solid Bulk Cargo Residue Disposal X50. Ship Recycling, Demolition and Hong Kong Convention: The cleaning of residual dry bulk cargoes from holds before yard handover.
Solid Bulk Cargo Shipping Name X1. Cargo Science, Commodities and Cargo Care: Standardized name on IMSBC declaration.
Solid coupling X38. Propellers, Stern Gear and Shaft Lines: Rigid bolted flange coupling joining shaft sections, the dominant intermediate-shaft coupling type.
Solid epoxy X45. Marine Paints, Coatings and Antifouling: 100 percent solids epoxy product applied as a thick film.
Solid forged propeller shaft X38. Propellers, Stern Gear and Shaft Lines: Tailshaft made from a single forging, the standard arrangement on most merchant ships.
Solid Inorganic NOS X75. IMDG Code, Classes, Packing and Segregation: Generic UN entries such as UN 3261 Corrosive Solid Acidic Inorganic NOS.
Solid Organic NOS X75. IMDG Code, Classes, Packing and Segregation: Generic UN entries such as UN 3147 Dye Solid Corrosive NOS.
Solid State Radar X109. Maritime Autonomous Surface Ships and MASS Code: A radar architecture based on semiconductor power amplifiers used in current marine and autonomous installations.
Solid State Soft Starter X67. Marine Electrical Systems and Shore Power: Thyristor-based starter that ramps voltage to limit inrush current on marine motors.
Solids by volume X45. Marine Paints, Coatings and Antifouling: Percent of a wet coating that remains after solvent evaporation, used to calculate theoretical spreading rate.
Solitaire X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: Allseas pipelay vessel of 397 m length, the world's largest pipelay vessel by tonnage and lay tension.
Solitaire du Figaro X84. Yacht Racing, Regattas and Sailing Governance: A French stage race for single-handed sailors, founded in 1970.
Solomon Islands PSC X66. Port State Control and Regional MOUs: Tokyo MOU member.
Solstad Offshore X79. Tugs and Towage Industry: Norwegian offshore vessel operator headquartered in Skudeneshavn.
Soluble Salt X88. Marine Surface Preparation and Coatings Application: Ionic contaminant on a surface including chloride, sulfate, and nitrate that promotes osmotic blistering and underfilm corrosion.
Soluble salt test X45. Marine Paints, Coatings and Antifouling: Measurement of soluble chloride, sulfate, and nitrate on blasted steel using the Bresle method per ISO 8502-6.
Solus-LR X65. ROVs, AUVs, USVs and Marine Robotics: See Cellula Solus-LR.
Solus-XR X65. ROVs, AUVs, USVs and Marine Robotics: See Cellula Solus-XR.
Solvang ASA X134. LNG and LPG Carrier Operators and Containment Systems: Norwegian Stavanger headquartered LPG carrier operator with fleet of 21 LPG and ethylene carriers including ammonia ready VLGCs.
Solvent X45. Marine Paints, Coatings and Antifouling: Volatile carrier that reduces viscosity for application and evaporates during cure.
Solvent Cleaning X88. Marine Surface Preparation and Coatings Application: Removal of oil, grease, and other contaminants by solvent, emulsion, alkaline, or steam cleaning per SSPC-SP 1.
Solvent entrapment X165. Marine Coatings, Antifouling, and Hull Husbandry: Coating defect caused by skinning over before underlying solvent escapes, producing micro-blisters or weak films.
Solvent Naphtha X75. IMDG Code, Classes, Packing and Segregation: UN 1256 or UN 2553 depending on family.
Solvent-free epoxy X45. Marine Paints, Coatings and Antifouling: Epoxy containing no volatile solvent, applied at very high film thickness.
Solvo.TOS X46. Container Terminal Operations: A terminal operating system developed by SOLVO used at container, multipurpose, and bulk terminals.
Solway Firth X57. Ocean Energy Beyond Wind: UK estuary historically studied for tidal range generation.
Somali Basin E1. Maritime security, geopolitics and risk: Western Indian Ocean piracy operating area.
Somalia, Federal Republic of X127. Maritime Security, Anti-Piracy and PMSCs: Coastal state from which over 95 percent of Indian Ocean piracy originated 2008 to 2012.
SoMat eDAQ X96. Hull Integrity Monitoring and Strain Gauges: Mobile data acquisition system family historically associated with HBM for field structural measurement.
Sommerfeld radiation condition B1. Naval Architecture: Outgoing-wave boundary condition.
