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Glossary

Maritime glossary, terms beginning with B (page 11)

All maritime glossary terms that begin with the letter B, drawn from every subject section. 2894 entries.

Showing 250 of 2894 terms (page 11 of 12).

Builder's Certificate X7. Flag State, Port State Control and Detention Vocabulary
Statement by the shipyard certifying particulars and first ownership of a newly built ship, used at first registration.
Builders trial X58. Shipbuilding Yards and Construction
Sea trial conducted by the yard with its own crew before the owner's acceptance trial.
Builders' Risks X4. Marine Insurance, P&I and Claims
cover for hulls under construction, commonly written on Institute Clauses for Builders' Risks 1/6/88.
Built Year X29. Ship Sale and Purchase, Management Contracts and Valuation
Year of delivery from yard, central age input to valuation.
Built-in Breathing System X82. Saturation Diving and Offshore Diving Operations
Overhead mask system in chambers supplying treatment gas independently of chamber atmosphere.
Buiscar Cargo Solutions X94. Port Machinery and Quay Equipment Makers
Dutch manufacturer of terminal trailers, multi-trailer systems, and intra-terminal equipment based in Rijssen.
Bukser og Berging X79. Tugs and Towage Industry
Norwegian towage company headquartered in Oslo providing harbor, escort, and ocean towage services.
Buksis Maritime Training X160. Maritime Academies, Universities, and STCW Certification
Indonesian maritime training provider for tug, offshore, and short-sea crew under Indonesian DGST oversight.
Bulava X11. Naval Vessels, Warship Systems and Naval Architecture
Russian RSM-56 submarine-launched ballistic missile for Borei class.
Bulava (RSM-56) X91. Submarines and Submarine Cable Systems
Russian solid-fueled submarine-launched ballistic missile carried by Borei-class SSBNs.
Bulb Flat X92. Marine Steel Suppliers and Shipbuilding Plate
Rolled section with a flat web and a rounded bulb at one edge used as stiffener in hull structures.
Bulb keel B1. Naval Architecture
Ballast bulb at the keel of a sailing yacht.
Bulb keel coating X45. Marine Paints, Coatings and Antifouling
Antifouling applied to the keel bulb on specialized vessels and yachts.
Bulbous bow B1. Naval Architecture
Forward protrusion at the stem to reduce wave-making resistance.
Bulbous bow block X58. Shipbuilding Yards and Construction
Forward block containing the bulb form, fitted with sonar dome supports on some warships.
Bulgaria PSC X66. Port State Control and Regional MOUs
Black Sea MOU and Paris MOU member State; PSC conducted by Maritime Administration Bulgaria.
Bulgarian Maritime Administration X98. Ship Registries and Flag States
Executive agency administering the Bulgarian ship register.
Bulgarian Naval Academy Nikola Vaptsarov X121. Maritime Education, Academies and Universities
In Varna, founded 1881, Bulgaria's leading naval and maritime institution, includes a civilian Navigation Faculty.
Bulk berth C4. Ports, terminals and coastal/marine civil engineering
Berth equipped for bulk loading or discharging.
Bulk Cargo X9. Cargo Securing, Lashing and Stability Vocabulary
Loose cargo subject to IMSBC Code; not normally lashed but governed by trimming and stability.
Bulk Cargo Shipping Name (BCSN) X1. Cargo Science, Commodities and Cargo Care
Standard naming convention required by IMSBC.
Bulk Cargo Survey X115. Marine Bunker and Cargo Surveying
Quantity and quality survey of unpackaged dry bulk cargo such as iron ore, coal, grain, or bauxite, typically performed by draft survey.
Bulk Carrier X1. Cargo Science, Commodities and Cargo Care
Single-deck ship for unpackaged dry bulk.
Bulk carrier (Handysize, Handymax, Supramax, Ultramax, Panamax, Kamsarmax, Post-Panamax, Capesize, Newcastlemax, VLOC, Chinamax) B5. Ship Types and Individual Vessels
Size taxonomy of dry-bulk carriers.
Bulk carrier (Polar Class) X27. Polar Code, Ice Navigation and Polar Operations
Cargo ship constructed to a Polar Class to operate in Arctic seasonal trades such as Baffinland Mary River iron ore.
Bulk carrier additional survey X7. Flag State, Port State Control and Detention Vocabulary
Expanded inspection element under Paris MoU NIR applied to bulk carriers older than 12 years.
Bulk carrier berth X15. Ports, Terminals and Stevedoring
berth equipped with shore unloaders or grab cranes for dry bulk.
Bulk Carrier Booklet of Loading Conditions X96. Hull Integrity Monitoring and Strain Gauges
Required onboard document listing approved loading patterns and corresponding still-water bending and shear values.
Bulk Carrier Cargo Handling Simulator X55. Marine Simulators, Training and Maritime Academies
Simulator modeling loading, deballasting, and stress monitoring on a bulk carrier in accordance with the BLU Code.
