Glossary

Maritime glossary, terms beginning with E (page 2)

All maritime glossary terms that begin with the letter E, drawn from every subject section. 1978 entries.

Showing 250 of 1978 terms (page 2 of 8).

Ecospeed (Subsea Industries) X18. Ballast Water, Biofouling and Antifouling: Glass-flake reinforced vinyl ester hard coating used as a non-toxic foul release surface.
EcoSpray Technologies X69. EGCS Scrubbers, SCR and Marine Air Emissions: Italian supplier of marine wet scrubbers and washwater treatment plants.
ECOsubsea X18. Ballast Water, Biofouling and Antifouling: Norwegian provider of in-water hull cleaning with capture.
Ecosystem approach to fisheries (EAF) X10. Marine Biology, Fisheries and Oceanography: Management framework integrating ecological, social, and economic objectives.
Ecosystem Approach to Management (EAM) D3. Marine environmental science, pollution and conservation: Management considering whole ecosystems and human uses.
Ecosystem Service D3. Marine environmental science, pollution and conservation: Benefit people obtain from ecosystems.
Ecosystem-Based Fishery Management (EBFM) D4. Fisheries, aquaculture, blue economy and marine resources: Management considering ecosystem interactions.
ECR X19. Engine Room Watchkeeping and UMS Operations: Engine control room, sound attenuated space from which UMS machinery is supervised.
ECR (Engine Control Room) X139. Maritime Cybersecurity, OT Threats and Standards: OT zone containing engine and auxiliary controls, Cat III CBS under IACS UR E26.
ECRS X6. Container, Intermodal and Trade Codes: Emergency Cost Recovery Surcharge, generic ad hoc carrier surcharge for sudden cost shocks.
ECRTG X94. Port Machinery and Quay Equipment Makers: Electrified rubber-tired gantry powered by overhead busbar or cable reel for zero local emissions in container yards.
ECS B3. Nautical Science: Electronic Chart System (non-mandatory).
ECS (Electronic Chart System) X16. Nautical Science, Navigation and COLREGs: Non-IMO-compliant electronic chart display.
ECT Delta X138. Global Container Terminal Operators and Port Equipment: Europe Container Terminals' Maasvlakte facility, owned by Hutchison Ports, world's first AGV-based automated terminal commissioned 1993.
ECT Delta Terminal X94. Port Machinery and Quay Equipment Makers: Europe Container Terminals facility at Maasvlakte 1 in Rotterdam pioneering automated stacking cranes and AGVs.
ECT Euromax X94. Port Machinery and Quay Equipment Makers: Joint-venture terminal at Maasvlakte equipped with Kalmar ASCs and a mix of manned and automated equipment.
ECU Worldwide X104. Project Cargo Forwarders and Heavy Transport: Mumbai-based NVOCC subsidiary of Allcargo Logistics, formerly Hellmann Africa in some markets.
Ecuador Banana Reefer Lift X136. Reefer Vessels and Cool Chain Operators: Largest single reefer trade by tonnage, moving approximately 6 million tonnes per year from Guayaquil and Puerto Bolivar to Europe, Russia, the Mediterranean, and the United States.
Ecumenical Maritime Mission X154. Maritime Welfare, Seafarer Charities, and MLC Rights: Joint chaplaincy delivered by multiple denominations within ICMA, common in many ports.
Edax X124. Dredging Industry and Reclamation Contractors: Jan De Nul CSD of 16,375 kW total installed.
EDC X49. Ship Finance, Leasing and Maritime Capital Markets: Export Development Canada, the Canadian export credit agency with selective shipping exposure.
Edda Boreal X123. Offshore Wind Installation Vessels and Operators: Edda Wind SOV delivered 2022 by Astilleros Gondan, methanol-ready design contracted to Ocean Winds for Moray West.
Edda Boreas X105. Offshore Wind Farm Installation and Vessels: Edda Wind service operation vessel for offshore wind O&M.
Edda Brint X59. Offshore Wind O&M, CTVs and SOVs: Edda Wind CSOV equipped for low emission operations including ammonia readiness, delivered in the early 2020s.
Edda Goelo X123. Offshore Wind Installation Vessels and Operators: Edda Wind SOV contracted to Ailes Marines for Saint-Brieuc service work.
Edda Mistral X59. Offshore Wind O&M, CTVs and SOVs: Edda Wind SOV delivered in 2018, operated under long term charter to North Sea wind farm clients.
Edda Passat X59. Offshore Wind O&M, CTVs and SOVs: Edda Wind SOV delivered in 2018, sister to Edda Mistral, supporting German Bight projects.
Edda Sun X59. Offshore Wind O&M, CTVs and SOVs: Edda Wind CSOV from the next generation series with hybrid propulsion and a motion compensated gangway.
Edda Towage X79. Tugs and Towage Industry: Dutch tug operator based at Den Helder serving North Sea ports and offshore industry.
Edda Wind X59. Offshore Wind O&M, CTVs and SOVs: Norwegian shipowner specializing in SOVs and CSOVs for offshore wind, headquartered in Haugesund.
