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In a narrow channel, what must a small boat do when a big ship can only travel inside that channel?

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  1. Not get in the way of its passage
  2. Hold course, since small boats stand on
  3. Sound five blasts and keep going

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References

  1. 33 CFR 83.09, Narrow channels (Rule 9) www.ecfr.gov/current/title-33/section-83.09 Checked 2026-10-09.

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