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      Understanding the language of the marine world is like trying to learn a pirate’s secret code while juggling fish. Let us explain why a sheet isn’t for your bed, why “heave ho” doesn’t mean throw up (most of the time), and why “dead reckoning” is surprisingly less ominous than it sounds.
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      Have you ever wondered what causes the tides? Check out this video, which introduces the forces that create the tides we experience on Earth.
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      A video introducing the drivers behind our weather, part of our RYA Day Skipper u0026 RYA Coastal Skipper / Yachtmaster® Offshore theory courses.
    • Buoyage Flashcards
      Flashcards designed to help remember the buoys in the IALA system. If you want to learn them in detail, our module ‘Getting in and out of harbour‘, covers the IALA system and different buoys used.
    • Interactive Rule Book (COLREGs / IRPCS)
      Whether you’re a novice sailor or a seasoned skipper, we can help you navigate the IRPCS confidently and clearly. Our easy-to-use, easy-to-understand, plain English rule book with helpful interpretations of what each rule means.
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      From salty old sea dogs to fresh-faced deckhands, this blog is for anyone who finds peace, adventure, and a bit of mischief on the water. So hoist the main, set your course, and let’s sail into the stories, lessons, and musings that make life on the sea so irresistible.
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Nautical Know How
  • Our Courses

      All our courses are engaging, interactive and fun! Whether formal training or simply looking to brush up, we take online learning to the next level.

    • Sailing EssentialsFreeA free course great for anyone who spends time on the water.
    • Essential Navigation & SeamanshipA great introduction to navigation and basic seamanship.
    • Day Skipper TheoryMany of the best skippers started their journey here.
    • Coastal Skipper / Yachtmaster® TheoryComing SoonEssential preparation for the Yachtmaster® practical exam.
    • SRC (VHF) Marine Radio CourseAn essential course for anyone intending to use a marine radio.
  • Directory

      Are you looking for something nautical related? Our directory is an extensive list of courses and places associated with the marine industry. Hop over and search now.

    • Places
      Find anywhere nauctical, including marinas u0026 training centres. If it exists, we’ve got it listed!
    • Courses
      We help you navigate through the complex world of training and help find what’s best for you.
  • Know-How

      We believe every day’s a school day on a boat! That’s why we built Nautical Know-How, dedicated to answering your questions. Even better, if it can’t answer your question immediately, you can request it, and we’ll add it to our knowledge base.

    • Nautical Terms & Terminology
      Understanding the language of the marine world is like trying to learn a pirate’s secret code while juggling fish. Let us explain why a sheet isn’t for your bed, why “heave ho” doesn’t mean throw up (most of the time), and why “dead reckoning” is surprisingly less ominous than it sounds.
    • Why do we have tides?
      Have you ever wondered what causes the tides? Check out this video, which introduces the forces that create the tides we experience on Earth.
    • What causes our weather?
      A video introducing the drivers behind our weather, part of our RYA Day Skipper u0026 RYA Coastal Skipper / Yachtmaster® Offshore theory courses.
    • Buoyage Flashcards
      Flashcards designed to help remember the buoys in the IALA system. If you want to learn them in detail, our module ‘Getting in and out of harbour‘, covers the IALA system and different buoys used.
    • Interactive Rule Book (COLREGs / IRPCS)
      Whether you’re a novice sailor or a seasoned skipper, we can help you navigate the IRPCS confidently and clearly. Our easy-to-use, easy-to-understand, plain English rule book with helpful interpretations of what each rule means.
    • The Salty Sea Blog
      From salty old sea dogs to fresh-faced deckhands, this blog is for anyone who finds peace, adventure, and a bit of mischief on the water. So hoist the main, set your course, and let’s sail into the stories, lessons, and musings that make life on the sea so irresistible.
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Glossary

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Snapshot

Rules 1 to 10

Section I applies in any visibility condition, meaning it always remains in force. It covers our core obligations always to maintain a proper lookout and travel at a speed at which we can remain safe, accounting for the conditions. It outlines our responsibility to act in a timely and significant enough manner when taking actions to avoid collisions.
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Results: 7
  • Term
    Definition
  • Section I: Conduct of Vessels in any Condition of Visibility, PART B: Steering & Sailing Rules Rule 4: Application

    Rules in this Section apply in any condition of visibility

    More Details
  • Section I: Conduct of Vessels in any Condition of Visibility, PART B: Steering & Sailing Rules Rule 5: Look-out

    Every vessel shall at all times maintain a proper look-out by sight and hearing as well as by all available means appropriate in the prevailing...

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  • Section I: Conduct of Vessels in any Condition of Visibility, PART B: Steering & Sailing Rules Rule 6: Safe speed

    Every vessel shall at all times proceed at a safe speed so that she can take proper and effective action to avoid collision and be stopped within...

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  • Section I: Conduct of Vessels in any Condition of Visibility, PART B: Steering & Sailing Rules Rule 7: Risk of collision
    1. Every vessel shall use all available means appropriate to the prevailing circumstances and conditions to determine if risk of collision exists....
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  • Section I: Conduct of Vessels in any Condition of Visibility, PART B: Steering & Sailing Rules Rule 8: Action to avoid collision
    1. Any action taken to avoid collision shall be taken in accordance with the Rules of this Part and shall, if the circumstances of the case admit,...
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  • Section I: Conduct of Vessels in any Condition of Visibility, PART B: Steering & Sailing Rules Rule 9: Narrow channels
    1. A vessel proceeding along the course of a narrow channel or fairway shall keep as near to the outer limit of the channel or fairway which lies...
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  • Section I: Conduct of Vessels in any Condition of Visibility, PART B: Steering & Sailing Rules Rule 10: Traffic Separation Schemes
    1. This Rule applies to traffic separation schemes adopted by the Organization and does not relieve any vessel of her obligation under any other...
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