Eddy X3. Ship Handling, Seamanship and Deck Vocabulary: Circular movement of water counter to the main current.
Eddy Covariance Flux D5. Coastal processes, sea-level, cryosphere and ocean observation science: Direct measurement of turbulent fluxes across the sea surface.
Eddy Kinetic Energy D1. Physical and chemical oceanography and marine meteorology: Kinetic energy associated with mesoscale fluctuations in ocean currents.
Eddy Loss X30. Tug Operations and Harbour Towage: Hydrodynamic energy lost to vortices around the escort tug hull in indirect mode.
EDDY Mark II X137. Harbour Tugs, Towage Operators and Tug Builders: Refined EDDY design with a single underwater pivot tower.
EDDY Tug X137. Harbour Tugs, Towage Operators and Tug Builders: Robert Allan design with a thruster ring placed amidships within a moonpool, eliminating heeling moment during indirect work.
Eddystone X42. Offshore Wind Installation and Cable Lay: Geographic marker off Plymouth; reference for early UK Round 3 zone assessments.
Eddystone Group X71. Shipbrokers and Brokerage Firms: London-based ship sale and purchase brokerage active in dry bulk.
Eddystone Lighthouse X39. Pre-1900 Maritime History: Lighthouse on the Eddystone Rocks off Plymouth, first built by Henry Winstanley in 1698 and rebuilt by Smeaton in 1759.
Eder, Sir Bernard X99. Marine Salvage Awards and SCOPIC: Retired English Commercial Court judge serving as a Lloyd's Salvage Arbitrator.
EDF Renewables X42. Offshore Wind Installation and Cable Lay: French utility developer holding offshore wind interests in France, the UK, and the US.
EDF Renouvelables X123. Offshore Wind Installation Vessels and Operators: French utility subsidiary developing Saint-Nazaire, Calvados, Fecamp and Provence Grand Large floating pilot.
EDFA (Erbium-Doped Fiber Amplifier) X91. Submarines and Submarine Cable Systems: Optical amplifier technology used inside submarine cable repeaters to extend reach.
Edge class X24. Cruise, Passenger Ship and Ferry Operations: Celebrity Cruises class introduced 2018, around 130,818 GT.
Edge Compute X109. Maritime Autonomous Surface Ships and MASS Code: Onboard processing close to sensors that performs perception and control without relying on shore connectivity.
Edge Computing (Shipboard) E3. Technology, digitalization and smart shipping: On-board compute reducing satcom dependence.
Edge grinding X165. Marine Coatings, Antifouling, and Hull Husbandry: PSPC-mandated mechanical rounding of free steel edges to a 2 mm radius or three-pass grinding to ensure adequate coating coverage.
Edge preparation X58. Shipbuilding Yards and Construction: Machining of plate edges to specified bevels for welding.
Edge Protection Sling X104. Project Cargo Forwarders and Heavy Transport: Pad or sleeve placed between a sling and a sharp corner to prevent cutting.
Edge Protector X83. ISO Container Manufacturing and Leasing: Plastic or metal cover protecting container corner castings during land transport.
Edge retention X45. Marine Paints, Coatings and Antifouling: Capability of a coating to maintain dry film thickness over sharp edges, important for tank-lining qualification.
Edge Router X68. Maritime Satcom and Telecommunications: Onboard device sitting between the satellite modem and the vessel local area network.
Edge stripe X45. Marine Paints, Coatings and Antifouling: Brush- or roller-applied coat of paint on edges, welds, and corners before each spray coat.
Edge treatment X45. Marine Paints, Coatings and Antifouling: Grinding of sharp edges to a minimum radius (typically 2 mm under PSPC) to ensure adequate coating retention.
Edge Wave D2. Hydrography, tides, waves, bathymetry and marine geology: Trapped wave that travels along a coastline.
EdgeTech 2200 X65. ROVs, AUVs, USVs and Marine Robotics: Modular AUV-mountable sidescan and sub-bottom payload from EdgeTech.
EdgeTech 2205 X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Modular AUV-mounted side-scan and sub-bottom system from EdgeTech.
EdgeTech 3300 X65. ROVs, AUVs, USVs and Marine Robotics: Hull or pole-mounted chirp sub-bottom profiler from EdgeTech for shallow stratigraphy imaging.
EdgeTech 4125 X65. ROVs, AUVs, USVs and Marine Robotics: High-resolution towed sidescan sonar from EdgeTech used for shallow water search and survey.
EdgeTech 4200 X65. ROVs, AUVs, USVs and Marine Robotics: Dual-frequency towed sidescan sonar from EdgeTech used in commercial and military survey.
EdgeTech 4205 X65. ROVs, AUVs, USVs and Marine Robotics: Tri-frequency towed sidescan sonar from EdgeTech with full spectrum chirp transmission.
EdgeTech 6205 X129. Hydrographic Offices, Survey Vessels and Marine Cartography: Combined bathymetry and side-scan platform from EdgeTech delivering interferometric bathymetry alongside high-resolution imagery.