SOMS X22. Piracy, Maritime Security and Armed Protection: Strait of Malacca and Singapore, principal Asian chokepoint covered by the Malacca Strait Patrol.
SOMSEC X127. Maritime Security, Anti-Piracy and PMSCs: Somalia Maritime Security architecture under DCOC Jeddah Amendment.
Son Won-il-class X91. Submarines and Submarine Cable Systems: Republic of Korea Navy Type 214 submarine class, designated KSS-II.
Sonangol Vetting X150. Tanker Vetting: OCIMF SIRE, CDI, RightShip, and TMSA: Angola's state oil company vetting function for crude offtake from its Atlantic offshore terminals.
Sonar D5. Coastal processes, sea-level, cryosphere and ocean observation science: Sound navigation and ranging device.
SONAR 193M X77. Naval Mine Warfare and Mine Countermeasures: The Type 193M minehunting sonar formerly fitted in some Royal Navy MCMVs.
Sonardyne X57. Ocean Energy Beyond Wind: UK provider of underwater acoustic monitoring used at tidal and CCS sites.
Sonardyne Ranger 2 X65. ROVs, AUVs, USVs and Marine Robotics: See Ranger 2.
Sonardyne Solstice X65. ROVs, AUVs, USVs and Marine Robotics: Multi aperture sonar product from Sonardyne for AUV mounted survey.
Sonardyne SPRINT X65. ROVs, AUVs, USVs and Marine Robotics: Subsea inertial navigation product line from Sonardyne combining INS with USBL and LBL aiding.
Sonardyne SPRINT-Nav X65. ROVs, AUVs, USVs and Marine Robotics: Integrated INS, DVL and pressure sensor module from Sonardyne for AUV and ROV navigation.
Sonardyne Syrinx X65. ROVs, AUVs, USVs and Marine Robotics: Sonardyne 600 kHz Doppler velocity log for ROV and AUV navigation.
Sonarman X91. Submarines and Submarine Cable Systems: US Navy enlisted sonar operator rating, historically termed sonar technician.
SonarWiz X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Chesapeake Technology software for processing side-scan and sub-bottom data, widely used in the offshore industry.
Sondre Akershuskai X164. Cruise Industry, Brands, Ship Classes, and Terminals: The Oslo cruise berth beneath Akershus Fortress in the inner harbor.
Songkhla X124. Dredging Industry and Reclamation Contractors: Thai port deepening project.
Sonobuoy X11. Naval Vessels, Warship Systems and Naval Architecture: Air-dropped expendable sonar, A-size or smaller.
Soo Locks X166. Inland Waterways, Ferries, RoRo, and Short Sea Shipping: The four parallel US-operated locks at Sault Sainte Marie, Michigan, lifting Great Lakes traffic 21 ft between Lake Superior and Lake Huron.
Soot X2. Marine Bunker Fuels, Lubricants and Bunkering Operations: Carbonaceous solid from incomplete combustion, contaminant of system oil.
Soot blower B2. Marine Engineering: Steam/air blower for boiler tube cleaning.
SOP X15. Ports, Terminals and Stevedoring: Standard Operating Procedure for terminal tasks.
SOPEP X40. Tanker Vetting, SIRE and VIQ: The Shipboard Oil Pollution Emergency Plan required under MARPOL Annex I, reviewed under VIQ Chapter 6.
SOPEP Equipment Locker X40. Tanker Vetting, SIRE and VIQ: The dedicated locker holding spill-response equipment, examined during VIQ Chapter 6 walk-throughs.
SOPEP Locker Inspection X5. Marine Surveying and Inspection: Inspection of Shipboard Oil Pollution Emergency Plan equipment.
SOPEP/SMPEP A2. Maritime safety legislation: SOLAS and its codes: Pollution emergency plans linked through SOLAS/MARPOL interface.
Sophie Germain X122. Submarine Cable Laying, Repair Vessels and Operators: Orange Marine cable ship, 100 m LOA, built 2023 at Colombo Dockyard for Orange Marine, named for Sophie Germain.
Sophos Intercept X X107. Maritime Cybersecurity and OT Security: Endpoint protection product from Sophos.
Sorbent X60. Marine Salvage and Wreck Removal: Material that absorbs or adsorbs oil, used as a polishing tool in spill response.
