Boating Coach
Communication and distressQuestion 371 of 566

When should you use the term MAYDAY?

  1. When a large ship enters a narrow channel
  2. When someone is in immediate danger
  3. When you have lost power but are safe
  4. When you want to share general information
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Correct answer: When someone is in immediate danger

MAYDAY is for urgent cases with immediate danger, such as a sinking boat or a fire.

Source: Safe Boating Guide (TP 511E, 2026), Table 13: Common marine radio terms, page 51

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Questions last reviewed: 18 October 2026