Maritime English
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What is Buoy Unlit?

Buoy Unlit A navigation buoy whose light is inoperative or not functioning, presenting a hazard at night.

Source: IMO SMCP, STCW Convention, SOLAS, COLREG

How is “Buoy Unlit” Used in Practice?

Navigation warning: buoy Kilo unlit, position 53°18.2′ N 003°06.5′ E.

Certification Exam Relevance

STCWMarlins TestISF WatchkeeperGMDSS

Who Needs to Know This Term?

  • Deck Officers
  • Engine Officers
  • Masters

Related Maritime English Terms

Navigation WarningDanger AreaPrecautionary AreaGrowler Ice Warning

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Frequently Asked Questions

What is Buoy Unlit?

A navigation buoy whose light is inoperative or not functioning, presenting a hazard at night.

Where can I learn this term for free?

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