Bulk Carrier CIC (2007) X146. Port State Control Regimes, MoUs, and Inspection Systems
The Paris MoU and Tokyo MoU Concentrated Inspection Campaign on bulk carrier structural safety, conducted September to November 2007.
Bulk Carrier Code reference X170. SOLAS 1974 Convention: Chapter-by-Chapter Glossary
SOLAS XII applies in conjunction with the IMSBC Code and the Code of Practice for the Safe Loading and Unloading of Bulk Carriers (BLU Code, MSC.71(69)).
Bulk Carrier Focus Inspection X66. Port State Control and Regional MOUs
Expanded inspection criterion under Paris MOU for bulk carriers over 12 years of age.
Bulk Carrier Husbandry X86. Port Agency, Husbandry and Disbursement
Husbandry services tailored to dry bulk vessels including hold cleaning support and surveyors.
Bulk Carrier Salvage X60. Marine Salvage and Wreck Removal
Operations on dry bulk vessels, often complicated by cargo shift, structural failure, and IMSBC Code cargoes.
Bulk Container X75. IMDG Code, Classes, Packing and Segregation
IBC, freight container or portable tank used for dangerous goods in bulk, with IMDG types BK1, BK2, BK3 for solids.
Bulk Data Offload X109. Maritime Autonomous Surface Ships and MASS Code
The post-voyage transfer of large autonomy log files from ship to shore for analysis and model improvement.
Bulk delivery X61. Marine Lubricants and Cylinder Oils
Supply of marine lubricant by tank truck or barge into ship storage tanks rather than in drums or IBCs.
Bulk Hopper X94. Port Machinery and Quay Equipment Makers
Mobile or fixed funnel placed beneath a grab crane to receive bulk cargo and discharge it to trucks or conveyors.
Bulk Jupiter (2015) X12. Maritime Casualties and Investigation
Geared bulk carrier that sank off Vietnam on 2 January 2015 with bauxite cargo and 18 lives lost, triggering the IMO bauxite circular and 2017 IMSBC Code amendments.
Bulk Liquid Chemical Trade X135. Chemical Tanker Operators and IBC Code Cargoes
Global seaborne market of around 380 million tons per year split roughly between organic chemicals, vegetable oils and inorganic acids.
Bulk Liquid Tank Cleaning X86. Port Agency, Husbandry and Disbursement
Tank cleaning service coordinated by chemical tanker agents between cargoes.
Bulk Loader Spout X169. Container Terminal Cranes, Yard Equipment, and Lashing
Telescoping discharge spout at the end of a bulk ship loader boom that lowers cargo into the hatch with minimal dust generation.
Bulk Mover X33. Inland Navigation and Barge Operations
Inland self-propelled bulk cargo vessel, common term in Rhine and Danube trades.
Bulker barge X166. Inland Waterways, Ferries, RoRo, and Short Sea Shipping
An open or covered hopper barge used to carry dry bulk cargo such as grain, coal, ore, or aggregates on inland waterways.
Bulker box C3. Logistics, freight forwarding and multimodal trade
20 foot open top container converted for bulk cargo.
Bulker High-Risk Voyage E1. Maritime security, geopolitics and risk
Voyage requiring enhanced security tier under charterparty war clauses.
Bulker Index X29. Ship Sale and Purchase, Management Contracts and Valuation
Indicative price assessment for dry bulk segments.
Bulker loss campaign 1990s X12. Maritime Casualties and Investigation
Series of dry-bulk losses including Derbyshire that drove SOLAS Chapter XII in 1997.
Bulker, Ice Class X52. Polar Code, Arctic and Antarctic Shipping
Bulk carrier with hull and machinery reinforcement enabling operation in defined ice conditions, commonly to Finnish-Swedish IA or IA Super.
Bulkers X127. Maritime Security, Anti-Piracy and PMSCs
Bulk carriers, historically the largest single ship-type victim category in Somali piracy due to low freeboard and slow speed.
Bulkhead X3. Ship Handling, Seamanship and Deck Vocabulary
Vertical partition dividing a ship into compartments.
Bulkhead Crack Renewal X113. Drydock and Ship Repair Yards
Drydock structural repair removing and rewelding cracked stiffeners and plating on watertight or oiltight subdivision bulkheads.
Bulkhead Deck A2. Maritime safety legislation: SOLAS and its codes
Uppermost deck to which transverse watertight bulkheads extend.
Bulkhead Movable X94. Port Machinery and Quay Equipment Makers
Repositionable internal partition in bulk holds used to separate parcels of different commodities.
Bulkhead Penetration X41. Cruise Ship Public Health and VSP/USPH
Sealed pipe pass-through that must maintain watertight integrity around potable and waste lines.
Bulkhead Penetration Standard X109. Maritime Autonomous Surface Ships and MASS Code
The naval architecture rule for routing the additional cabling required by a MASS sensor and compute network between watertight compartments.
Bulkhead Removal X28. Ship Recycling and End-of-Life
Sequential cutting of transverse and longitudinal bulkheads during interior dismantling.
