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USCG Exam Practice · Aids to Navigation — IALA-B (US) buoyage

In IALA-B, what light color is exhibited by a starboard-hand lateral aid?

  1. ARed
  2. BGreen✓ correct
  3. CWhite
  4. DYellow

Why B is correct

The Light List states that green is used on starboard-hand lateral aids in IALA-B. Red is reserved for port-hand aids in this system.

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