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.

Assorted sailboat hardware: snap hook, swivel block, cleats, shackles, rope jammer, jib sail hank, turnbuckle, pad eye.

Sailboat Running Rigging

A sailboat’s running rigging consists of those items controlling the sails and helping the sails to capture the wind’s energy.
October 18, 2023/by Grant Headifen

Navigation Tools

No matter the chart in use, the navigator’s work largely involves the determination of direction and distances. The most useful tools for actual chart work are...
October 25, 2023/by Grant Headifen

More Basic Sail Twist

The wind at the top of the mast has more heeling leverage on the boat than the wind lower...
August 21, 2023/by Grant Headifen
Sleek red sailboat gliding on blue water with foils, under a clear sky.

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
VHF marine radio with distress alert, important for boating safety and emergency communication.

Raising the Alarm in Emergencies

A comprehensive list of how and the equipment used to raise the alarm in sailing emergencies
October 22, 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
Two sailboats with conical shapes on the ocean, indicating vessels under power, sailing in clear weather.

Motor Sailing

If the wind is light and your time is short you might want to consider motor-sailing—using your auxiliary engine...
October 19, 2023/by Grant Headifen

Propeller Entanglement

If there is a sudden slowing or stopping of the engine while motoring it is possible that you have picked up some floating line, hopefully not from your vessel.
October 17, 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
Sailboat anchored in serene blue water near rocky coast, ideal for sailing adventures and peaceful escapes.

Anchoring

Anchoring is not simply throwing a “hook” and letting out a line. However, after watching some sailors, this seems to be their theory. Successful anchoring requires a plan considering all the factors.
October 24, 2023/by Grant Headifen
Sailboats navigating wind direction on blue ocean with mapped pathways and positions.

Anchoring with Propwalk on a Sailboat

Without proper knowledge of how the boat reacts to the wind and propwalk, anchoring can be a real challenge.
March 27, 2024/by Grant Headifen
Open yacht anchor locker with chain and windlass, showcasing teak deck and railing against blue sea backdrop.

Electric Windlass

An electric windlass is a powerful electric winch that greatly helps in the lowering and raising the anchor.
October 23, 2023/by Grant Headifen
Diagram showing propeller blade directions for a right-handed screw in reverse, with upsweeping and downsweeping labels.

Propwalk – The Wash Lift effect

The wash-lift effect has been documented heavily by Dave Geer who is one of the worlds leading propeller engineers.
May 1, 2024/by Grant Headifen

True Wind vs. Apparent Wind

Learn the basic difference between True Wind and Apparent Wind...
August 27, 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

Boat Heading vs Sail Set and Forces on the Sail

The set of your sail depends on your sailing angle to the wind. You're working to maximize the aerodynamic forces on the sail.
August 30, 2023/by Grant Headifen
Blue nautical first aid kit with red handles, essential for boating safety and emergency preparedness.

Crew Safety Briefing

You can avoid many emergencies by conducting a proper safety briefing before leaving the dock.
October 24, 2023/by Grant Headifen
Sailing diagram showing boat heading angles: 30, 60, 90, and 120 degrees off wind direction. NauticEd education info.

Best Angle to the Wind when Sailing

Here's a diagram to show you what "degrees off the wind" means. Sails, unlike wings, get their shape from the wind pressure against the fabric....
August 13, 2023/by Grant Headifen
Dual-color LED boat navigation light with red and green lenses, ideal for marine safety and visibility on sailboats.

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

Sail Trim

While setting the sails to general rules of thumb will get you really close to a good sail set,
October 12, 2023/by Grant Headifen

Take Note When the Boat Heels Over or Stands Up

At a sailing group meeting, someone mentioned they were having trouble determining if the boat was pinching or not.
October 16, 2023/by Grant Headifen
Boat battery wiring diagram showing engine, alternator, battery banks, isolator, charger, and shore power connections.

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

Sailboat 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
Blue spiral notebook with a matching pencil, perfect for jotting down sailing notes and navigational tips.

Using Prop Walk

You can use prop walk to turn your boat in a tight marina by applying forward and reverse gears at appropriate times, leaving the rudder locked to starboard.
May 31, 2024/by Grant Headifen

Last updated on December 6th, 2024