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.

Group of sailors examining navigation charts at a table in a nautical classroom setting.

Charter Local Area Familiarization

Once you’ve arrived at the charter base, the company will give you an extensive briefing on the local area, where to sail, where not to sail, and they’ll also give you a recommended route to take for the time that you have allotted.
April 4, 2024/by Grant Headifen
Antique log-line and bucket display, used in traditional navigation for measuring a ship’s speed at sea.

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
Diagram depicting a water circuit with components analogous to electrical elements like generator and resistor.

Electrical Measurements

To be prepared and understand electrical power usage on a modern vessel, it is important to learn a few basic terms and concepts.
October 17, 2023/by Grant Headifen

Responsibility between Vessels Nav Rules

Every vessel has a definition of being one and only one of the below at all times. And each vessel has the ability to morph from one to the other.
August 26, 2023/by Grant Headifen
Diagram of yacht mainsail with furling system, showing compartments for sail furl and cable run from forward to aft.

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
Sea anchor setup on a yacht deck with tow line and deflate line labeled for easy sailing navigation and safety.

Sea Anchor

Finally, there is something called a “sea anchor.” These can be a variety of devices used to slow down a vessel caught in high winds and turbulent seas.
October 13, 2023/by Grant Headifen
Sailing diagram showing prop walk effect causing boat to veer off desired path due to strong wind and speed factors.

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
Diagram showing three sailboats docking with wind direction labeled, demonstrating optimal approach angles.

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
Diagram illustrating aerodynamic lift and push forces on a sail, optimizing wind flow for sailing efficiency.

Basic Sail Telltale Control

Controlling the Telltales by Trimming the Sail. The concept here is actually pretty simple. The golden rule is, when...
August 24, 2023/by Grant Headifen
Marine electrical panel with switches for AC main, reverse polarity, battery charger, outlets, and spare.

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

Crew Briefing Video

It is important to know how much experience your crew has before you embark on any sailing adventure. For our boat, we created a video walkaround introduction to the boat covering safety items and also just general items on how we want our boat looked after.
October 15, 2023/by Grant Headifen
Two sailboats navigating in open sea, one with red hull. Wind direction indicated by blue arrow.

Some Navigation Rules Terminology

Understanding Navigation Rules begins with learning some basic Navigation Rules terminology...
August 23, 2023/by Grant Headifen
Sleek yacht interior featuring a shiny stainless steel stove and oven set within polished wooden cabinetry.

Galley Stove on a Charter Boat

The vast majority of vessels in charter fleets are equipped with propane-burning galley stoves. 
April 7, 2024/by Grant Headifen
Sailboat engine cooling system diagram showing fluid flow through heat exchanger and pumps.

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
Truck transporting sailboat on road, sign reads Oversize Load, with Move Your Boat Smart text overlay.

How to Transport a Boat After You Buy It

Learn how to transport a boat after you buy it with three effective methods that fit your budget and experience level.
June 18, 2026/by Merrill Homann-Charette

Safe 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
Sailboat engine cooling system diagram showing fluid flow through heat exchanger and pumps.

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
Diagram of yacht communication and navigation system with satellite, GPS, radar, WiFi, and autopilot integration.

Electronic Communications

Nowadays, gigabytes of data can be sent in a second as a digital signal. It is all a complete Wow!
October 22, 2023/by Grant Headifen
Diagram of green light patterns: Flashing (2), Flashing, Occulting, Quick Flashing, ISO for nautical navigation signals.

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

Sailboat 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
Diagram of a sail with terms: head, luff, leech, foot, tack, clew, jibsail, jibsheet, fairlead, and geometric center.

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

Sailboat 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

Vessels 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
Sailing yacht adjusting sheets: working sheet loosened to move fairlead, lazy sheet cleated amidships over scenic ocean.

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

Last updated on December 6th, 2024