While scuba diving off the Bermuda coast, David and Gail Sanders locate a Spanish treasure ship, which unfortunately lies beneath the remains of another vessel that sank carrying a cargo of morphine.
Jen is scuba diving in Australia and sees a dolphin. The next day Jen is swimming again when a lifeguard suddenly shouts "Shark. Get out of the water!"
The best-selling authoritative resource returns updated and better than ever.Scuba Diving, Fifth Edition, is the most up-to-date resource for experiencing secure, satisfying dives. Packed with full-color photographs and detailed diving instruction, this is the ideal companion fo…
Packed with full-color photographs and detailed diving instruction, this is the ideal companion for recreational divers, diving instructors, and students. Veteran instructor Dennis Graver shares the latest research, science, and recommendations as well as nearly 40 years of divi…
The best-selling authoritative resource returns updated and better than ever. Scuba Diving, Fifth Edition, is the most up-to-date resource for experiencing secure, satisfying dives. Packed with full-color photographs and detailed diving instruction, this is the ideal companion f…
The best-selling authoritative guide returns, packed with the latest recommendations, dive tables, and instruction. Full-color photographs and illustrations depict the latest equipment, gear selection, dive locations, technologies, and techniques. Scuba Diving is an indispensabl…
Packed with full-color photographs and detailed diving instruction, this is the ideal companion for recreational divers, diving instructors, and students. Veteran instructor Dennis Graver shares the latest research, science, and recommendations as well as nearly 40 years of divi…