Diving Below 130 Feet

Want to know the training needed to get certified to dive below 130, 200, 330ft?

This book looks at the different training available to get you certified to dive to the depth that you want to go to.

What else can I get out of this book?
This book gives an overview of some of the effects of diving on the human body, especially long duration and deep diving. The topics covered will give you a broad overview for each one covered, and is a good starting point to broaden your knowledge of deep divi...