Sorlandet X128. Sail Training Ships and Tall Ship Associations: Norwegian three masted full rigged ship built 1927 at Hoivolds Skipsbyggeri Kristiansand, 64 m length, oldest full rigged ship still in operation, today operated by West Island College International.
Sormovskiy X166. Inland Waterways, Ferries, RoRo, and Short Sea Shipping: A Soviet-built river-sea cargo class (project 1557 and 488) of about 2,700 to 3,500 t deadweight, fitted for Volga-Baltic and Black Sea operation.
Soryu class X11. Naval Vessels, Warship Systems and Naval Architecture: JMSDF AIP submarine, Stirling powered.
SOS International Copenhagen X36. Shipboard Medical, Telemedicine and Seafarer Health: Danish 24/7 assistance company providing maritime medical advice.
Sosiya X28. Ship Recycling and End-of-Life: Southern part of the Alang-Sosiya cluster with additional plots.
SOSREP E4. Cruise, offshore energy and auxiliary/specialised fleets: UK Secretary of State Representative for Maritime Salvage and Intervention.
SOTDMA X74. AIS Data, Vessel Tracking and Maritime Intelligence: Self-Organized Time Division Multiple Access scheme used by Class A AIS.
Sound X3. Ship Handling, Seamanship and Deck Vocabulary: Measure depth.
Sound and Light, Pilot Boat X159. Marine Pilotage, Pilot Districts, and Pilots' Associations: Optional supplementary lighting fitted on pilot boats to assist visual identification during night transfers.
Sound Arrived Value X157. Marine Loss Adjusters, GA Practice, and Casualty Firms: Market value of cargo had it arrived undamaged, used in cargo claim quantification.
Sound signal B3. Nautical Science: Whistle, gong, or bell signal per COLREGs Annex III.
Sound Speed Profile (SVP) X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: Vertical profile of sound speed in the water column required for multibeam survey calibration.
Sound velocity (in seawater) X10. Marine Biology, Fisheries and Oceanography: Approximately 1,500 m/s, varying with temperature, salinity, and pressure.
Sound Velocity Profiler (SVP) X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Instrument that measures sound speed through the water column, used to correct multibeam beam refraction.
Sound-isolated mount X11. Naval Vessels, Warship Systems and Naval Architecture: Decoupled machinery mount to reduce radiated noise.
Sounding X3. Ship Handling, Seamanship and Deck Vocabulary: Measured depth.
Sounding Bob X115. Marine Bunker and Cargo Surveying: Weighted brass tip attached to a sounding tape, used to detect the liquid surface inside a tank.
Sounding Datum X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Vertical reference to which observed depths are reduced, typically chart datum at the survey location.
Sounding Density X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Number of unique soundings per unit area, an IHO S-44 metric for coverage adequacy.
Sounding pipe X19. Engine Room Watchkeeping and UMS Operations: Vertical pipe with screwed cap allowing tape sounding of tanks.
Sounding Pipe Inspection X5. Marine Surveying and Inspection: Verification of pipe condition, marking, and self-closing device.
Sounding tape X19. Engine Room Watchkeeping and UMS Operations: UTI or steel tape graduated for tank sounding with water finding paste.
Sounding Tube Survey X60. Marine Salvage and Wreck Removal: Tank sounding survey on a casualty to determine flooding extent.
Soundings X124. Dredging Industry and Reclamation Contractors: Depth measurements aggregated into bathymetric surveys for dredge management.
Soundscape D5. Coastal processes, sea-level, cryosphere and ocean observation science: Combination of biological, geophysical, and anthropogenic sounds.
Soup (Powder) X120. Marine Catering, Provisions and Ship Chandlers: IMPA 550413 cream soup mix, 1 kg pack, ambient store.
Source Control D3. Marine environmental science, pollution and conservation: Reducing pollutants at their origin.
Source Diagram X73. Marine Hydrography, Charting and ENC: A paper-chart diagram showing the surveys that contributed to charted depths; equivalent in ENCs via CATZOC and M_QUAL.
Source Inventory D3. Marine environmental science, pollution and conservation: List quantifying contributions of pollutant sources.
Sourcing Contract (Fleet) X120. Marine Catering, Provisions and Ship Chandlers: Master agreement between manager and chandler for nominated ports and price book.
South Africa Bunker Range X72. Bunkering Hubs and Bunker Suppliers: Bunker supply region covering Cape Town, Durban, Richards Bay, and historically Algoa Bay STS.
South Africa Marine Industry Conference X119. Maritime Conferences, Trade Shows and Awards: Annual Cape Town event hosted by SAIMI.
