Rules of the Road · Distress Signals
Which of the following is listed as a recognized distress signal in Annex IV of the COLREGS?
- AOrange smoke floating on the water✓ Correct
- BA green flare fired aloft
- CA single white flare
- DA blue strobe light
Explanation
Annex IV paragraph 1(k) recognizes 'a smoke signal giving off orange-coloured smoke' as a distress signal. Green flares and blue lights are not listed. White flares are used as caution/warning signals, not distress. The color orange is internationally recognized across maritime, aviation, and rescue operations for distress.
Authority: 72 COLREGS Annex IV, paragraph 1(k)
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