This directory of 150 of the most intriguing marine species is illustrated by stunning colour artworks, revealing the complex relationships and systems at work in marine habitats. Read about the reefs that teem with colourful life, the communities that exist at the edge of the continental shelf, the formidable creatures that hunt in remote waters or lurk within the darkest depths of the ocean. With over 250 colour photographs and illustrations throughout the book, plus information-packed text and surprising facts, this is the ultimate guide to understanding the biology and behaviour of marine life around the globe.