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.

How to Negotiate When Buying a Boat
Get expert tips on how to negotiate when buying a boat, helping you make an informed investment for your sailing experience.
March 22, 2026/by Merrill Homann-Charette
Aids To Navigation (ATONS)
Aids to Navigation include buoys, lights, lighthouses, and markers, among others...
October 13, 2023/by Grant Headifen
Electricity and Charging Your Devices on a Charter
It’s a given, we can’t live without electricity. At home, we have all the conveniences and all the chargers we need. But what about on a boat on a sailing vacation? What can I charge and what voltage is available?
April 4, 2024/by Grant HeadifenThe Job of a Sail Trimmer
Sail trimmers in world-class regattas spend years reading and understanding the wind relative to the sails. Sometimes they trim the sheets only a few inches/cm...
August 5, 2023/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
Anchoring Rode and Scope
To hold a sailboat, the anchor must naturally be attached to the vessel. This is accomplished by using “rode,” which is either all chain or a combination of rope (nylon line) and chain.
October 19, 2023/by Grant Headifen
Sailing Directions
Directions are super important because while sailing, you will always be in communication with others regarding directions of obstacles, wind changes, your destination, water current, and other boat traffic.
October 21, 2023/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 Headifen
Selecting an Anchoring Spot
Selecting an Anchoring Spot - Charts, both electronic and paper will tell you where the reliable anchoring spots are.
April 12, 2024/by Grant Headifen
Mediterranean Mooring with an Anchor
Another factor when Mediterranean Mooring with an anchor is that the wind direction determines who is in control...
May 4, 2024/by Grant Headifen
Electrical Measurements
To be prepared and understand electrical power usage on a modern vessel, it is important to learn a few basic terms and concepts.
October 17, 2023/by Grant Headifen
Weather Predictions
While we have touched on weather concepts in this Module, no one can expect you to be a meteorologist (unless you are one) and do a good enough job at predicting the weather with enough quality to guarantee your safety.
October 13, 2023/by Grant Headifen
Winged Sail Vector Diagrams
Sail and Winged Sail Wind Force Vector Diagrams. And it's highly relevant right now because of the America's Cup AC45 catamarans using winged sails.
August 26, 2023/by Grant Headifen
Galley Stove on a Charter Boat
The vast majority of vessels in charter fleets are equipped with propane-burning galley stoves.
April 7, 2024/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
Air Conditioning on a Sailboat
Air conditioning is an enormous energy drain.
April 9, 2024/by Grant Headifen
Dock Slips Docking Techniques
Wind coming into the dock slip channel and your boat is to be docked stern-to, steer into the slip channel...
June 3, 2024/by Grant Headifen
Plumbing and Tankage – Getting Familiar with a Charter Boat
A diaphragm pump below directs flow from the water tank(s) to various faucets throughout the boat. You'll always begin a charter with full water tanks but understand that water conservation is still required.
April 4, 2024/by Grant HeadifenVessels in Restricted Visibility
What is the safe speed at night, in fog? As safe as it needs to be under good seamanship.
August 28, 2023/by Grant Headifen
Sailboat Diesel Closed Water System
The second sailboat cooling system fluid is called the closed or coolant water system.
October 23, 2023/by Grant Headifen
Sailboat Diesel Water Systems
Diesel engines run hot because of high compression and therefore need to be cooled. Fortunately, ample cooling is readily available from the water the vessel is sailing in.
October 22, 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
Sailing Safety Equipment
There is a plethora of equipment specially designed for a variety of emergencies at sea. Some are inexpensive...
October 16, 2023/by Grant Headifen
Basic Sail Telltale Control
Controlling the Telltales by Trimming the Sail. The concept here is actually pretty simple. The golden rule is, when...
August 24, 2023/by Grant Headifen


