Maritime Knowledge Base
Browse questions and answers across marine machinery, merchant navy careers, shipboard operations and maritime glossary terms.
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Marine Machinery
Troubleshooting guides for pumps, boilers, purifiers, compressors and auxiliary systems.
Merchant Navy Careers
Questions about joining the merchant navy, exams, cadetships, ranks and sea-time.
Maritime Glossary
Plain-English definitions of shipping, engine-room, navigation and regulatory terms.
Shipboard Operations
Practical Q&A for watchkeeping, safety, maintenance routines and onboard documentation.
Results for "Port State Control"
How do I prepare for a Port State Control inspection?
How to be ready for Port State Control — certificates, drills, maintenance evidence and housekeeping — so a routine inspection does not become a detention.
Maritime GlossaryWhat does STCW mean?
STCW explained — the international convention that sets minimum training, certification and watchkeeping standards for seafarers worldwide.
Maritime GlossaryWhat is SOLAS?
SOLAS explained — the IMO's most important safety convention and the areas of ship safety it governs.
Merchant Navy CareersWhat is a Certificate of Competency (CoC) and how do I get one?
What a CoC is, the STCW rank levels it comes in, and the sea time, courses and exams needed to earn and raise one.
Maritime GlossaryWhat is ballast water and why is it managed?
What ballast water is, why ships carry it, and why it is now exchanged or treated under the Ballast Water Management Convention.
Shipboard OperationsWhat is a Shipboard Oil Pollution Emergency Plan (SOPEP)?
SOPEP is the Shipboard Oil Pollution Emergency Plan, a MARPOL-required plan that tells the crew how to report and respond to an oil spill from the ship.
Merchant Navy CareersHow do you become a chief engineer on a ship?
The chief engineer heads the engine department — reaching the rank requires management-level certification and years of sea time as a watchkeeping and second engineer.
Shipboard OperationsWhat are the SOLAS lifeboat and abandon ship drill requirements?
SOLAS requires regular abandon-ship and fire drills, with musters, equipment checks and the lowering and manoeuvring of lifeboats at defined intervals.
Merchant Navy CareersWhat medical and eyesight standards are required to join the merchant navy?
Seafarers must pass a seafarer medical examination covering general fitness, eyesight and colour vision, and hearing — the standards protect safety at sea.
Merchant Navy CareersWhat are the four STCW basic safety training courses?
Before joining a ship, every seafarer must complete STCW basic safety training — four short courses covering survival, firefighting, first aid and personal safety.
Marine MachineryWhy does the oily water separator 15 ppm bilge alarm keep activating?
The 15 ppm alarm on the oily water separator stops overboard discharge when the oil content is too high — the causes lie in the separator, the monitor or the feed.
Shipboard OperationsWhat is a garbage management plan and what does MARPOL require?
A garbage management plan sets out how a ship collects, separates, stores and disposes of its garbage in line with MARPOL Annex V, which bans plastics disposal at sea.
Merchant Navy CareersWhat shore-based jobs can experienced seafarers move into?
Experienced seafarers are in demand ashore for a wide range of maritime roles — surveying, pilotage, ship management, training, insurance and port work — where their sea experience is essential.
Merchant Navy CareersWhat is a seafarer employment agreement (SEA)?
A seafarer employment agreement is the written contract, required under the Maritime Labour Convention, that sets out the terms of a seafarer's employment aboard ship.
Marine MachineryHow does a marine incinerator work and what can it burn?
A marine incinerator burns the ship's waste oils, sludge and solid garbage in a combustion chamber, subject to MARPOL rules on what may be incinerated and where.
Shipboard OperationsHow is ballast water managed and treated on board a ship?
Under the Ballast Water Management Convention, ships manage ballast water either by mid-ocean exchange or, increasingly, by treating it through an approved system before discharge.
Shipboard OperationsWhat are safe pilot boarding arrangements and pilot ladder requirements?
Pilot boarding arrangements must let a pilot get on and off a moving ship safely, chiefly by a correctly rigged pilot ladder meeting SOLAS requirements, attended by an officer.
Shipboard OperationsWhat is a Safety Management System (SMS) on a ship?
A Safety Management System is the documented set of policies and procedures, required by the ISM Code, by which a company manages the safe operation of its ships and prevention of pollution.
Marine MachineryHow do you recover from a blackout (total loss of electrical power)?
A blackout is the total loss of electrical power on a ship — recovery depends on the emergency generator, restarting the main plant and restoring services in the right order.
Shipboard OperationsWhat is the procedure for anchoring a ship?
Anchoring safely means preparing the gear, approaching the chosen spot slowly against wind and tide, letting go with controlled cable, and keeping an anchor watch.
Shipboard OperationsWhat is a muster list on a ship?
A muster list is the SOLAS-required document that assigns every crew member their duties and muster station for each emergency, and sets out the alarm signals.
Shipboard OperationsWhat is lock-out tag-out (LOTO) and why is it used aboard ship?
Lock-out tag-out is the practice of isolating a machine's energy sources and physically locking and tagging them off before maintenance, so it cannot be started or energised while someone is working on it.