Bulkhead Stool X54. Naval Architecture Software and IACS Rules
Lower or upper triangular structure supporting transverse corrugated bulkheads in bulk carriers, addressed in IACS UR S18.
Bulkhead Subdivision (Fishing Vessel) X87. Fishing Vessels and Fisheries Management
Requirement under Cape Town Agreement Annex II for transverse watertight bulkheads on vessels of 45 meters and above.
Bulkhead, return-air X26. Reefer Containers and Cold Chain Logistics
Perforated wall at door end channeling air back to evaporator.
Bulkhead, transverse X58. Shipbuilding Yards and Construction
Vertical wall dividing the hull into watertight compartments, integrated into bottom and side blocks.
Bull Hose X88. Marine Surface Preparation and Coatings Application
Large-diameter air supply hose connecting compressor to blast pot.
Bull Rail X9. Cargo Securing, Lashing and Stability Vocabulary
Longitudinal raised edge on ro-ro deck preventing lateral movement of trailers.
Bulldog X106. Naval Surface Combatants
Royal Navy Type 31 Inspiration-class frigate ordered under the Babcock Arrowhead 140 program.
Bulldozer trim X15. Ports, Terminals and Stevedoring
in-hold trimming of bulk cargo with shipboard or shoreside dozers.
Bullet camera X65. ROVs, AUVs, USVs and Marine Robotics
Compact cylindrical underwater video camera commonly fitted to ROV pan and tilt units.
Bullnose X14. Offshore Oil and Gas Marine Operations
Towing notch at the AHTS stern aiding wire alignment.
Bully I Drillship X153. Offshore Drilling Rigs, FPSOs, and Offshore Vessels
Frontier Drilling-designed compact deepwater drillship later operated by Noble.
Bully II Drillship X153. Offshore Drilling Rigs, FPSOs, and Offshore Vessels
Sister vessel to Bully I, a compact deepwater drillship of innovative hull form.
Bullying and Harassment Policy X102. Seafarer Welfare and Maritime Charities
Required ship-level policy under MLC 2006 amendments, supported by the BIMCO ISWAN Good Practice Guide.
Bulwark X3. Ship Handling, Seamanship and Deck Vocabulary
Solid extension of the hull plating above the weather deck.
Bulwark coating X45. Marine Paints, Coatings and Antifouling
Topcoat applied to inboard and outboard faces of the bulwark, normally polyurethane or alkyd.
Bulwark Fairlead X173. Mooring, Anchoring, OCIMF MEG4, and Equipment Numeral
Fairlead built into the bulwark plating to lead a mooring line outboard with controlled fleet angle.
Bumbershoot X4. Marine Insurance, P&I and Claims
a marine umbrella liability policy covering excess marine and non-marine liabilities.
Bumble Bee Foods X131. Commercial Fisheries, Trawler Fleets and Seafood Processors
California-based canned tuna and salmon brand owned since 2020 by Taiwan's FCF Co., previously held by Lion Capital.
Bumboat X3. Ship Handling, Seamanship and Deck Vocabulary
Small boat selling goods to ships in harbor.
Bumi Armada X81. Project Cargo, Heavy-Lift and Module Carriers
Malaysia-based offshore operator running FPSOs and offshore support vessels.
Bumper Boat X103. US Inland Waterway Towing and Barge
A small workboat that assists in positioning barges within a fleet.
Bumper Pull X104. Project Cargo Forwarders and Heavy Transport
Light trailer towed from a hitch, contrasted with heavy haul fifth wheel or gooseneck connections.
Bumper Tractor X169. Container Terminal Cranes, Yard Equipment, and Lashing
Yard tractor variant fitted with a fifth wheel and tow bumper to handle ocean chassis on uneven surfaces.
Bund X31. Helicopter Operations on Ships
Containment kerb around refueling area to retain spilled fuel.
Bundesamt fur Seeschifffahrt und Hydrographie X73. Marine Hydrography, Charting and ENC
The full German name of BSH, producer of German official charts and ENCs.
Bundi Cap X83. ISO Container Manufacturing and Leasing
Protective cap fitted over reefer machinery during ocean voyage on certain integral units.
Bundle X14. Offshore Oil and Gas Marine Operations
Pipe-in-pipe assembly towed to field for subsea installation.
Bundle (pipeline bundle) X37. Marine Spatial Planning, Subsea Cables and Submarine Pipelines
Assembly of multiple flowlines, control lines, and umbilicals housed in a carrier pipe, towed to site by controlled-depth or off-bottom tow.
Bundle Lift X104. Project Cargo Forwarders and Heavy Transport
Single lift of multiple long items strapped together, common for piping and structural steel.
Bundle, lashing rod X76. Stevedoring, Lashing and Cargo Securing
Banded set of lashing rods grouped for transport and crane lift.
Bundling X9. Cargo Securing, Lashing and Stability Vocabulary
Securing multiple items together as a single unit for stowage.
