LAUSR

DANUTA MARIA WISNIEWSKA , Hopkins Marine Station, Stanford University, 120 Ocean View Boulevard, Pacific Grove, California 93950, U.S.A., Zoophysiology, Department of Bioscience, Aarhus University, Building 1131, C. F. Moellers Alle 3, DK-8000 Aarhus C, Denmark and Marine Mammal Research, Department of Bioscience, Aarhus University, Frederiksborgvej 399, DK-4000 Roskilde, Denmark;MARK JOHNSON , Scottish Oceans Institute, East Sands, University of St Andrews, St Andrews KY16 8LB, Scotland; JONAS TEILMANN , Marine Mammal Research, Department of Bioscience, Aarhus University, Frederiksborgvej 399, DK-4000 Roskilde, Denmark; LAIA ROJANO-DO~ NATE , Zoophysiology, Department of Bioscience, Aarhus University, Building 1131, C. F. Moellers Alle 3, DK-8000 Aarhus C, Denmark; JEANNE SHEARER , Scottish Oceans Institute, East Sands, University of St Andrews, St Andrews KY16 8LB, Scotland; SIGNE SVEEGAARD, Marine Mammal Research, Department of Bioscience, Aarhus University, Frederiksborgvej 399, DK4000 Roskilde, Denmark; LEE A. MILLER , Sound and Behaviour Group, Institute of Biology, University of Southern Denmark, Campusvej 55, DK-5230 Odense M, Denmark; URSULA SIEBERT , Institute for Terrestrial and Aquatic Wildlife Research, University of Veterinary Medicine Hannover, Werftstrasse 6, 25761, Buesum, Germany; PETER TEGLBERG MADSEN , Zoophysiology, Department of Bioscience, Aarhus University, Building 1131, C. F. Moellers Alle 3, DK-8000 Aarhus C, Denmark and Murdoch University Cetacean Research Unit, School of Veterinary and Life Sciences, Murdoch University, Perth, Western Australia, 6150, Australia.