EDI X6. Container, Intermodal and Trade Codes: Electronic Data Interchange, structured business-to-business message exchange.
Edible Oil X1. Cargo Science, Commodities and Cargo Care: Vegetable oils carried in chemical tankers; FOSFA cleanliness standards apply.
EDIFACT X6. Container, Intermodal and Trade Codes: UN/EDIFACT, the United Nations EDI standard used in container shipping.
Edinburgh X106. Naval Surface Combatants: Royal Navy Type 26 City-class frigate.
Edinburgh Napier University Transport, Engineering and Energy X160. Maritime Academies, Universities, and STCW Certification: Scottish university school delivering marine, renewable, and transport engineering programs.
Edinburgh Simulator (Forth Ports) X144. Bridge Simulators, Engine Room Simulators, and Maritime Training Equipment: HR Wallingford operated bridge simulator for pilotage studies in the Firth of Forth.
Edinburgh, HMS X167. Major Salvage Companies, Wreck Removals, and Equipment: Royal Navy cruiser sunk in May 1942 carrying 4.5 tonnes of Soviet gold, salvaged by Jessop Marine and Wharton Williams in 1981.
Edison LNG X56. LNG/LPG Carriers and IGC Code: Italian energy company operating small-scale LNG distribution from Ravenna terminal.
Edmiston X35. Yacht and Superyacht Industry: London-headquartered superyacht brokerage and management firm founded 1996 by Nicholas Edmiston.
Edmonds X85. Ferries, Ro-Pax Operators and Routes: Washington State Ferries terminal serving Kingston across Puget Sound.
Edmund Fitzgerald (1975) X12. Maritime Casualties and Investigation: Great Lakes ore carrier that sank in Lake Superior on 10 November 1975 with 29 lives; investigated by USCG Marine Board and NTSB.
Edmund Fitzgerald sinking (1975) X163. Marine Accident Investigation Agencies and Landmark Inquiries: United States-flag Great Lakes ore carrier lost with all 29 hands on Lake Superior on 10 November 1975, investigated by the United States Coast Guard Marine Board of Investigation and separately by…
Edmund Fitzgerald, SS X167. Major Salvage Companies, Wreck Removals, and Equipment: Lake Superior ore carrier of 729 feet that sank on 10 November 1975 with all 29 crew, never raised and protected as a grave site.
EDPR X42. Offshore Wind Installation and Cable Lay: EDP Renovaveis, Portuguese renewable developer with offshore wind interests through Ocean Winds with Engie.
EDR X25. Maritime Cybersecurity, OT and IT: Endpoint Detection and Response, security tool category that records and analyzes endpoint behavior.
EDR (Endpoint Detection and Response) X139. Maritime Cybersecurity, OT Threats and Standards: Behavioral endpoint security increasingly deployed on bridge and ECR Windows hosts.
Eduard Toll X133. Polar Research Vessels and Polar Code Regimes: Yamalmax Arc7 LNG carrier delivered 2018, named for the Russian Arctic explorer.
Educational and Training Centres of Excellence F3. Seafaring Life, Education, Professions and Institutions: IMO Model Course-aligned institutions worldwide.
Educational Foundation for Nuclear Science Maritime X121. Maritime Education, Academies and Universities: Historical US program training civilian nuclear-powered ship operators for NS Savannah.
Eductor X19. Engine Room Watchkeeping and UMS Operations: Jet pump using motive water to draw bilge or stripping suction by venturi effect.
Edward Hopper Seascapes F2. Maritime Culture, Heritage, Archaeology, Art and Museums: Twentieth-century American coastal scenes.
Edwin Glasgow KC X114. Maritime Arbitration and Shipping Law Firms: King's Counsel at 39 Essex Chambers with maritime arbitration practice.
EDXRF X2. Marine Bunker Fuels, Lubricants and Bunkering Operations: Energy-dispersive X-ray fluorescence used for sulphur and metals analysis in fuels.
EEBD A2. Maritime safety legislation: SOLAS and its codes: Emergency Escape Breathing Device, required under SOLAS II-2/13.
EEDI A3. Marine environmental legislation: MARPOL and its annexes: Energy Efficiency Design Index, MARPOL Annex VI Chapter 4.
EEDI (Energy Efficiency Design Index) D6. Decarbonization, emissions and alternative fuels: Mandatory IMO design efficiency metric for new ships.
EEDI Phase 0 X112. IMO GHG Strategy, CII, EEXI and EU Maritime Regulation: Baseline phase for newbuilds contracted between 1 January 2013 and 31 December 2014.
EEDI Phase 1 X112. IMO GHG Strategy, CII, EEXI and EU Maritime Regulation: Phase requiring 10 percent reduction from the Reference Line for newbuilds from 2015 to 2019.
EEDI Phase 2 X112. IMO GHG Strategy, CII, EEXI and EU Maritime Regulation: Phase requiring 20 percent reduction from the Reference Line for newbuilds from 2020 to 2024.
EEDI Phase 3 X34. Decarbonization, Alternative Fuels and Carbon Pricing: Strictest EEDI tier, effective 1 April 2022 for many ship types under MEPC.328(76).
