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.

Sailboat cutting through ocean waves, showcasing the bow's sleek design and dynamic sailing movement.

Maintaining a Lookout

The Rule Every vessel shall at all times maintain a proper look-out by sight and hearing as...
August 28, 2023/by Grant Headifen
Sailing on a modern yacht at sunset, with a person relaxing on deck and the sea stretching to the horizon.

The Deck – Getting Familiar with a Charter Boat

Gaining knowledge about the boat, its systems, and its equipment is a great starting point for any sailing adventure.
April 5, 2024/by Grant Headifen
Sailboat deck with installed solar panels, capturing sunlight for sustainable energy on the water.

Topping Up your Energy on a Sailboat

There are several methods to top-off your energy on a sailboat.
April 14, 2024/by Grant Headifen

Holding a Constant Heading while Adjusting the Sails

We're heading to a specific point on land or a compass heading. Thus we need to keep the sails flying effectively...
August 22, 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

Sail Twist Basics

How can the wind direction be different between the top of the mast and the bottom?
August 17, 2023/by Grant Headifen
Marine HVAC system with controls for boat climate management. Compact unit for efficient onboard air conditioning.

Air Conditioning on a Sailboat

Air conditioning is an enormous energy drain.
April 9, 2024/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
Rule 2000 heavy-duty bilge pump with red and blue design for efficient water removal on boats.

Bilge Pumps

An emergency bilge pump(s) is a very significant electrical device on any vessel. This pump is used to pump out water that may collect, for whatever reason, in the bilge.
October 23, 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
Sea spray splashes over a vast ocean surface under a clear sky, capturing the excitement of open water sailing adventure.

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 Headifen
Schematic of boat bilge pump system with battery, manual and float switches, showing hull and water levels.

Bilge Pumps on a Charter Boat

Boats have two types of pumps to empty bilge water; electronic and manually operated. 
April 5, 2024/by Grant Headifen
Diagram illustrating a sailboat's interaction with strong wind, showing movement and wind direction.

Planning to use springlines when docking

Like a work of fine engineering, a spring maneuver requires a design. The key is to plan the maneuver by considering the wind, current, and other obstacles, then design the placement and directions of the forces and moments.
May 13, 2024/by Grant Headifen
Woman explains features of boat shoes in a sailing gear shop.

The Complete Guide to Boat Footwear

Find the best tips in The Guide to Boat Footwear for choosing the perfect boat shoes for your boat outings.
June 22, 2026/by Merrill Homann-Charette
Sailboats navigating between docks on a sunny day, with wind direction marked, illustrating docking maneuvers.

Leaving the Slip with a Sailboat

Wind coming into the slip channel and your boat is stern-to. This is best handled by steering out of the slip and then immediately downwind. Back out of the slip channel and well into the main channel before engaging forward.
April 1, 2024/by Grant Headifen
Two men discuss a yacht purchase strategy at a marina, with a model sailboat on the table.

How to Negotiate When Buying a Boat

Get expert tips on how to negotiate when buying a boat, helping you make an informed investment for your sailing experience.
March 22, 2026/by Merrill Homann-Charette

When Turbulent Flow Happens in Sailing

An airplane stalls and falls out of the sky when the wings stop producing as much lift, similar to when turbulent air flow happens in sailing...
August 22, 2023/by Grant Headifen

Action by a Give-Way Vessel

The Nav Rule Every vessel which is directed to keep out of the way of another vessel shall...
August 23, 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
Diagram of sail with lazy jacks and stackpack bag, showing how sail flakes down along the boom for easy handling.

Unfurling or Raising the Sails

You have motored your vessel from the slip into open water and are now ready to either unfurl or raise the sails, depending on your setup.
October 21, 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
Monument of Discoveries sculpture in Lisbon with sailors set against a clear blue sky and a view of the Tagus River.

Navigation Introduction

The history of navigation is fascinating and dates back to as many centuries as we can imagine.
October 15, 2023/by Grant Headifen
Panoramic view of a serene bay with turquoise waters, anchored sailboats, and a sandy beach, perfect for a sailing adventure.

Getting Familiar with the Charter Boat

Prior to releasing the boat to you, the charter company will give you a reasonably extensive walk through the boat.
April 2, 2024/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

Last updated on December 6th, 2024