Boating Coach
Navigation lightsQuestion 215 of 566

A sailboat shows two all-round lights in a vertical line. Which colours go where?

  1. Upper green, lower red, in a vertical line
  2. Both white, side by side
  3. Upper red, lower green, in a vertical line
  4. Upper white, lower red
Show answer

Correct answer: Upper red, lower green, in a vertical line

The red light goes on top and the green light below.

Source: Safe Boating Guide (TP 511E, 2026), Table 7: Navigation light and shape requirements, page 29

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Questions last reviewed: 18 October 2026