Deck General (Supplementary) USCG Question #513 (Set 10)

BOTH INTERNATIONAL & INLAND A vessel engaged in fishing while at anchor shall sound a fog signal of __________.

Official USCG Answer & Rule Citation

Correct Answer: Option A — one prolonged and two short blasts at two minute intervals

Rule 35(e) of the Navigation Rules specifies that a vessel engaged in fishing while at anchor must sound one prolonged and two short blasts at intervals not exceeding two minutes, distinguishing its specialized operational status in restricted visibility.

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