Question 352Navigation General

70% to pass

A safe water daymark has what shape?

A Octagonal
B Triangular
C Circular
D Diamond
AI Explanation

The correct answer is A) Octagonal. Safe water daymarks are octagonal in shape, as per the U.S. Aids to Navigation System. This distinctive shape helps boaters identify them as marks indicating safe, open water. The octagonal shape differentiates safe water daymarks from other types of navigation marks, such as triangular channel markers or circular buoys. The octagonal shape is a key identifying feature that helps mariners recognize safe water daymarks and navigate safely.

Related Questions
Q1056:The velocity of the wind, its steady direction, and the amount of time it has bl... Q24:The draw span of a floating drawbridge may be marked with _______________. Q1069:The National Weather Service differentiates between small craft, gale, whole gal... Q599:What is the gyrocompass error resulting from your vessel's movement in OTHER tha... Q328:Under the IALA Buoyage Systems, a spherical buoy will mark the _______________.

Ready to test your knowledge?

Take a Navigation General Practice Exam
Official Resources
USCG Navigation Rules (COLREGS) 33 CFR Navigation Rules USCG National Maritime Center
← Previous All Questions Next →

Want to practice with timed exams?

Download Coast Guard Exams for the full exam experience.

App Store