Lucid line drawings and photos, 16 in fine color. Based on some 15 years of study and collection in both polar regions and most areas of the tropics and tempera

The snails found living on rocky sea shores are among the most rewarding invertebrate animals to study. Species such as dog-whelks, topshells and winkles are ea

A seagoing scientist explores how life thrives in one of the most mysterious environments on Earth The open ocean, far from the shore and miles above the seaflo

This fine monograph is the first all-color photo guide to the jellies, comb jellies, pelagic snails, salps and pyrosomes. This field guide covers animals that a