Rules of the Road · Light Identification — Aground
A vessel aground at night shows two all-round red lights in a vertical line plus:
- ASidelights and a sternlight
- BHer anchor light(s)✓ Correct
- CA flashing yellow light
- DMasthead lights
Explanation
A vessel aground shows the anchor light(s) required by Rule 30(a)/(b) plus two all-round red lights in a vertical line. She does not show sidelights, sternlight, or masthead lights.
Authority: COLREGS/Navigation Rules, Rule 30(d)
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