South Africa PSC X66. Port State Control and Regional MOUs: Indian Ocean MOU and Abuja MOU member; PSC conducted by SAMSA.
South Africa-EU Citrus X136. Reefer Vessels and Cool Chain Operators: Major reefer container trade from Durban and Cape Town to Rotterdam and Saint Petersburg, with peak season May to October.
South African Admiralty Jurisdiction Regulation Act 1983 X114. Maritime Arbitration and Shipping Law Firms: Statute governing admiralty arrests and proceedings in South Africa.
South African bunker market X116. Global Bunker Anchorages, Hubs and Supply Infrastructure: Comprises Durban, Cape Town, Port Elizabeth, and Algoa Bay STS, with the Algoa Bay license dispute disrupting supply from 2023.
South African Hydrographic Office X73. Marine Hydrography, Charting and ENC: SANHO, at Tokai, Western Cape.
South African Marine Accident Investigation X163. Marine Accident Investigation Agencies and Landmark Inquiries: See SAMSA.
South African Maritime Safety Authority Welfare X154. Maritime Welfare, Seafarer Charities, and MLC Rights: SAMSA-administered welfare facilitation in South African ports.
South African Transnet Pilots X159. Marine Pilotage, Pilot Districts, and Pilots' Associations: Pilotage cadre of Transnet National Ports Authority serving Durban, Richards Bay, Cape Town, Saldanha, Ngqura, and Port Elizabeth.
South Asian Seafarers' Welfare X102. Seafarer Welfare and Maritime Charities: Regional welfare focus addressed by Stella Maris India, Sailors Society India, and ITF affiliates.
South Asian Ship Recycling Capacity X50. Ship Recycling, Demolition and Hong Kong Convention: The combined demolition capacity of India, Bangladesh, and Pakistan, traditionally accounting for the majority of global LDT broken.
South Atlantic Anomaly D1. Physical and chemical oceanography and marine meteorology: Region of weakened geomagnetic field complicating some satellite measurements.
South Atlantic Gyre X10. Marine Biology, Fisheries and Oceanography: Subtropical anticyclonic circulation of the South Atlantic.
South Atlantic Hydrographic Commission (SAIHC) X129. Hydrographic Offices, Survey Vessels and Marine Cartography: IHO regional hydrographic commission covering coastal states of Africa's southern Atlantic and Indian Ocean coasts.
South Atlantic Treaty Area Boundary X27. Polar Code, Ice Navigation and Polar Operations: 60 degrees S parallel that bounds the Antarctic Treaty area.
South Atlantic VLOC Casualty X60. Marine Salvage and Wreck Removal: Reference to the Stellar Daisy sinking in March 2017.
South Boats IOW X132. High-Speed Craft, Hydrofoils and Ferry Operators: Isle of Wight builder of crew transfer catamarans for the offshore wind sector.
South Channel X124. Dredging Industry and Reclamation Contractors: Port Phillip Bay deepening completed by Boskalis in 2009.
South China Sea X10. Marine Biology, Fisheries and Oceanography: Marginal sea of the western Pacific bordered by China and Southeast Asia.
South China Sea Arbitration (Philippines v China) PCA Case 2013-19 X143. Landmark Maritime Law Cases and Doctrines: Annex VII UNCLOS tribunal award on 12 July 2016 finding China's historical rights and island-building claims inconsistent with UNCLOS.
South China Sea Arbitration 2016 A6. Public international law of the sea: PCA award under UNCLOS Annex VII (Philippines v China).
South China Sea SAR Zone X80. Maritime Search and Rescue Coordination: Disputed area requiring careful coordination among multiple RCCs.
South Fork Wind X42. Offshore Wind Installation and Cable Lay: US offshore wind project off the South Fork of Long Island developed by Orsted and now Global Infrastructure Partners.
South Georgia X97. Polar Expedition Cruise and IAATO Operations: Subantarctic British Overseas Territory known for King penguins, fur seals, and Shackleton heritage at Grytviken.
South Hook LNG X56. LNG/LPG Carriers and IGC Code: LNG import terminal at Milford Haven, Wales, jointly owned by QatarEnergy, ExxonMobil, and TotalEnergies.
South Indian Ocean X16. Nautical Science, Navigation and COLREGs: Tropical cyclone basin south of the equator.
South Korean Yangyang-class X77. Naval Mine Warfare and Mine Countermeasures: A Republic of Korea Navy minelayer commissioned in the late 1990s.
