USCG Exam PracticeAids to Navigation — IALA-B (US) buoyage
Nun buoys in the US lateral system carry which type of numbers?
- A. Odd numbers
- ✓ Even numbersCorrect
- C. Letters only, no numbers
- D. Roman numerals
Why B is correct
The Light List states that nuns carry even numbers. Bowditch Ch. 5 §501 confirms 'even numbers on red.' Can buoys, which are green, carry odd numbers.