EEDI Phase IV X111. Methanol, Ammonia and Alternative Marine Fuels: Strengthened EEDI reduction factors applying to certain ship types and sizes contracted from 2025 onward.
EEDI Reference Line X112. IMO GHG Strategy, CII, EEXI and EU Maritime Regulation: Logarithmic fit of attained EEDI values for ships built between 1999 and 2009, defined per ship type under MEPC.215(63).
EEDI Verification Survey X5. Marine Surveying and Inspection: Initial energy efficiency design verification on newbuilds.
EEI X6. Container, Intermodal and Trade Codes: Electronic Export Information, US export filing through AES.
Eel X10. Marine Biology, Fisheries and Oceanography: Snake-like fish of the order Anguilliformes; *Anguilla anguilla* and *Anguilla rostrata* are catadromous.
Eel barge B5. Ship Types and Individual Vessels: Live-fish barge.
EELink X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: HVDC interconnector concept proposed between Estonia and Latvia to reinforce Baltic grid integration.
Eemshaven X42. Offshore Wind Installation and Cable Lay: Dutch port serving as offshore wind marshaling base for German and Dutch North Sea projects.
Eendracht X128. Sail Training Ships and Tall Ship Associations: Dutch three masted schooner built 1989 at Damen Gorinchem, 59 m length, owned by Het Zeilend Zeeschip foundation, civilian sail training vessel in the North Sea and Baltic.
EEOI (Energy Efficiency Operational Indicator) D6. Decarbonization, emissions and alternative fuels: Voluntary IMO operational efficiency metric.
EequaSis X151. Maritime Sanctions, Dark Fleet, and Price Cap Regimes: A Paris MoU public ship-database often miswritten; the correct name is Equasis.
EER (Escape, Evacuation, Rescue) Vessel E4. Cruise, offshore energy and auxiliary/specialised fleets: Offshore safety standby vessel.
EEW SPC X42. Offshore Wind Installation and Cable Lay: German monopile fabricator at Rostock, supplier of XL monopiles for North Sea wind farms.
EEW Special Pipe Constructions X123. Offshore Wind Installation Vessels and Operators: German monopile manufacturer in Rostock, fabricator of XXL monopiles for Dogger Bank and Hornsea Three.
EEX X44. Shipping Indices, FFAs and Freight Markets: European Energy Exchange, the Leipzig-based exchange that lists and clears freight, emissions, and energy derivatives including dry FFAs.
EEX (European Energy Exchange) X17. Chartering, Shipbroking and Freight Trading: Exchange offering cleared dry FFA and tanker freight derivatives.
EEX Container Freight Futures X44. Shipping Indices, FFAs and Freight Markets: Cleared container freight derivatives at EEX referencing the Container Freight Index family for major trade lanes.
EEX Freight X44. Shipping Indices, FFAs and Freight Markets: Suite of dry bulk FFA contracts cleared at European Energy Exchange referencing Baltic 5TC, 4TC, 10TC, and 7TC averages.
EEXI A3. Marine environmental legislation: MARPOL and its annexes: Energy Efficiency Existing Ship Index, MARPOL Annex VI Chapter 4.
EEXI (Energy Efficiency Existing Ship Index) D6. Decarbonization, emissions and alternative fuels: IMO design efficiency metric for existing ships.
EEXI Calculation Tool X78. Voyage Optimization and Vessel Performance Software: A software application that computes the attained and required EEXI, models power limitation devices, and prepares the technical file for verification.
EEXI consultancy X71. Shipbrokers and Brokerage Firms: Broker-adjacent service advising on Energy Efficiency Existing Ship Index implications for S&P.
EEXI Reduction Factor X112. IMO GHG Strategy, CII, EEXI and EU Maritime Regulation: Required percentage reduction from the EEDI Reference Line, ranging from 15 to 30 percent depending on ship type and size.
EEXI Retrofit X113. Drydock and Ship Repair Yards: Drydock or operational adjustment to satisfy the Energy Efficiency Existing Ship Index requirement under MARPOL Annex VI Chapter 4.
EEXI Technical File B4. Shipbuilding, Materials, Sea Trials, Retrofits and Recycling: Required documentation per MEPC.333(76).
EEXI Verification Survey X5. Marine Surveying and Inspection: One time energy efficiency verification for existing ships under MARPOL Annex VI.
EEZ A6. Public international law of the sea: Exclusive Economic Zone, up to 200 nm under UNCLOS Part V.
EEZ (Exclusive Economic Zone) X131. Commercial Fisheries, Trawler Fleets and Seafood Processors: 200 nautical mile zone defined by UNCLOS within which the coastal state has sovereign rights over living resources.
EEZ Coverage X80. Maritime Search and Rescue Coordination: SAR coverage extending across a coastal state's Exclusive Economic Zone.
EEZ Enforcement E2. Naval, defence and maritime law enforcement: Coastal-state policing of EEZ resources rights.
