The complete source book for the sport diver:
-Covers basic equipment and accessories: how to evaluate， use， and maintain them
-Lists and describes certifying organizations， training programs， and publications
-Introduces the reader to specialty diving: cave， ice， and wreck diving; diving at night for gold or for archaeological purposes
-A special chapter on underwater photography: schools and labs; cameras and camera housings; care and maintenance; tricks of the trade
-First-person accounts by famous divers
-A section on fish and marine mammals: identification aids; collecting tropicals; avoiding dangerous species
-The travelling diver: dive areas around the world; adapting equipment
-Boats for divers: inflatables; chart | 
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