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.

Crew Safety Briefing
You can avoid many emergencies by conducting a proper safety briefing before leaving the dock.
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
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 Headifen
Docking Force Alignment and Moment Balance
When you are docking, if your boat pulls on a line attached to the dock, the line pulls back on your boat. If the forces are aligned, then nothing really happens.
June 9, 2024/by Grant HeadifenElectric Devices and Standards
A word of caution whenever using any home AC appliances on a vessel. Generally, these devices will work fine
October 16, 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 Headifen
Showering on a Charter Boat
Charter boat guests use the showers not only for basic hygiene, but must also rinse off seawater after swimming to avoid nasty skin rashes (sailor’s sores).
April 3, 2024/by Grant HeadifenStarting the Diesel Engine
Prior to starting the diesel engine: Become familiar with how and when a vessel’s transmission gear shift...
October 17, 2023/by Grant Headifen
Catamaran Maneuvering Mastery
As now learned, Cats can turn inside their own length, they can vector sideways, and using the bulldozer effect you can instantly rotate the Cat to point in any direction, you can do almost anything.
June 1, 2025/by Grant HeadifenAction by a Stand-On Vessel Nav Rule
Strangely enough, the written text for the action of a Stand-On vessel is longer than that of a Give-Way vessel.
August 31, 2023/by Grant Headifen
Overtaking Vessels
When overtaking another vessel, we quote the rules exactly because they are incredibly clear...
August 28, 2023/by Grant Headifen
Advanced Catamaran Maneuvering – Using the Rudders
There are some other cool things you can do when you consider the propeller thrust over a Catamaran's rudders.
May 9, 2024/by Grant Headifen
The Autopilot on a Charter
The autopilot is a great tool for those long hauls and it’s probably better at holding a straight line than most of us.
April 10, 2024/by Grant Headifen
Crew Overboard
Crew ("Man") Overboard (MOB) is fortunately relatively rare, but chances are that in your sailing career it will happen.
October 21, 2023/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
Leaving the Dock – End Ties
Wind pushing you away from the dock - This is the simplest scenario. Once you are confident of your plan, release and stow dock lines, then allow the wind to push the boat clear of other obstacles.
May 5, 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
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
Holding a Straight Course in Sailing
Holding a straight course is an imperative skill to master as you learn to sail. As an experienced sailor, nothing is more distracting to a good day out sailing than a novice helmsperson swinging the boat in all directions.
October 12, 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 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 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
Lights on ATONS
Lights are installed on some ATONS. The lights are usually alternating on and off on some consistent interval to distinguish one ATON from another.
October 24, 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


