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.

Charter Freezer and Fridge Management
Freezers are typically top-loading and very deep. Take from home 4 -5 fabric shopping bags to stow similar items in the freezer. In doing this you...
April 1, 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
Typical Boat and Battery Wiring Schematic
Here is a typical wiring schematic of how your batteries are connected into your boat and charging system.
April 15, 2024/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 HeadifenSail Twist Basics
How can the wind direction be different between the top of the mast and the bottom?
August 17, 2023/by Grant HeadifenSafe Speed Nav Rule
The Rule Every vessel shall at all times proceed at a safe speed so that she can...
August 24, 2023/by Grant Headifen
The Fuel System – Getting Familiar with a Charter Boat
While it is reasonably rare to have a fuel problem on a charter it can certainly happen and you should be prepared to apply the (sometimes simple) solution below.
April 4, 2024/by Grant Headifen
Mediterranean Mooring – Long Line Ashore
The long-line-ashore is a useful Mediterranean mooring method. It is mostly used in the Mediterranean as a customary way of mooring a lot of boats along a shoreline.
May 6, 2024/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
Vessel Lights and Shapes
Nighttime can be a beautiful time to sail. However, night vision is not the same as day vision and so rules have been established to ensure safety.
October 12, 2023/by Grant HeadifenBasic Telltale Control continued
Controlling the telltales by making course adjustments - when making the woolies fly by making course adjustments the rule is...
August 14, 2023/by Grant Headifen
Sailing Wind Velocity & Direction
The faster the boat sails into the wind, the more the apparent wind speed increases and the more it feels like it is coming from the front of the boat. They say "The apparent wind is forward of the true wind". This means the apparent wind feels like it comes from a more forward direction than the true wind.
October 19, 2023/by Grant Headifen
Sailing Personnel Emergencies
As the skipper of a vessel, you are expected to be able to handle situations thrust upon you at a moment’s notice. Many of these situations are boat-related issues, but there are also crew injury issues for which you should be prepared to assess and handle at least enough until professional assistance arrives.
October 16, 2023/by Grant HeadifenMarine Radio Licensing
To operate a marine radio lawfully, you must comply with the laws of the country in which you are operating the radio.
April 15, 2024/by Grant Headifen
Prop Walk Bests You
There is one situation where you are just going to have to suck it up, admit defeat, and work with the forces of nature.
June 9, 2024/by Grant Headifen
Using a Marine Radio
Knowledge of use of a VHF is not only mandatory for safety but some governments require a VHF knowledge certification before you can charter a boat in their waters.
April 10, 2024/by Grant Headifen
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
Sailboat Design
Surely, the first sailboat was invented by a five-year-old child with a block of wood. He or she stuck a twig through a piece of animal skin and then down into a knothole in the wood.
October 24, 2023/by Grant Headifen
Sinking
A boat sits down in the water until it has displaced the same weight of water as the weight of the boat. It is a universal arrangement between boat and water...
October 25, 2023/by Grant Headifen
Using Spring Lines for Docking
A spring line is just a dockline that is placed strategically from the boat to the dock to help maneuver and turn the boat in place - get it safely into the dock or safely away.
October 24, 2023/by Grant Headifen
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 HeadifenNarrow Channels and Traffic Separation Schemes
Rules 9 and 10 deal with narrow channels and traffic separation schemes, and mainly refer to larger commercial traffic...
August 24, 2023/by Grant Headifen
Diesel Raw-Water System
Raw-water means that the water is straight from outside the boat. It might be seawater - it might be
October 15, 2023/by Grant HeadifenThe Nautical Chart on a Charter
Even though most sailboat charters are within island groups where the next landfall is typically within sight, every boat should be equipped with complete large-scale charts of the area.
April 5, 2024/by Grant Headifen