Bunker X6. Container, Intermodal and Trade Codes
Marine fuel oil used by container vessels.
BUNKER 2001 X126. Marine Oil Spill Response and OPRC Regimes
International Convention on Civil Liability for Bunker Oil Pollution Damage, in force November 21, 2008, requiring direct action against P and I insurers for bunker spills.
Bunker adjustment factor C1. Commercial shipping, chartering, economics and finance
BAF, surcharge to reflect fuel cost changes in liner tariffs.
Bunker Anchorage X72. Bunkering Hubs and Bunker Suppliers
Designated anchorage area where vessels lie at anchor to receive bunkers from barges.
Bunker and Tanker Conference X119. Maritime Conferences, Trade Shows and Awards
Annual fuel and tanker forum convened by Petrospot in Geneva and Athens.
Bunker arm X15. Ports, Terminals and Stevedoring
marine loading arm used for bunker fuel transfer.
Bunker barge X24. Cruise, Passenger Ship and Ferry Operations
Tanker delivering fuel oil, MGO, or LNG to a cruise ship at berth or at anchor.
Bunker barge captain X2. Marine Bunker Fuels, Lubricants and Bunkering Operations
Master of the delivering barge, signs the BDN and JDI on the seller side.
Bunker barge meter X149. Marine Fuels, Bunkering, and Alternative Fuels
A mass flow meter (Coriolis) used on bunker barges, mandatory in Singapore since 1 January 2017 for distillates and 1 July 2017 for residuals.
Bunker Barge Permit Singapore X72. Bunkering Hubs and Bunker Suppliers
Operating permit issued by MPA to bunker tankers operating in the Port of Singapore.
Bunker Boil-Off Management X140. Ammonia as Marine Fuel and Hydrogen Shipping
Reliquefaction or onboard combustion of NH3 vapor evolving from cargo or fuel tanks.
Bunker Bond X115. Marine Bunker and Cargo Surveying
Inventory document accompanying duty-free bunker fuel transferred to international voyages, controlled by customs authorities.
Bunker Buy Indication X72. Bunkering Hubs and Bunker Suppliers
Pre nomination price indication from a supplier valid for a stated time window subject to firm confirmation.
Bunker Buyer X115. Marine Bunker and Cargo Surveying
Charterer or shipowner contracting for fuel supply and engaging an independent surveyor to verify quantity and quality.
Bunker Calculation Sheet X5. Marine Surveying and Inspection
Worksheet showing tank ullages, temperatures, densities, and quantity computations.
Bunker Call X86. Port Agency, Husbandry and Disbursement
Port call whose principal purpose is to take on fuel and stores.
Bunker Calls (Sanctions Risk) X151. Maritime Sanctions, Dark Fleet, and Price Cap Regimes
Refuelling at ports such as Sohar, Khor Fakkan, or Singapore OPL by vessels engaged in sanctioned trades, flagged for enhanced due diligence.
Bunker claim X2. Marine Bunker Fuels, Lubricants and Bunkering Operations
Formal commercial dispute alleging off-specification or short delivery.
Bunker Clause X161. Shipbroking, Freight Derivatives, and Baltic Indices
Charter party provision specifying bunker quantities, qualities, and prices on delivery and redelivery.
Bunker Compatibility Test X115. Marine Bunker and Cargo Surveying
Spot test on filter paper such as ASTM D4740 to assess whether two residual fuels will form sludge when mixed on board.
Bunker contract X47. Marine Fuel Quality and ISO 8217
Sale and purchase agreement covering grade, quantity, price, delivery location, and quality terms for marine fuel.
Bunker Convention X53. Marine Insurance, P&I and Hull Clauses
The International Convention on Civil Liability for Bunker Oil Pollution Damage 2001, requiring compulsory insurance for vessels over 1,000 GT.
Bunker Convention 2001 A4. Other IMO and ILO conventions and codes
International Convention on Civil Liability for Bunker Oil Pollution Damage.
Bunker Coupon Schemes X151. Maritime Sanctions, Dark Fleet, and Price Cap Regimes
Pre-paid bunker arrangements identified in OFAC advisories as a method to obscure ownership of fuel supplied to sanctioned vessels.
Bunker delivery note X19. Engine Room Watchkeeping and UMS Operations
BDN, document required under MARPOL Annex VI Regulation 18 listing fuel quantity and sulphur content.
Bunker Delivery Note (Alternative Fuels) X111. Methanol, Ammonia and Alternative Marine Fuels
Required document under MARPOL Annex VI specifying fuel grade, sulfur content, and biofuel blend ratio for marine bunker deliveries.
Bunker Delivery Note Verification X150. Tanker Vetting: OCIMF SIRE, CDI, RightShip, and TMSA
The SIRE chapter check confirming BDNs match MARPOL Annex VI sulfur content declarations.
Bunker Delivery Receipt X86. Port Agency, Husbandry and Disbursement
Master's receipt acknowledging bunker quantity and quality delivered.
