A clear, illustrated guide to 25 dive sites on the Antarctic Peninsula and South Georgia, featuring excellent color photographs, site descriptions and maps. This first Antarctic dive guide includes excellent photographs of fishes and invertebrates, a chapter on underwater photography and practical details on cold water diving. Probably the first person to learn to dive in the Antarctic, Lisa Trotter, now a divemaster -- has logged 400 hours in the waters below 60 degrees south.  (ANT243, $39.95)