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.

Waves, Swells, and Depth
Since waves are primarily the result of surface wind action, they can be accurately predicted. Waves have troughs and crests.
October 15, 2023/by Grant Headifen
Why Anchor?
There are many reasons for anchoring your boat...
October 20, 2023/by Grant Headifen
Fairlead Control
The fairlead is the first control device that the jib sheet passes through on its way back to the cockpit. You can move the fair lead forward or backward.
August 30, 2023/by Grant Headifen
Clouds, Fog, Thunderstorms
Clouds can give a relatively easy and quick look at what might be coming in the future. These clouds then are a good indication of possible changing weather in the next few days.
October 23, 2023/by Grant Headifen
Experience ≠ Competency
Years on the water don't automatically make someone a competent sailor. Discover why objective assessments, continuous learning, and practical skills are the real indicators of safe seamanship.
August 4, 2026/by Bill Ibsen
Navigation Units
Sailors are forever measuring stuff. This brings us to the subject of navigation units. As we all remember from the good ol’ school days, measurement is the process of comparing something with an established standard.
October 13, 2023/by Grant Headifen
Good Captainship
Being a good captain on a bareboat charter is a real skill. It is very unlike being a good captain on a military or commercial ship or even a captain in a local yacht race.
April 5, 2024/by Grant HeadifenSailboat Diesel Engine
Thanks go to Mr. Rudolf Diesel who years ago in Germany cleverly invented an engine that today bears his name (luckily, they chose to use his last name)—the sailboat diesel engine.
October 21, 2023/by Grant Headifen
Standing Rigging
To keep the mast from toppling over, an array of rods, cables, ropes (lines), and wires are attached at various spots on the mast and run down to the bow, stern, and sides of the vessel.
October 23, 2023/by Grant Headifen
Getting Familiar with the Charter Boat
Prior to releasing the boat to you, the charter company will give you a reasonably extensive walk through the boat.
April 2, 2024/by Grant Headifen
Diesel Fuel
The search, discovery, refinement and resource control of fuel has a rich and very sordid history. But just like...
October 18, 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 Headifen
Communications while Underway on a Charter
Contact between vessels, or a boat and a land station, is usually carried out using VHF (Very High Frequency) radios.
April 6, 2024/by Grant HeadifenSailboat Balance
Below is an animation that shows the balance of forces: actually it is technically the balance of a concept called “moments.”
October 20, 2023/by Grant Headifen
High Wind and Gust Management in Sailing
Professional sail trimmers deal with high winds and gusts by managing the traveler and mainsheet simultaneously. The fairlead position...
August 13, 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
Spinning Propeller
As you sail along, the water flowing over your propeller will cause it to spin. Some sailboats are fitted with a special alternator that will create electricity...
October 13, 2023/by Grant Headifen
Seacocks – Getting Familiar with a Charter Boat
Seacocks are designed to let water flow out of the hull safely. They are not one-way valves so any loose clamps around the seacock itself create leaks around the hoses and can allow water to enter into the boat. This is usually bad – right?
April 4, 2024/by Grant Headifen
Starting the Engine – Getting Familiar with a Charter Boat
Regarding the starting procedure, we’re assuming that since you’re actually commanding a sailboat you pretty much know how to turn the key and all the other safety precautions.
April 4, 2024/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
Getting the General Feel of Maneuvering a Catamaran
Some have compared maneuvering a catamaran with driving a bulldozer. Well . . . perhaps!
May 19, 2024/by Grant HeadifenMooring a Sailboat
Mooring a vessel means attaching it to a float that is firmly and permanently anchored to the sea bottom.
October 14, 2023/by Grant Headifen
Weather Warnings
Weather services will also provide weather warnings, such as small craft or gale warnings for a certain area, as well as fog predictions.
October 16, 2023/by Grant Headifen
Sailing to a Mooring Ball
Sailing up to a mooring ball is an advanced skill. It will definitely prove your finesse for handling the boat and managing the crew.
September 29, 2024/by Grant Headifen