Bunker Demurrage X72. Bunkering Hubs and Bunker Suppliers
Charge levied by a bunker supplier when barge time alongside exceeds the agreed laytime in the supply contract.
Bunker Detectives X115. Marine Bunker and Cargo Surveying
Brand operated within the Veritas Petroleum Services group focused on bunker quality investigations and dispute resolution.
Bunker dispute X152. Maritime Arbitration and Dispute Resolution
Common arbitration subject involving quality, quantity, or contamination of marine fuel, often referred to LMAA or SCMA.
Bunker Dispute Resolution X72. Bunkering Hubs and Bunker Suppliers
Specialist arbitration practice handled by LMAA and SCMA tribunals covering quality, quantity, and lien claims.
Bunker Fraud X107. Maritime Cybersecurity and OT Security
Deception involving falsified bunker delivery notes or spoofed PDFs to misstate fuel quantities or prices.
Bunker Fuel X172. IMDG Code: Classes, Divisions, Segregation, and Key UN Numbers
Heavy residual fuel typically not regulated by IMDG unless flashpoint criteria for UN 3082 or UN 1993 are met.
Bunker Fuel Switch X72. Bunkering Hubs and Bunker Suppliers
Operational change of fuel grade typically performed when entering or leaving an emission control area.
Bunker hedge C1. Commercial shipping, chartering, economics and finance
Derivative used to lock in future bunker fuel costs.
Bunker Hold X149. Marine Fuels, Bunkering, and Alternative Fuels
A common industry workflow term for the operational pause when fuel quality is in dispute; also a brand name for bunker management software.
Bunker Holding X72. Bunkering Hubs and Bunker Suppliers
Danish parent group based in Middelfart owning Bunker One, Dan Bunkering, Unicorn Petroleum, and KPI Bridge Oil, marketed as the world's largest bunker company by volume.
Bunker Holding Group Compliance X72. Bunkering Hubs and Bunker Suppliers
Internal sanctions and anti corruption compliance program tightened after the 2019 to 2021 jet fuel to Syria investigation.
Bunker hose X2. Marine Bunker Fuels, Lubricants and Bunkering Operations
Reinforced flexible hose used between barge manifold and ship manifold during transfer.
Bunker Hub X101. Vessel Brokerage Software and Chartering Platforms
BASS module supporting bunker stem planning, sampling, and reconciliation across managed fleets.
Bunker Index X101. Vessel Brokerage Software and Chartering Platforms
Marine fuel price index brand later rebranded under the ENGINE Marine Fuel Index following ENGINE's 2022 launch.
Bunker Index BIX X72. Bunkering Hubs and Bunker Suppliers
Daily bunker price benchmark family covering MGO, VLSFO, HSFO, and LNG by port.
Bunker Loading Arm X72. Bunkering Hubs and Bunker Suppliers
Articulated hard arm used in place of a flexible hose for shore to ship LNG and methanol bunker transfers.
Bunker Manifold X72. Bunkering Hubs and Bunker Suppliers
Set of cross connected flanged piping on the receiving vessel where bunker hoses are connected.
Bunker Mast X94. Port Machinery and Quay Equipment Makers
Vertical pipework arrangement on a bunker barge used to elevate the delivery hose to deep-draft vessels.
Bunker Metric X116. Global Bunker Anchorages, Hubs and Supply Infrastructure
Software vendor in Copenhagen providing voyage and bunker optimization tools used by tramp operators.
Bunker Nomination X72. Bunkering Hubs and Bunker Suppliers
Charterer or owner instruction designating supplier, port, grade, and quantity for a bunker stem.
Bunker Notice 03/2017 (MPA) X110. LNG Bunkering Infrastructure and Vessels
Maritime and Port Authority of Singapore bunker notice mandating mass-based custody transfer for bunker deliveries.
Bunker One X72. Bunkering Hubs and Bunker Suppliers
Physical supplier arm of Bunker Holding operating barges in Panama, Algeciras, ARA, and West Africa.
Bunker Optimization X78. Voyage Optimization and Vessel Performance Software
The process of selecting bunker stem ports, quantities, and grades across a voyage or schedule to minimize total fuel cost while meeting operational constraints.
Bunker Owner X99. Marine Salvage Awards and SCOPIC
Party owning bunker fuel on board, separately liable for its share of the salvage award based on salved bunker value.
Bunker plan X2. Marine Bunker Fuels, Lubricants and Bunkering Operations
Pre-transfer document specifying tanks, sequence, rates, and ullages.
Bunker Pollution Cover X53. Marine Insurance, P&I and Hull Clauses
Liability insurance responding to spills of bunker fuel from a non-tanker vessel, typically arranged through a P&I club.
Bunker port X61. Marine Lubricants and Cylinder Oils
Port where fuel and lubricants are routinely supplied to commercial shipping, often a hub for oil major distribution.
Bunker Pump X63. Marine Auxiliary Machinery and Pumps
Pump dedicated to receiving or transferring fuel during bunkering operations.
