Navigation lights and shapesQuestion 98 of 352

A sailboat is 6 meters long and has no fixed lights. What must it do at night?

  1. Show a red light only
  2. Stay at anchor
  3. Show a white light, or have a white torch or lantern ready
  4. Use a blue flashing light
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Correct answer: Show a white light, or have a white torch or lantern ready

A small sailboat must show an all-round white light or be ready to show a white light in time.

Source: US Code of Federal Regulations (eCFR), 33 CFR Part 83: Inland Navigation Rules, § 83.25 Sailing vessels underway and vessels under oars (Rule 25)

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Questions last reviewed: 18 October 2026