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.

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
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
Diagram showing a sailboat's anchor dragging underwater, with arrows indicating anchor path and boat movement.

Weighing Anchor

“Weighing the anchor” simply means raising it. If raising the anchor is to be done by hand...
October 17, 2023/by Grant Headifen
Diagram of sailing angles: upwind and downwind with wind direction indicated. Ideal for navigational strategies.

Sailing Directions

Directions are super important because while sailing, you will always be in communication with others regarding directions of obstacles, wind changes, your destination, water current, and other boat traffic.
October 21, 2023/by Grant Headifen
Person relaxing on an inflatable chair near a sailboat at sunset, serene ocean views, perfect for a peaceful sailing adventure.

Selecting an Anchoring Spot

Selecting an Anchoring Spot - Charts, both electronic and paper will tell you where the reliable anchoring spots are.
April 12, 2024/by Grant Headifen
Sailboats racing in the ocean with crews managing sails, showcasing competitive sailing dynamics and teamwork.

Sails

Sails are sophisticated objects. It is not only the materials they are made from that are important, but also, the way they are cut and sewn.
October 13, 2023/by Grant Headifen
Scenic harbor view with numerous anchored sailboats and yachts, surrounded by lush greenery and coastal buildings.

Anchoring Courtesy

After safely and securely anchoring your vessel, there are certain factors to contend with - most are common sense.
October 14, 2023/by Grant Headifen
Diagram illustrating catamaran maneuvering with throttle controls, spring line, and wind effect in docking scenarios.

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 Headifen
Disassembled marine toilet pump with clog evidence on white boat floor.

Sailing Vessel Preparation

Sometimes it is a good idea to get nasty stuff out of the way first as well as prepare your boat and crew.
October 25, 2023/by Grant Headifen
Diagram of a marine propulsion system with inline shaft alternator and propeller, enhancing ship energy efficiency.

Spinning Propeller

As you sail along, the water flowing over your propeller will cause it to spin. Some sailboats are fitted with a special alternator that will create electricity...
October 13, 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
Sailor adjusting sail on a yacht at sunset, mastering navigation for a smooth maritime journey.

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
Nautical chart symbols for rocks, wrecks, and obstructions, detailing dangers and depths for safe navigation.

Chart Symbols

Studying a harbor layout does very little good without understanding the symbols and what they signify. It pays to
October 17, 2023/by Grant Headifen
Sailboat galley showing dual-compartment fridge with open lids, ideal for storing food and drinks on long voyages.

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
Satellite image of a swirling hurricane over the Atlantic, approaching the southeastern coast of the USA.

Understanding Weather Systems

Weather is a highly complex natural phenomenon. Globally, it is all connected and operates on a multitude of physical laws.
October 19, 2023/by Grant Headifen
Red and blue waterproof sailing jackets, perfect for marine adventures and protection against harsh weather.

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
Catamaran and monohull sailboats docked; text Catamaran vs Monohull overlaid, highlighting sailing choice options.

Catamaran vs Monohull: A Real-World Comparison for Cruisers

Comparing catamaran vs monohull for cruising? This guide breaks down comfort, sailing feel, cost, safety, and real-life tradeoffs that matter.
June 27, 2025/by Merrill Homann-Charette
Aerial view of a sailboat with a wooden deck moored at a dock, floating on calm, dark blue water.

Returning a sailboat to the Slip

Time flies when you are sailing. But sadly, the moment comes when you must return and put your vessel back in its slip.
October 13, 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
Satellites orbiting Earth in space, illustrating global connectivity and navigation technology.

Global Positioning System

GPS stands for global positioning system. It uses a network of satellites in orbit. Although the GPS is used as a navigation device, it is also a form of communication to the vessel.
October 14, 2023/by Grant Headifen
Diagram comparing lift and drag forces on fabric and winged sails, illustrating aerodynamic efficiency differences.

Winged Sail Vector Diagrams

Sail and Winged Sail Wind Force Vector Diagrams. And it's highly relevant right now because of the America's Cup AC45 catamarans using winged sails.
August 26, 2023/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
Sailboats anchor downwind in a neat line on calm water, with wind direction indicated.

Tacking and Gybing Maneuvers

Tacking when you want to sail in a direction to exactly where the wind is coming from— guess what—you can’t! The best we can do is to follow a zig-zag course by sailing at about 30 to 40 degrees off the wind...
October 19, 2023/by Grant Headifen
Sailboat gliding on calm sea during a vibrant sunset, highlighting the beauty of sailing at dusk.

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 Headifen

Last updated on December 6th, 2024