A comprehensive field guide for aquarists, divers and naturalists, with detailed full color photographs of hundreds of species, encompassing many of the invertebrates one is likely to encounter on and near reefs around the world. This book defines the invertebrate groups and gives brief information about their structure and natural history. Hundreds of species of invertebrates are described. In addition the author gives information about similar-looking species, range, habitat, food requirements, special considerations, toxicity, hardiness and compatibility issues, and discusses their suitability for reef aquariums and captivity in general. This book is the essential guide for all aquarists who want to make the right choices when stocking an aquarium with invertebrates or purchasing invertebrates for a reef aquarium. About the Author Julian Sprung began studying marine life more than 30 years ago in his native South Florida. He is a biologist, author, photographer, and aquarium design consultant. His research of coral reef ecosystems in nature and in specially designed reef aquariums has involved travel to many countries. Julian writes about his work for various aquarium hobby publications, and his monthly column, Reef Notes in Freshwater and Marine Aquarium magazine has been compiled in a book series called Reef Notes Revisited and Revised. Julian also co wrote with J. Charles Delbeek the books, The Reef Aquarium volumes one and two, considered the bibles on the subject. ISBN 10 1883693004 ISBN 13 978-1883693008