EEZ Patrol X130. National Coast Guards and Cutter Fleets: Exclusive Economic Zone patrol, primary mission of Icelandic Coast Guard (TF-LIF) and Norwegian Kystvakt (Nornen-class).
EFA X21. STCW Certificates, Crewing and Seafarer Welfare: Elementary First Aid, STCW Regulation VI/1 paragraph 1 short course.
EFA (Energy Forward Agreement) X17. Chartering, Shipbroking and Freight Trading: Cleared tanker FFA settled against Baltic tanker assessments.
EFA Elementary First Aid X55. Marine Simulators, Training and Maritime Academies: STCW Regulation VI/1 element delivering Section A-VI/1-3 competencies in immediate first-aid response.
EFC Enterprise Fleet Control X25. Maritime Cybersecurity, OT and IT: Generic term for shore based fleet management consoles.
EFCA X87. Fishing Vessels and Fisheries Management: European Fisheries Control Agency headquartered in Vigo, established under Regulation 768/2005.
Effective alkalinity X61. Marine Lubricants and Cylinder Oils: Portion of Base Number that is actually available to neutralize combustion acids under engine operating conditions.
Effective Date X29. Ship Sale and Purchase, Management Contracts and Valuation: Date MoA becomes binding once subjects lifted.
Effective demand C1. Commercial shipping, chartering, economics and finance: Demand expressed in tonne-miles for sea transport.
Effective Height (h) X173. Mooring, Anchoring, OCIMF MEG4, and Equipment Numeral: Vertical distance from the summer load waterline to the top of the uppermost continuous house in the IACS UR A1 equipment number formula.
Effective horsepower (EHP) B1. Naval Architecture: Power required to tow the hull at given speed equal to R_T*V.
Effective Isotropic Radiated Power X68. Maritime Satcom and Telecommunications: See EIRP.
Effective Lashing Angle X9. Cargo Securing, Lashing and Stability Vocabulary: Angle used to compute lashing's transverse and vertical force components.
Effective length, lashing rod X76. Stevedoring, Lashing and Cargo Securing: Distance between attachment points used to compute the lashing angle and contribution to securing force.
Effective Tax Rate X49. Ship Finance, Leasing and Maritime Capital Markets: Group tax rate relevant to JOL and KS investor returns.
Effective Tension X9. Cargo Securing, Lashing and Stability Vocabulary: Tension in a lashing during dynamic loading.
Effective Volume (Reefer) X1. Cargo Science, Commodities and Cargo Care: Internal cubic capacity minus return-air bulkhead.
Effective wake fraction (w) B1. Naval Architecture: Reduction of inflow velocity at propeller relative to ship speed.
Effective wake fraction w_e X38. Propellers, Stern Gear and Shaft Lines: Wake fraction derived from thrust or torque identity in self-propulsion analysis.
Effective wake fraction wT X162. Naval Architecture, Stability, Resistance, and Structural Design: Wake fraction derived from thrust identity in the propulsion factor analysis of self-propulsion tests.
Efficiency, behind hull (eta_B) X38. Propellers, Stern Gear and Shaft Lines: Propeller efficiency in the actual wake, equal to eta_0 multiplied by relative rotative efficiency eta_R.
Efficiency, hull (eta_H) X38. Propellers, Stern Gear and Shaft Lines: Ratio (1 - t) / (1 - w), where t is thrust deduction and w is wake fraction.
Efficiency, open water (eta_0) X38. Propellers, Stern Gear and Shaft Lines: J KT / (2 pi KQ), the propeller efficiency measured in uniform inflow.
Efficiency, propulsive (eta_D) X38. Propellers, Stern Gear and Shaft Lines: Quasi-propulsive coefficient eta_H multiplied by eta_0 multiplied by eta_R.
Efficiency, relative rotative (eta_R) X38. Propellers, Stern Gear and Shaft Lines: Correction accounting for differences between open-water and behind-hull torque coefficients.
Effluent D3. Marine environmental science, pollution and conservation: Discharged wastewater or industrial outflow.
Effluent Discharge Permit X50. Ship Recycling, Demolition and Hong Kong Convention: The state pollution control board authorization for treated wastewater discharge from a recycling facility.
Effort (fishing) X10. Marine Biology, Fisheries and Oceanography: Quantitative measure of fishing activity, often expressed as days at sea or hook-hours.
Effort Based Management X87. Fishing Vessels and Fisheries Management: System limiting input such as days at sea or engine kilowatts rather than catch.
Effort Limit D4. Fisheries, aquaculture, blue economy and marine resources: Cap on fishing effort such as days at sea.
Effort vs Success Test X99. Marine Salvage Awards and SCOPIC: Distinction often expressed as Article 13 rewarding success while SCOPIC rewards effort.
EFG Sailing Arabia F4. Recreational Boating, Yachting and Sport: Multi-stage Gulf offshore race.
eFleet X70. Reefer Containers and Cold Chain Shipping: ZIM Integrated Shipping Services digital platform offering reefer cargo visibility, including temperature and event alerts.
EGB Exhaust Gas Boiler X174. Marine Engine Maintenance, Overhaul, and Condition Monitoring: Auxiliary boiler recovering heat from main engine exhaust for steam generation at sea, with annual gas-side and waterside surveys.
