Boating Knowledge Base
Have a sailing question? Access NauticEd’s sailing and boating knowledge base, and gain in-depth answers to your sailing questions. If you’re interested in powerboating, visit our new powerboating blog.

Showering on a Charter Boat
Charter boat guests use the showers not only for basic hygiene, but must also rinse off seawater after swimming to avoid nasty skin rashes (sailor’s sores).
April 3, 2024/by Grant Headifen
Mediterranean Mooring Techniques
Mediterranean Mooring Techniques is where the rubber meets the road—or, in this case, where the gel coat does not touch the big bad hard concrete wall.
May 15, 2024/by Grant HeadifenElectronic Navigation
We are well into the 21st century. Chances are that within 30 feet (10 meters) of you right now there are 2-3 GPS-enabled potentially lifesaving devices...
October 20, 2023/by Grant Headifen
Anchoring
Anchoring is not simply throwing a “hook” and letting out a line. However, after watching some sailors, this seems to be their theory. Successful anchoring requires a plan considering all the factors.
October 24, 2023/by Grant Headifen
Motor Sailing
If the wind is light and your time is short you might want to consider motor-sailing—using your auxiliary engine...
October 19, 2023/by Grant HeadifenSeasickness on a Bareboat Charter
Here is some education about sea sickness that can help you and your crew overcome it.
April 12, 2024/by Grant HeadifenSail Twist Basics
How can the wind direction be different between the top of the mast and the bottom?
August 17, 2023/by Grant Headifen
Crossing Situations Nav Rules
The Rule 15 (a) when two power-driven vessels are crossing so as to involve risk of collision, the vessel...
August 24, 2023/by Grant Headifen
Dinghy Safety!
When it comes to dinghy operations, the following is a dangerous attitude: “It’s only a short distance ashore—jump in...
October 17, 2023/by Grant Headifen
Lights on ATONS
Lights are installed on some ATONS. The lights are usually alternating on and off on some consistent interval to distinguish one ATON from another.
October 24, 2023/by Grant Headifen
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.
January 3, 2026/by Grant HeadifenHull and Keel
A sailboat’s hull and keel receive considerable attention from a sailboat designer since they determine the capacity of the vessel, how fast it will go, and the degree of safety and comfort.
October 16, 2023/by Grant Headifen
Sailing Vessel Preparation
Sometimes it is a good idea to get nasty stuff out of the way first as well as prepare your boat and crew.
October 25, 2023/by Grant Headifen
Available Energy Stored in a Battery
You don’t actually run all of the electron charge out of a battery when it is considered empty.
April 13, 2024/by Grant Headifen
Marine Batteries
The source of DC power is usually one or more marine-grade batteries, normally 12 volts each. They are similar to automobile batteries, except sturdier—and of course more expensive.
October 18, 2023/by Grant Headifen
Understanding Weather Systems
Weather is a highly complex natural phenomenon. Globally, it is all connected and operates on a multitude of physical laws.
October 19, 2023/by Grant Headifen
Names of Thingys in Sailing
There's a lot of terminology in sailing, and to get started with sail trim we recommend beginning with some key sailing "thingy" terms.
August 2, 2023/by Grant Headifen
Best Angle to the Wind when Sailing
Here's a diagram to show you what "degrees off the wind" means. Sails, unlike wings, get their shape from the wind pressure against the fabric....
August 13, 2023/by Grant HeadifenAction by a Give-Way Vessel
The Nav Rule Every vessel which is directed to keep out of the way of another vessel shall...
August 23, 2023/by Grant Headifen
Global Positioning System
GPS stands for global positioning system. It uses a network of satellites in orbit. Although the GPS is used as a navigation device, it is also a form of communication to the vessel.
October 14, 2023/by Grant Headifen
Sailboat Engine and House Systems
Perhaps the most important use of DC power on a vessel is for starting the engine. Considerable power is needed for this task and if the engine does not start immediately...
October 19, 2023/by Grant Headifen
Overtaking Vessels
When overtaking another vessel, we quote the rules exactly because they are incredibly clear...
August 28, 2023/by Grant HeadifenResponsibility between Vessels Nav Rules
Every vessel has a definition of being one and only one of the below at all times. And each vessel has the ability to morph from one to the other.
August 26, 2023/by Grant Headifen
Aids To Navigation (ATONS)
Aids to Navigation include buoys, lights, lighthouses, and markers, among others...
October 13, 2023/by Grant Headifen