South Pacific RFMO (SPRFMO) D4. Fisheries, aquaculture, blue economy and marine resources: Manages non-tuna pelagic and demersal fisheries.
South Pole Traverse X133. Polar Research Vessels and Polar Code Regimes: USAP overland fuel resupply route from McMurdo to Amundsen-Scott Station.
South Sea Company X39. Pre-1900 Maritime History: English joint-stock company founded in 1711, central to the speculative bubble of 1720.
South Shetland Islands X97. Polar Expedition Cruise and IAATO Operations: Antarctic archipelago including King George Island, Half Moon Island, Deception Island, and Livingston Island.
South Shields South Tyneside College Marine Engineering X121. Maritime Education, Academies and Universities: See South Tyneside College.
South Street Seaport Capital X49. Ship Finance, Leasing and Maritime Capital Markets: Boutique advisory and capital provider focused on maritime.
South Tyneside College X55. Marine Simulators, Training and Maritime Academies: English further-education college in South Shields with deck, engineering, and electrotechnical maritime programs.
South Tyneside College Marine Programmes X160. Maritime Academies, Universities, and STCW Certification: UK MNTB approved maritime college in South Shields delivering deck and engine cadet and officer upgrade programs.
Southampton X24. Cruise, Passenger Ship and Ferry Operations: Major UK cruise homeport on the Solent.
Southampton Cruise Terminal X164. Cruise Industry, Brands, Ship Classes, and Terminals: The UK's largest cruise homeport operated by ABP with four cruise berths Mayflower, Ocean, City, and Horizon Cruise Terminals.
Southampton Solent University X55. Marine Simulators, Training and Maritime Academies: University in Southampton, England, formerly home to Warsash Maritime Academy operations.
Southampton University Maritime Engineering Group X121. Maritime Education, Academies and Universities: Faculty of Engineering and Physical Sciences hosts the Wolfson Unit for Marine Technology and MSc Maritime Engineering Science.
SouthCoast Wind X42. Offshore Wind Installation and Cable Lay: US offshore wind project off Massachusetts developed by EDP Renewables and Engie via Ocean Winds.
Southern Annular Mode (SAM) D1. Physical and chemical oceanography and marine meteorology: Mode of variability of westerly winds around Antarctica.
Southern bluefin tuna X10. Marine Biology, Fisheries and Oceanography: *Thunnus maccoyii*, managed by CCSBT.
Southern Cross Cable Network X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: 30,500 km Pacific cable system connecting Australia, New Zealand, Fiji, Hawaii, and the US West Coast, in service since 2000.
Southern Cross NEXT X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: 13,700 km supplementary trans-Pacific cable activated in 2022 with direct routes to Kiribati and Tokelau.
Southern Ocean D1. Physical and chemical oceanography and marine meteorology: Ocean encircling Antarctica, generally south of 60 degrees south.
Southwest Power Pool X42. Offshore Wind Installation and Cable Lay: US regional transmission organization; not central to offshore wind but referenced in interregional grid context.
SOV X14. Offshore Oil and Gas Marine Operations: Service operation vessel for offshore wind; DP2, walk-to-work, ~60 m+.
SOV operator X59. Offshore Wind O&M, CTVs and SOVs: Shipowner providing SOV tonnage on time or bareboat charter to offshore wind clients.
Sovcomflot X151. Maritime Sanctions, Dark Fleet, and Price Cap Regimes: The Russian state shipping company designated under U.S. EO 14024 (February 2022) and EU measures, with broad maritime impact.
Sovcomflot Marine Bunkering X72. Bunkering Hubs and Bunker Suppliers: In house bunker procurement function of Sovcomflot for its tanker fleet.
Sovereign X122. Submarine Cable Laying, Repair Vessels and Operators: Global Marine cable ship, 130 m LOA, built 1991 as Toisa Sovereign, contracted to Atlantic Cable Maintenance Agreement from Portland UK.
Sovereign Class X64. Cruise Industry Operators, Brands and Ships: First purpose-built Royal Caribbean megaship class with Sovereign of the Seas in 1988.
Sovereign Global X127. Maritime Security, Anti-Piracy and PMSCs: Floating armory operator in the Indian Ocean and Red Sea.
Sovereign Immunity A6. Public international law of the sea: Doctrine reflected in UNCLOS Articles 32, 95, and 96 for warships and government non-commercial ships.