EGC X23. AIS, GMDSS, IALA Buoyage and Aids to Navigation: Enhanced Group Call service over Inmarsat (SafetyNET and FleetNET).
EGC (Enhanced Group Call) X16. Nautical Science, Navigation and COLREGs: Inmarsat-C broadcast service for MSI and SafetyNET.
EGCS X69. EGCS Scrubbers, SCR and Marine Air Emissions: Exhaust Gas Cleaning System, the IMO term for marine SOx scrubbers.
EGCS (Exhaust Gas Cleaning System) X2. Marine Bunker Fuels, Lubricants and Bunkering Operations: Scrubber technology allowing compliant operation on HSFO under MARPOL Annex VI.
EGCS Discharge Criteria X69. EGCS Scrubbers, SCR and Marine Air Emissions: Washwater limits for pH, PAH, turbidity and nitrate under MEPC.340(77).
EGCS Guidelines X69. EGCS Scrubbers, SCR and Marine Air Emissions: IMO instruments setting out approval and operational requirements for marine scrubbers.
EGCS Record Book X69. EGCS Scrubbers, SCR and Marine Air Emissions: Onboard log of scrubber operational data, sludge handling and washwater monitoring.
EGCS Scheme A X69. EGCS Scrubbers, SCR and Marine Air Emissions: Unit certification route plus daily parameter checks for sulfur compliance.
EGCS Scheme B X69. EGCS Scrubbers, SCR and Marine Air Emissions: Continuous SO2/CO2 emission monitoring route with parameter verification.
EGD X175. Port Engineering, Dredging, Breakwaters, and Quays: Egyptian General Dredging, the state-owned dredging company affiliated with the Suez Canal Authority.
Egersund Net X123. Offshore Wind Installation Vessels and Operators: Norwegian net manufacturer supplying scour protection nets to selected offshore wind projects.
Egg Code X27. Polar Code, Ice Navigation and Polar Operations: WMO ice chart symbology representing concentration, stage of development, and floe size in an oval form.
Egg Pooling X41. Cruise Ship Public Health and VSP/USPH: Combining multiple raw eggs, restricted to pasteurized products under VSP food safety provisions.
Egina FPSO X153. Offshore Drilling Rigs, FPSOs, and Offshore Vessels: Total-operated FPSO on the Egina field offshore Nigeria with 2.3 million barrel storage capacity.
EGL1 (East Green Link 1) X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: 2 GW HVDC submarine cable between Torness, Scotland, and Hawthorn Pit, England, under development by SP Energy Networks and National Grid.
EGL2 (East Green Link 2) X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines: 2 GW HVDC subsea link between Peterhead, Scotland, and Drax, England, planned for energization later in the 2020s.
EGNOS B3. Nautical Science: European SBAS augmentation system.
EGR X69. EGCS Scrubbers, SCR and Marine Air Emissions: Exhaust Gas Recirculation, an in-engine NOx control technique alternative to SCR.
EGR (Exhaust Gas Recirculation) B2. Marine Engineering: NOx control method per MARPOL Annex VI Tier III.
EGR Bleed-off X69. EGCS Scrubbers, SCR and Marine Air Emissions: Treated liquid stream from MAN EGR water mist catcher requiring onboard processing.
Egress Filtering X139. Maritime Cybersecurity, OT Threats and Standards: Outbound traffic control limiting C2 channels from compromised vessel networks.
Egypt PSC X66. Port State Control and Regional MOUs: Mediterranean MOU member State; hosts the MedMOU Secretariat in Alexandria.
Egyptian Coast Guard X80. Maritime Search and Rescue Coordination: Maritime branch of the Egyptian Armed Forces coordinating SAR in Egyptian waters.
Egyptian Reed Ships F1. Maritime History: Predynastic and Old Kingdom vessels of the Nile and Red Sea.
EH101 Merlin X11. Naval Vessels, Warship Systems and Naval Architecture: Royal Navy ASW and ASaC helicopter, naval variant of AW101.
EH32 X92. Marine Steel Suppliers and Shipbuilding Plate: IACS higher strength hull steel grade yield 315 MPa, impact tested at minus 40 degrees Celsius.
EH36 X45. Marine Paints, Coatings and Antifouling: High-strength low-alloy steel grade commonly coated in shipbuilding.
EH36 steel B4. Shipbuilding, Materials, Sea Trials, Retrofits and Recycling: HT steel with -40 °C Charpy.
EH40 X92. Marine Steel Suppliers and Shipbuilding Plate: IACS higher strength hull steel grade yield 390 MPa, impact tested at minus 40 degrees Celsius.
EH47 X92. Marine Steel Suppliers and Shipbuilding Plate: IACS ultra high strength hull steel grade yield 460 MPa, impact tested at minus 40 degrees Celsius, used for ULCS hatch coamings.
EHDB X33. Inland Navigation and Barge Operations: European Hull Database, central inland AIS-linked database of inland vessel particulars.
