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.

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 HeadifenSailboat Diesel Engine Fluids
Diesel engines make use of a variety of fluids, including raw and coolant water, diesel fuel, and lubricating oil. A problem in the flow of any one of these fluids can cause problems...
October 22, 2023/by Grant Headifen
Navigation Introduction
The history of navigation is fascinating and dates back to as many centuries as we can imagine.
October 15, 2023/by Grant HeadifenWhen Turbulent Flow Happens in Sailing
An airplane stalls and falls out of the sky when the wings stop producing as much lift, similar to when turbulent air flow happens in sailing...
August 22, 2023/by Grant Headifen
Air Conditioning on a Sailboat
Air conditioning is an enormous energy drain.
April 9, 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
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
Fire on a Sailboat
Putting out fires quickly is essential. The sooner you find the source the quicker the fire can be extinguished.
October 21, 2023/by Grant Headifen
Heads on a Charter Boat
You don’t need trouble with the waste system, especially when on vacation.
April 4, 2024/by Grant HeadifenTrue Wind vs. Apparent Wind
Learn the basic difference between True Wind and Apparent Wind...
August 27, 2023/by Grant Headifen
Helpful Hints about Wind
Since the existence of wind is the primary reason we can sail, it is prudent to know all we can about it.
October 16, 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 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
Clothing for Sailing
Dressing appropriately for weather conditions is an important but often overlooked topic. Weather in the marina may be considerably different from weather beyond the marina and conditions can drastically change during your venture.
October 17, 2023/by Grant Headifen
Rigging
At boat shows, we see folks huddled down in the vessel’s salon oohing and aahing at the leather cushions to sit on, and at the electronic gadgets for navigation and entertainment.
October 24, 2023/by Grant Headifen
Water and Water Making on Bareboat Charter
Aboard, drinkable water is indeed a limited supply - very limited.
April 13, 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
Sailboats vs Sailboats Nav Rules
Sailboats On The Same Tack The Rule 12 a(ii) when both have the wind on the same...
August 24, 2023/by Grant Headifen
Propwalk factors – The p factor
There are two combined reasons that work in unison to create propwalk.
May 16, 2024/by Grant Headifen
Sailboat Diesel Engine Operation
As noted earlier, diesel engines are sturdy and highly reliable, and operating them today is straightforward.
October 14, 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
Head-on Nav Rules Situation
The Rule (a) Unless otherwise agreed when two power-driven vessels are meeting on reciprocal or nearly reciprocal...
August 26, 2023/by Grant HeadifenSail TellTales
"Telltales" attached to the sail in strategic positions to "tell" us what the wind is doing at that exact location.
August 11, 2023/by Grant Headifen
Know Your Chart!
Always familiarize yourself with any chart before using it for navigation and plotting of positions; there are significant differences between charts that could lead to mistakes.
October 14, 2023/by Grant Headifen