Bunker Pumping Rate Clause X86. Port Agency, Husbandry and Disbursement
Charter party provision on minimum pumping rate during bunker delivery.
Bunker Quality Claim X86. Port Agency, Husbandry and Disbursement
Dispute over off-specification fuel handled through agent and surveyors.
Bunker quality dispute X149. Marine Fuels, Bunkering, and Alternative Fuels
A claim arising from off-spec fuel where the buyer asserts deviation from ISO 8217 or contractual specification.
Bunker Quality Survey X43. Marine Surveying and Warranty Surveying
The drawing of representative samples during bunkering for laboratory testing against ISO 8217 specifications and MARPOL Annex VI sulfur limits.
Bunker Quantity Survey X43. Marine Surveying and Warranty Surveying
A measurement exercise to determine the quantity of fuel oil on board before and after bunkering, including soundings, temperature, and density corrections.
Bunker Quote X72. Bunkering Hubs and Bunker Suppliers
Firm price offer from a supplier specifying grade, quantity, delivery window, and payment terms.
Bunker Receipt X72. Bunkering Hubs and Bunker Suppliers
Document signed by the chief engineer acknowledging the volume and grade received, distinct from the BDN.
Bunker receipt (BRN) X149. Marine Fuels, Bunkering, and Alternative Fuels
An informal acknowledgement of delivery used alongside the formal BDN.
Bunker reefer X26. Reefer Containers and Cold Chain Logistics
Older term for a vessel-supplied refrigerated cargo hold.
Bunker Removal X13. Marine Salvage and Wreck Removal
Lightering of fuel from a casualty under OPA 90 or Nairobi Convention obligations.
Bunker requisition X149. Marine Fuels, Bunkering, and Alternative Fuels
The ship's internal order document specifying grade, quantity, and delivery window for the next bunker stem.
Bunker sample X19. Engine Room Watchkeeping and UMS Operations
MARPOL sample sealed at the manifold during bunkering, retained for 12 months.
Bunker Sample (Reg 18 Annex VI) X171. MARPOL 73/78: Annex-by-Annex Detailed Glossary
The MARPOL-delivered representative sample of fuel oil sealed at the bunker manifold, retained on board until the fuel is substantially consumed and in any case for at least 12 months.
Bunker Sample Bottle Kit X120. Marine Catering, Provisions and Ship Chandlers
IMPA 170425 series 750 mL or 1 L sample bottle, often supplied alongside provisions by chandlers.
Bunker Sample Retention X40. Tanker Vetting, SIRE and VIQ
The MARPOL-mandated practice, verified during vetting, of retaining a sealed representative sample of each delivered bunker for 12 months.
Bunker Sample Witness X72. Bunkering Hubs and Bunker Suppliers
Independent surveyor present during sampling to certify the sample chain of custody.
Bunker Sampling X86. Port Agency, Husbandry and Disbursement
Drawing of fuel samples during delivery, witnessed by agent and surveyor.
Bunker spill X12. Maritime Casualties and Investigation
Pollution from a vessel's fuel oil bunkers, governed by the Bunkers Convention 2001.
Bunker Spill Cover X108. Marine Insurance and P&I Clubs
P&I cover for pollution from a vessel's fuel oil, certified by Blue Card under the Bunker Convention 2001.
Bunker Station X41. Cruise Ship Public Health and VSP/USPH
Shipboard manifold where potable water is loaded, fitted with a labeled, capped USPH hose connection.
Bunker Stem X72. Bunkering Hubs and Bunker Suppliers
Single bunker order identified by vessel, port, supplier, grade, and quantity.
Bunker Stem Window X72. Bunkering Hubs and Bunker Suppliers
Agreed time band during which the supplier is bound to deliver the nominated stem.
Bunker Supplier License X72. Bunkering Hubs and Bunker Suppliers
Generic term for port authority authorization required to sell bunkers within a port, issued by MPA Singapore, APBA Algeciras, Port of Fujairah, and others.
Bunker survey C2. Ship operations, crewing and technical management
Quantity and quality measurement at delivery and redelivery.
Bunker Survey (Fishing Vessel) X87. Fishing Vessels and Fisheries Management
Measurement of fuel onboard before and after a trip, required for VMS calibration and emissions monitoring in some jurisdictions.
Bunker Survey at Delivery X28. Ship Recycling and End-of-Life
Quantity verification of remaining fuel oil, diesel oil, and lub oil at handover.
Bunker Surveyor F3. Seafaring Life, Education, Professions and Institutions
Independent surveyor certifying bunker quantity and quality.
Bunker Swap X44. Shipping Indices, FFAs and Freight Markets
Over-the-counter or cleared derivative settling against published bunker price assessments such as Platts Singapore 0.5 percent or Rotterdam 0.5 percent.
Bunker Tank X115. Marine Bunker and Cargo Surveying
Dedicated storage tank on a vessel holding heavy fuel oil, marine gas oil, or low sulfur fuel oil for propulsion and auxiliary use.