Ehime University Faculty of Collaborative Regional Innovation X121. Maritime Education, Academies and Universities: Japanese university with shipping cluster outreach in Imabari.
EHN (Emergency Towing) X27. Polar Code, Ice Navigation and Polar Operations: Emergency towing arrangements considered under Polar Code for tanker assistance.
Ehrhardt+Sermond X90. Marine Engine Specific Model Enumeration: German manufacturer of marine reduction gears used in propulsion drivetrains.
EHS X75. IMDG Code, Classes, Packing and Segregation: Environmentally Hazardous Substance, generic UN entries 3077 solid and 3082 liquid for Class 9 EHS.
EIA X42. Offshore Wind Installation and Cable Lay: Environmental Impact Assessment, statutory study supporting offshore wind consent applications.
EIA (Environmental Impact Assessment) D3. Marine environmental science, pollution and conservation: Process evaluating environmental effects of proposed projects.
EIA Antarctic X97. Polar Expedition Cruise and IAATO Operations: Environmental Impact Assessment required for activities in Antarctica under Annex I of the Madrid Protocol.
EIAPP X19. Engine Room Watchkeeping and UMS Operations: Engine International Air Pollution Prevention certificate issued under MARPOL Annex VI Regulation 13.
EIAPP Certificate X69. EGCS Scrubbers, SCR and Marine Air Emissions: Engine International Air Pollution Prevention certificate issued under NOx Technical Code.
Eichhornia Invasion D3. Marine environmental science, pollution and conservation: Spread of water hyacinth in coastal lagoons.
Eider duck X42. Offshore Wind Installation and Cable Lay: Sea bird species frequently considered in UK and Baltic offshore wind environmental assessments.
Eidesvik X59. Offshore Wind O&M, CTVs and SOVs: Norwegian shipowner with SOV tonnage on long term charter to offshore wind operators in the North Sea.
Eidesvik Offshore Viking Energy X140. Ammonia as Marine Fuel and Hydrogen Shipping: 6,000 dwt PSV retrofit pilot under ShipFC project to install 2 MW ammonia SOFC.
Eigenfrequency (hull girder) B1. Naval Architecture: Natural frequency of vertical or horizontal hull bending.
Eigenmode Analysis X54. Naval Architecture Software and IACS Rules: Solution for natural frequencies and mode shapes performed in Ansys, Abaqus, and Sesam Sestra.
Eight Districts X130. National Coast Guards and Cutter Fleets: USCG organizational structure, Districts 1, 5, 7, 8, 9, 11, 13, 14, 17 plus Atlantic and Pacific Areas.
Eight Metre Class F4. Recreational Boating, Yachting and Sport: International Rule keelboat.
Eight to Eight X114. Maritime Arbitration and Shipping Law Firms: Reference to the Eighth Edition of LMAA Terms in force from 1 May 2021.
Eight-foot bay X76. Stevedoring, Lashing and Cargo Securing: Container bay sized for a single 20 ft TEU footprint, twin-loaded across each row.
Eight-Hour Rule X82. Saturation Diving and Offshore Diving Operations: Operational standard limiting saturation bell runs.
Eight-Ninths Sister Ship Clause X53. Marine Insurance, P&I and Hull Clauses: A clause in some hull forms allocating recovery in collisions between vessels under common ownership through arbitration as if owners were separate.
Eight-Point Lashing X9. Cargo Securing, Lashing and Stability Vocabulary: Container lashing arrangement using eight rods per container.
Eilat Bunker Anchorage X72. Bunkering Hubs and Bunker Suppliers: Red Sea bunker call at Eilat Israel supplied by Paz Oil through truck to ship.
EIR X6. Container, Intermodal and Trade Codes: Equipment Interchange Receipt, document recording condition of container at gate in or out.
EIRP X68. Maritime Satcom and Telecommunications: Effective Isotropic Radiated Power, the transmit power referenced to an isotropic antenna.
EISA X58. Shipbuilding Yards and Construction: Estaleiro Ilha S.A., Brazilian shipyard at Rio de Janeiro.
Either-To-Count Clause X51. Maritime Arbitration, Law and BIMCO Clauses: A laytime provision crediting time used at anchor toward laytime even where notice of readiness is not yet valid.
Eitzen Chemical X93. IBC Code and Chemical Tanker Operations: Norwegian chemical tanker operator with a fleet primarily engaged in deep-sea parcel trades.
Eivan X159. Marine Pilotage, Pilot Districts, and Pilots' Associations: PPU software platform marketed by AD Navigation under the Qastor brand for portable pilot use.
Ejector X63. Marine Auxiliary Machinery and Pumps: Steam or water powered jet pump used for vacuum production or pumping water with no moving parts.
Ek & Schiller X157. Marine Loss Adjusters, GA Practice, and Casualty Firms: German firm of dispacheurs (average adjusters) operating from Hamburg.
Ekman Layer D1. Physical and chemical oceanography and marine meteorology: Surface or bottom layer where wind or bottom friction transfers momentum.
Ekman Pumping D1. Physical and chemical oceanography and marine meteorology: Vertical motion driven by divergence or convergence of Ekman transport.
