Navigation Lights - Powerboat Under 20m
Navigation Lights - Sailboat
Navigation Lights - Anchored Vessel
Navigation lights are required from sunset to sunrise and during reduced visibility. They show your position and direction to other vessels.
Powerboats show: red sidelight on port (visible from ahead), green sidelight on starboard (visible from ahead), white stern light (visible from behind), and white masthead light forward (higher than sidelights).
5 more sections, 2 more key terms, plus chapter quizzes and the 25-question final exam — with unlimited retakes.
Unlock the Full CourseKey Terms Preview
Sidelight
Red (port) and green (starboard) lights
Stern Light
White light visible from behind
+ 2 more key terms in the full lesson
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