Buoys and markersQuestion 466 of 566

On a bifurcation buoy, what does the colour of the top band show?

  1. The depth of the channel water
  2. The speed limit in the area
  3. The direction of the current
  4. The main, or preferred, channel
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Correct answer: The main, or preferred, channel

The top band colour tells you which channel is preferred.

Source: Safe Boating Guide (TP 511E, 2026), Lateral Buoys and Standard Daybeacons, page 64

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Questions last reviewed: 18 October 2026