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- Master & Mate (Oceans or Near Coastal (Limited Tonnage: Less Than 200 GRT)) »
- Q151 - Deck Safety
59. The color of the signal flares sent up by a submarine surfacing from periscope depth is __________.
Submarines surfacing from periscope depth use white flares as a standard warning signal. This distinguishes the signal from red distress flares and is a recognized operational procedure, not a codified navigation rule.
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