Aids to navigationQuestion 229 of 352

A buoy has a red band on top of a green band. For the preferred channel, how do you treat it?

  1. As a port hand mark
  2. As a special mark
  3. As a starboard hand mark
  4. As a mooring buoy
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Correct answer: As a starboard hand mark

A red top band makes it a starboard hand mark for the preferred channel. Keep it on your right when you head in the Conventional Direction of Buoyage.

Source: US Code of Federal Regulations (eCFR), 33 CFR Part 62: United States Aids to Navigation System, § 62.25 Lateral marks

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Questions last reviewed: 18 October 2026