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.

Types of PFDs
Types of PDF's Here is a graphical explanation between a lifejacket and a buoyancy vest. PFD Type ratings are being phased out...
October 18, 2023/by Grant HeadifenAir Flow over the Sails
Similar to steady flight, we've got to keep the air flowing over the sails smoothly...
August 22, 2023/by Grant Headifen
Lifts and Knocks in Sailing
Lifts and Knocks are technical terms for how the direction of the wind changes, requiring changes in how you respond while sailing...
August 11, 2023/by Grant Headifen
Springing a sailboat On and In
Coming up to a Tee-head is more the situation where you need to spring on. The need for accuracy in your maneuver is heightened when the space is tight.
May 24, 2024/by Grant Headifen
Boat and Equipment Emergencies
The character MacGyver in the TV show of the same name would have made a great sailor. Why? Because he could fix anything and a boat is a concoction of a kajillion gadgets busting to rot...
October 19, 2023/by Grant Headifen
Alternating Current and Direct Current
In your house, your wall outlets deliver alternating current (AC) electricity. The electricity provided to your house and your marina from the national electric grid is AC. Most of the devices...
October 18, 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
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
Securing Your Sailboat
It is convenient to have dock lines that are pre-set to the right length with loops on the end and are permanently mounted onto the marina cleats. Now, when you return to the dock you simply slip the loops over your vessel cleats.
October 12, 2023/by Grant Headifen
Wind
Winds can be gentle, hardly felt, like zephyrs flitting about in a local area, or they can be vast movements of air moving swiftly across oceans and continents at low and high altitudes.
October 22, 2023/by Grant Headifen
Some Navigation Rules Terminology
Understanding Navigation Rules begins with learning some basic Navigation Rules terminology...
August 23, 2023/by Grant Headifen
Sailboat Electrical Panels
The sailboat electrical panel, located at the navigation station, normally has two distinct and separately marked sections; one section is devoted to 110-volt or 220-volt AC power and...
October 13, 2023/by Grant Headifen
Bilge Pumps on a Charter Boat
Boats have two types of pumps to empty bilge water; electronic and manually operated.
April 5, 2024/by Grant Headifen
How to Book a Sailing Charter
There are a few things you need to know about booking a charter.
April 4, 2024/by Grant Headifen
The Nautical Chart
Safely maneuvering a vessel while using positions derived from various coastal and near coastal sources is called coastal navigation.
October 24, 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
Luffing and Backwinding Sails
Luffing is when the sail is flapping in the wind. Back winding happens usually right before luffing occurs.
August 22, 2023/by Grant Headifen
Sailboat Generator or Large Battery Bank?
Dedicated electric generators on board sailboats are usually only reserved for large sailboats because of their weight and size. Unless there is a desire for large amounts of electricity...
October 23, 2023/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
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
Terms Port – Starboard – Forward – Aft
In discussing sail trim, certain terminologies must be understood and so we are presenting a few basics to get you started
August 4, 2023/by Grant Headifen
Anchoring Basics
Anchoring is not simply throwing a "hook" and letting out a line. Although by watching some sailors this seems to be their theory. The best way to approach anchoring is to dissect it into a series of individual steps.
April 13, 2024/by Grant Headifen
Sailboat Maneuvering Topics
With practice, wind direction and current direction are not too much of a problem. But what can get you into trouble is extremely high winds. Be prepared to change...
October 13, 2023/by Grant Headifen
Understanding Energy and Power
Energy: The concept of energy is likened to water for the easiest understanding. A bucket of water holds a specific amount of water which is measured in a quantity of gallons or liters. It is finite; when it is all drained out, it is gone. To gain more, it must be replaced from a source.
April 14, 2024/by Grant Headifen


