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Latest Education.

AIS data flow delay diagram highlighting potential failure points in maritime communication: ship, satellite, internet.

AIS Safety vs Internet AIS: The Critical Difference Sailors Miss

AIS is one of today’s best safety tools—and one of the most misunderstood. AIS targets on your chartplotter aren’t the same as the ones in phone apps, and that difference matters. In this article, I break down how AIS really works, why some targets vanish, how vessels end up online, and the key distinction between AIS as an onboard safety system vs. an internet tracking tool.
Sailing boat heels with mast head pull technique on water.

Mast Head pull heeling versus wind heeling

Takeaways: Standing rigging isn’t the place to economize—it’s a load-management system. Use stretchy docklines for masthead pulls, avoid shock loads, and apply smooth, steady pressure. Snatch loads break rigs.
Grant steering sailboat, EDU-4 Approved Instructor: What is an EDU-4 Instructor? Why Should You Ask For One?

What is an American National Standards EDU-4 Instructor

EDU-4 is the American National Standard that describes what high-quality on-water instruction must look like: clear objectives, structured lessons, appropriate safety and student ratios, objective assessment, and continuous improvement. NauticEd requires its instructors to follow these principles in every training session.
Illustration of keel vortex and drag comparison: Fin Keel vs Full Keel, analyzing performance differences.

Fin Keel versus a Full Keel Efficiency

Basic Newtonian physics says keel force scales with water density, area, and velocity squared. So if a fin keel and full keel had the same area, shouldn’t they perform the same? And since full keels often have more area, it seems like they should do better—not worse.
Infographic of SEA Learning Path: Study, Execute, Automate. Displays brain power percentages for each stage.

Are You Really Ready for an Assessment?

Before you ask an instructor for an assessment or certification sign-off, it helps to understand how learning actually works on the water. At NauticEd, we developed the S-E-A Learning Path.

Certification and Licensing.

Navigating the world of sailing certifications and licenses can feel as complex as plotting a course through uncharted waters. Whether you’re a beginner preparing to skipper your first yacht or an experienced sailor looking to expand your horizons, understanding the requirements for certifications and licenses is essential. Also learn more at NauticEd Sailing Certification.

Meet the Instructor.

Reading about the motivations and backgrounds of sailing instructors can inspire sailors by showing how every expert was once a beginner. Their stories offer unique lessons and provide ideas for personal growth, whether you’re pursuing cruising, racing, or teaching. Instructors often share insights from diverse experiences, broadening perspectives. Their journeys also serve as reminders of the camaraderie and adventure that make sailing so special.

Last updated on January 7th, 2025