Jamie Collins is a freelance author and editor of children's non-fiction based in London. He is the author of many books, including a children's encyclopaedia of science and natural history.Giulia Quagli is a freelance illustrator based in Tuscany. She graduated from the Academy of Fine Arts in Florence and now works with Italian and foreign publishing companies.

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• 6-7 OUR BLUE PLANET - The Global Ocean8-9 THE ARCTIC OCEAN - The Frozen Ocean10-11 SUMMER FEAST - Life in Cold Northern Waters12-13 THE PACIFIC OCEAN - The Largest Ocean14-15 TIDE POOLS - Life on the Rocks16-17 DEEP SEA VENTS - Underwater Wonderlands18-19 KELP FORESTS - Bustling Ecosystems20-21 THE GREAT BARRIER REEF - Coral Reefs22-23 THE ATLANTIC OCEAN - The Saltiest Ocean24-25 THE SARGASSO SEA - A Sea Without Coasts26-27 THE MEDITERRANEAN SEA - The Most Threatened Sea in the World28-29 THE OCEAN DEPTHS - Deep Sea Creatures30-31 THE INDIAN OCEAN - The Warmest Ocean32-33 WHERE RIVERS MEET THE SEA - Estuaries, Salt Marshes and Deltas34-35 SHALLOW SEAS - Continental Shelves36-37 MANGROVE FORESTS - Seawater Shrubs and Trees38-39 THE SOUTHERN OCEAN - The Youngest Ocean40-41 LIFE AMONG THE ICEBERGS - Adapting to the Cold42-43 OCEAN EXPLORATION - Mapping the Oceans44-45 OCEANS IN DANGER - The Ecology of our Oceans46-48 INDEX