By Helmut Debelius Helmut Debelius is renowned for his series of books on the world’s marine life. The hallmark of his books is their extensive and beautiful photography coupled with information to enable the diver to identify almost every marine...

Acclaimed as the most complete book of its type on the world's cetacean, it provides the reader with practical aids for the identification of 79 species. It includes feature stories that describe their habits and unique capabilities. Model: ISBN:...

By Helmut Debelius Beautifully illustrated photographic guide to the elasmobranchs of the worlds oceans. Another excellent book in this series. A must for those with a special interest in sharks and related species. Model: ISBN: 3925919333...