In his book :The Certified Divers Handbook, author Clay Coleman outlines
"your complete guide to your own underwater adventures"
This is a guide to help you along in creating your own dive adventures on your own terms.
Clay Coleman Shows you how you can have your diving the way you want it regardless of budgets, schedules, or others time or group restraints.
Learn how planning can help you get the most out of diving while helping you to remain safe as well, plus so much more.
Here is an excellent link to
tide and current charts
for Nanaimo, BC.
At the bottom of displayed
chart you will see two links,
"other tide stations" or
"other current stations"
follow these links for
information from California
and right up to Alaska.