Bunker tank cleaning X147. Ship Recycling, Hong Kong Convention, and Recycling Yards
Mandatory hot-work preparation step where residual fuel oil is removed and tanks gas-freed before cutting.
Bunker Tank Inspection X5. Marine Surveying and Inspection
Visual examination of fuel tanks for sediment, sludge, and structural condition.
Bunker Tank Survey X60. Marine Salvage and Wreck Removal
Inspection of fuel tanks before bunker removal to assess content, condition, and access points.
Bunker Theft X22. Piracy, Maritime Security and Armed Protection
Illicit siphoning of fuel oil from a vessel, common in West Africa and Southeast Asia anchorages.
Bunker Trader X72. Bunkering Hubs and Bunker Suppliers
Intermediary firm that arranges bunker supply between physical suppliers and shipowners or charterers.
Bunker training X21. STCW Certificates, Crewing and Seafarer Welfare
Familiarization in fuel transfer operations, often included in tanker and engineering syllabi.
Bunker Voyage Analysis X115. Marine Bunker and Cargo Surveying
Reconciliation of bunker consumption against engine running hours and noon reports to detect leakage or off-spec performance.
Bunker Wing Tank X72. Bunkering Hubs and Bunker Suppliers
Side tank on the bunker barge dedicated to a single grade to avoid commingling during simultaneous deliveries.
Bunker World X116. Global Bunker Anchorages, Hubs and Supply Infrastructure
Petromedia-owned data and news service for bunker prices and supplier intelligence, widely used as a screen reference.
Bunkering X15. Ports, Terminals and Stevedoring
supplying fuel to a vessel by barge, truck, or shoreside pipeline.
Bunkering Credit Line X49. Ship Finance, Leasing and Maritime Capital Markets
Working capital facility used by owners and operators to fund fuel purchases.
Bunkering Log X41. Cruise Ship Public Health and VSP/USPH
Record of water taken aboard listing source, time, halogen residual, and free chlorine of the receiving system.
Bunkering Pilot X159. Marine Pilotage, Pilot Districts, and Pilots' Associations
Pilot-class endorsement specific to maneuvering vessels alongside bunker barges, used in Singapore and Rotterdam.
Bunkering Restriction X133. Polar Research Vessels and Polar Code Regimes
MARPOL Annex I Regulation 43 bans use or carriage of heavy fuel oil in Antarctic waters since 1 August 2011.
Bunkering tanker B5. Ship Types and Individual Vessels
Small tanker delivering fuels in port.
Bunkernet X78. Voyage Optimization and Vessel Performance Software
A bunker procurement and management platform supporting price discovery, nomination, and reconciliation for marine fuels.
Bunkers (weight item) B1. Naval Architecture
Mass of fuels carried, an input to the deadweight calculation.
Bunkers on Delivery and Redelivery X51. Maritime Arbitration, Law and BIMCO Clauses
A time charter clause regulating the quantity, quality, and price of fuel transferred at the start and end of the period.
Bunkers ROB X29. Ship Sale and Purchase, Management Contracts and Valuation
Remaining on board fuel quantity adjusted at delivery price.
BunkerTrace X25. Maritime Cybersecurity, OT and IT
Fleet bunker tracking solution from Forecast Technology and Authentix used to verify fuel chain of custody.
Bunkerworld X101. Vessel Brokerage Software and Chartering Platforms
Marine fuel news and price service published by Petromedia, covering bunker grades at major hubs.
Bunkerworld Index X72. Bunkering Hubs and Bunker Suppliers
Long running bunker price index published by Bunkerworld covering more than 100 ports.
Bunt X3. Ship Handling, Seamanship and Deck Vocabulary
Middle part of a square sail.
Buntline X3. Ship Handling, Seamanship and Deck Vocabulary
Rope used to gather up the bunt of a square sail.
Buoy X3. Ship Handling, Seamanship and Deck Vocabulary
Floating navigation mark or float used to mark a mooring.
Buoy (lateral) X16. Nautical Science, Navigation and COLREGs
Aid marking the side of a channel under IALA Region A or B.
Buoy Racing X84. Yacht Racing, Regattas and Sailing Governance
Short-course racing around inflatable marks, as in fleet and match-racing regattas.
Buoy rope X3. Ship Handling, Seamanship and Deck Vocabulary
Line from an anchor to a small buoy on the surface.
Buoy-mounted point absorber X57. Ocean Energy Beyond Wind
Compact wave energy converter that uses heaving motion of a buoy relative to a reaction structure, exemplified by CorPower Ocean.
Buoyage (IALA) X16. Nautical Science, Navigation and COLREGs
Maritime buoyage system A (red to port entering) and B (red to starboard entering).
Buoyage System X23. AIS, GMDSS, IALA Buoyage and Aids to Navigation
Coordinated set of marks defined by IALA MBS to indicate the lateral and cardinal directions of safe water.
