tall ships   sailing

Enter what you want to search for, to search for an "exact phrase" by enclosing it in quotes. You may search for a combination of words and phrases


Learn more about our "How to Tie Knots" DVD/CD
January 19th 2020 - 06:50
Main Menu -> Navigation -> Chart datum

Chart datum

The water level used as the reference for height and depth data on a Chart. Usually the average low tide water level - known as "Lowest Low Water"

Copyright © 1987-2020 The Bosun's Mate
web design, virtual tours and maintenance donated: PawPrint.net