Marine Mammal Science publishes significant new findings on marine mammals resulting from original research on their form and function, evolution, systematics, physiology, biochemistry, behavior, population biology, life history, genetics, ecology and conservation. ISSN 0824-0469 pp. 253 Vol. 25 No 2 maps graphs tables #1218

Includes: Population structure of island-associated dolphins; Behavior of free-ranging dolphins in the Hauraki Gulf, New Zealand; Variability in the diet of New Zealand sea lion; Swimming speed, respiration rate and estimated cost of transport in adult killer whales; Bottlenose dolphin depredation.