Buoyancy X162. Naval Architecture, Stability, Resistance, and Structural Design
Upward hydrostatic force on a submerged or partially submerged body equal to the weight of displaced fluid.
Buoyancy aid X21. STCW Certificates, Crewing and Seafarer Welfare
Personal flotation device used during certain shipboard training, distinct from SOLAS lifejackets.
Buoyancy Aid Disposal X50. Ship Recycling, Demolition and Hong Kong Convention
The recovery and disposal of lifejacket foam, often containing kapok or polyurethane, listed under Part III stores.
Buoyancy Bag X167. Major Salvage Companies, Wreck Removals, and Equipment
Reinforced inflatable cylinder of up to 35 tonnes lift used to support sunken vessels during refloating.
Buoyancy Can X153. Offshore Drilling Rigs, FPSOs, and Offshore Vessels
Subsea buoyancy module providing upward lift to risers or tendon systems on floating production structures.
Buoyancy Flux D1. Physical and chemical oceanography and marine meteorology
Rate at which buoyancy is exchanged across an interface, often through heat and salt fluxes.
Buoyancy Force X9. Cargo Securing, Lashing and Stability Vocabulary
Upward force equal to weight of displaced water; basis of stability calculations.
Buoyancy frequency (N) X10. Marine Biology, Fisheries and Oceanography
Brunt-Väisälä frequency describing oscillation of a displaced fluid parcel in a stratified ocean.
Buoyancy module X42. Offshore Wind Installation and Cable Lay
Distributed flotation collar attached to dynamic cables in a lazy wave or steep wave configuration.
Buoyancy Restoration X60. Marine Salvage and Wreck Removal
Engineering process of restoring positive buoyancy to a casualty through dewatering, patching, and lift bag deployment.
Buoyancy Tank X14. Offshore Oil and Gas Marine Operations
Submerged tank giving lift to risers, tow strings, or moorings.
Buoyant mine X77. Naval Mine Warfare and Mine Countermeasures
A sea mine whose case provides positive buoyancy, held in position by a mooring cable and sinker.
Buoyant smoke signal X170. SOLAS 1974 Convention: Chapter-by-Chapter Glossary
Daytime distress signal required as part of lifeboat equipment under LSA Code Section 3.
Buquebus X132. High-Speed Craft, Hydrofoils and Ferry Operators
Argentine-Uruguayan operator running fast craft including the Incat 99 m Francisco LNG-fuelled catamaran across the River Plate.
Burchardkai CTB X138. Global Container Terminal Operators and Port Equipment
HHLA's largest Hamburg terminal with 30 STS cranes and 4.1 million TEU capacity, undergoing block-storage automation since 2008.
Burden of proof X152. Maritime Arbitration and Dispute Resolution
Allocation of the duty to establish facts; in maritime arbitration typically falls on the claimant to prove its case on the balance of probabilities.
Bureau International des Conteneurs X83. ISO Container Manufacturing and Leasing
Paris-based authority registering BIC codes under ISO 6346.
Bureau of Indian Standards Demolition Steel X50. Ship Recycling, Demolition and Hong Kong Convention
The reference standard for re-rollable plate recovered from ship recycling and used for construction rebar manufacture.
Bureau of Industry and Security (BIS) X151. Maritime Sanctions, Dark Fleet, and Price Cap Regimes
The U.S. Commerce Department agency administering the Export Administration Regulations, which overlap with OFAC controls on dual-use cargo loaded on ships.
Bureau Veritas X21. STCW Certificates, Crewing and Seafarer Welfare
French classification society delegated by some flag States to approve MET programs and issue MLC certificates.
Bureau Veritas (BV) X8. IACS, Class Rules and Class Notations
French classification society, founded 1828, IACS founding member.
Bureau Veritas Commodities X155. Marine Surveying Practice and Cargo Inspection
The cargo inspection division of Bureau Veritas formed after acquisition of Inspectorate, providing global petroleum and dry cargo survey services.
Bureau Veritas Decarb Ready X34. Decarbonization, Alternative Fuels and Carbon Pricing
BV class notation marking ship readiness for future fuel conversion.
Bureau Veritas Fuel Testing X47. Marine Fuel Quality and ISO 8217
Marine fuel testing service operated by Bureau Veritas providing ISO 8217 conformity reports.
Bureau Veritas Inspection X43. Marine Surveying and Warranty Surveying
The commodities and industrial inspection arm of the Bureau Veritas Group, distinct from the classification society, providing cargo, quantity, and quality surveys.
Bureau Veritas Inspection Services X115. Marine Bunker and Cargo Surveying
Commodities and trade inspection arm of Bureau Veritas covering bunker fuel, petroleum, and cargo quantity verification.
Bureau Veritas Marine X115. Marine Bunker and Cargo Surveying
Marine and Offshore division of the Bureau Veritas group providing classification and inspection services including bunker and cargo surveys.
Bureau Veritas Salvage X13. Marine Salvage and Wreck Removal
Class society salvage and survey support for casualty stability and structure.