Boating Coach
Safety equipmentQuestion 537 of 566

Your boat is tied to a seawall and the engine runs. Which risk does the guide give?

  1. Fuel can freeze
  2. Carbon monoxide can build up
  3. The bilge will fill
  4. The anchor will drag
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Correct answer: Carbon monoxide can build up

Docking alongside a seawall is one case where CO builds up.

Source: Safe Boating Guide (TP 511E, 2026), What to know about Carbon Monoxide, page 67

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Questions last reviewed: 18 October 2026