Explains the dangers associated with a variety of sea creatures such as the giant squid, sea snake, stingray, tiger shark, and many others, presents stories of human encounters with these underwater animals, and includes photographs and a glossary.

Giant squid -- Blue-ringed octopus -- Giant octopus -- Giant clam -- Spiny sea urchin -- Crown-of-thorns sea star -- Jellies -- Sea wasp -- Coral reefs -- Sea anemone -- Cone shell -- Stonefish -- Surgeonfish -- Lionfish -- Sea snake -- Moray eel -- Barracuda -- Giant grouper -- Puffer -- Stingray -- Torpedo ray -- Manta ray -- Basking shark and whale shark -- Tiger shark -- Bull shark -- Great white shark.