Expert information for yachtsmen and professional mariners. This is the ideal book to improve your understanding of the nautical rule of the road whether you need to pass an exam or require an onboard reference. Learning, understanding and remembering the International Regulations for Preventing Collisions at Sea (COLREGS) is essential for anyone venturing onto the water.This comprehensive guide explains the intention of each rule and how it should be applied when on the water. It is the perfect companion when studying for any nautical exam and contains the COLREGs in full.Step-by-step guides allow a clear understanding of the COLREGs and there are plenty of tips on how to remember the various rules.Test sections allow readers to check their comprehension and act as perfect aids to revision. There is also a free online Rules of the Road test that is an additional learning tool and a great way to evaluate your progress.Anecdotes and explanations help clarify the rules and make this the most readable book on the topic.