Diving requires discipline and knowledge. With expert advice and step-by-step illustrations the Eyewitness Companion: Scuba Diving reveals how to perfect these skills. This Eyewitness Companion is suitable for those curious to take the plunge, right up to qualified divers interested in expanding their knowledge. You'll discover:

• Essential equipment - Know your gear, from fins and masks to depth gauges and tanks;

• Diving techniques - Learn step-by-step techniques, from training in the pool to taking to the open seas;

• Marine Life - Get the most from your dives with a comprehensive guide to underwater plant and animal life.