Ekman Spiral D1. Physical and chemical oceanography and marine meteorology: Theoretical wind-driven current that rotates with depth due to Coriolis force.
Ekman Transport D1. Physical and chemical oceanography and marine meteorology: Net horizontal mass transport in the Ekman layer, perpendicular to wind direction.
EKN X49. Ship Finance, Leasing and Maritime Capital Markets: Swedish export credit guarantee agency.
Ekofisk X14. Offshore Oil and Gas Marine Operations: First major Norwegian North Sea field; Phillips Petroleum, on-stream 1971.
Ekofisk Decommissioning X60. Marine Salvage and Wreck Removal: ConocoPhillips program for the partial removal of platforms in the Norwegian North Sea field.
Ekofisk reuse X124. Dredging Industry and Reclamation Contractors: North Sea storage caisson covered by Boskalis fall-pipe rock placement.
El Faro X60. Marine Salvage and Wreck Removal: US flagged ro-ro container vessel that sank off the Bahamas on 1 October 2015 during Hurricane Joaquin with the loss of 33 crew.
El Faro (2015) X12. Maritime Casualties and Investigation: US-flag ro-ro that foundered in Hurricane Joaquin on 1 October 2015 with 33 lives; NTSB and USCG investigations addressed weather routing, BRM, and AMVER use.
El Faro casualty (2015) X163. Marine Accident Investigation Agencies and Landmark Inquiries: United States-flag ro-ro container ship lost with all 33 crew during Hurricane Joaquin on 1 October 2015, investigated jointly by the United States Coast Guard and the NTSB which issued report…
El Nino D1. Physical and chemical oceanography and marine meteorology: Warm phase of ENSO with weakened trade winds and warming of the eastern tropical Pacific.
El Paso Paul Kayser X56. LNG/LPG Carriers and IGC Code: 125,000 cubic meter LNG carrier that ran aground in the Strait of Gibraltar in June 1979 without loss of cargo containment.
Elasmobranch X10. Marine Biology, Fisheries and Oceanography: Subclass of cartilaginous fishes including sharks, skates, and rays.
Elastec American Marine X126. Marine Oil Spill Response and OPRC Regimes: Illinois-based manufacturer of skimmers, fire boom (Hydro-Fire), and incinerators.
Elastic coupling X38. Propellers, Stern Gear and Shaft Lines: Resilient torsional element (Vulkan, Centa, Geislinger) inserted in the shaft line to detune torsional vibration.
Elastic Stack X107. Maritime Cybersecurity and OT Security: Open source platform combining Elasticsearch, Logstash, and Kibana used for log collection and SIEM functions.
Elastomeric stern tube bearing X38. Propellers, Stern Gear and Shaft Lines: Water-lubricated bearing using elastomeric or polymer staves (Thordon, Cutless), supplanting lignum vitae in modern designs.
Elbe X33. Inland Navigation and Barge Operations: River navigable from Hamburg to the Czech border, approximately 730 km.
Elbe Maritime Museum, Hamburg F2. Maritime Culture, Heritage, Archaeology, Art and Museums: International Maritime Museum Hamburg in the historic Kaispeicher B.
Elbe Pilot X32. Marine Pilotage and Pilot Operations: German pilot of the Cuxhaven-Hamburg passage on the River Elbe.
Elbe Pilots X159. Marine Pilotage, Pilot Districts, and Pilots' Associations: Elblotsen brotherhood handling pilotage on the Lower Elbe between Cuxhaven and Hamburg.
Elborne Mitchell X114. Maritime Arbitration and Shipping Law Firms: London marine insurance specialist firm with H and M and P and I disputes work.
Elcometer X45. Marine Paints, Coatings and Antifouling: Brand name commonly used generically for coating inspection instruments.
Elcometer 121 X88. Marine Surface Preparation and Coatings Application: Cross-hatch cutter for adhesion testing per ISO 2409 and ASTM D3359.
Elcometer 130 X88. Marine Surface Preparation and Coatings Application: Surface salt contamination meter for in-situ Bresle conductivity measurement.
Elcometer 138 X88. Marine Surface Preparation and Coatings Application: Surface contamination test kit including Bresle patches and conductivity meter.
Elcometer 224 X88. Marine Surface Preparation and Coatings Application: Digital surface profile gauge measuring peak-to-valley profile on blast-cleaned steel.
Elcometer 456 X45. Marine Paints, Coatings and Antifouling: Widely used digital DFT gauge for marine coatings inspection.
Elcometer 506 X88. Marine Surface Preparation and Coatings Application: Mechanical and hydraulic pull-off adhesion tester compliant with ASTM D4541 and ISO 4624.
Elder Dempster v Paterson Zochonis [1924] AC 522 X143. Landmark Maritime Law Cases and Doctrines: House of Lords held that bill of lading exemptions extended to protect a chartered shipowner.
Elder, John X39. Pre-1900 Maritime History: Clyde marine engineer whose compound steam engine, patented in 1853, transformed ocean steamship economics.