We were diving in Roatan Honduras April 6th, 08 and took this picture. No one could tell us what it was.
They look like honey nut cheerios.
What is this:
Fitness For Divers | Global Underwater Explorers
I would recommend the book "Fitness for Divers" by Cameron Martz.
Its available on the GUE (Global Underwater Explorers) website.
Pretty much you want to work cardio. It'll help you improve your SAC rate, and provide you the "endurance" your...