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Reference / Lights quiz

Lights identification quiz

See a navigation-light pattern; identify what kind of vessel you are looking at. Drawn from all 14 COLREG configurations in Rules 23–30. Use this for STCW oral-exam preparation, watchkeeping refresher, or just to keep night-time observation sharp.

Score

0 / 0

What vessel is this?

See also

· Navigation lights reference
· COLREGs — Rules 20–31 (lights and shapes).
· Sound signals quiz