Exuberant in colour and bursting with life, Two Oceans captures the diversity of southern Africa's rich marine heritage. For well over a decade this unrivalled field guide has enriched the lives of scientists, students, divers, beachcombers and underwater photographers. This expanded and revised edition encompasses an additional 522 species, 850 new photographs and the latest biological information, enabling the identification of 1 900 species, from sponges to whales and seaweeds to mangroves. The authors, George and Margo Branch, Charles Griffiths and Lynnath Beckley, are internationally renowned scientists.