Navigation Lights and Day Shapes Course

Navigation Lights and Day Shapes Course

Rules 20–31

Learn a repeatable method for identifying vessels by night and by day.

Six-lesson pathway

1. Lights Lesson 1: Arcs, Colours and Viewpoints
2. Lights Lesson 2: Sailing Vessels and Small Craft
3. Lights Lesson 3: Towing and Pushing
4. Lights Lesson 4: Fishing, NUC and RAM
5. Lights Lesson 5: Pilot, Anchor and Aground
6. Lights Lesson 6: Night Recognition Method

How to practise

Read the pattern, say the vessel status and aspect aloud, then explain which rule supports the identification. Finish with randomized Rules & Lights quizzes.

Source: USCG Navigation Rules.

Educational material only. It does not replace the current official rules, notices, local regulations, proper training or prudent seamanship.