1. National Oceanic and Atmospheric AdministrationSouthwest Fisheries Science Center Monterey California
2. Department of Mathematics and Applied MathematicsUniversity of Cape Town Rondebosch South Africa
3. South Australian MuseumNorth Terrace Adelaide South Australia Australia
4. 53 Motuhara Road, Plimmerton Wellington New Zealand
5. Australian Marine Mammal CentreAustralian Antarctic Division Kingston Tasmania Australia
6. The International Whaling Commission Impington Cambridge UK
7. 2 Green End, Landbeach Cambridge UK
8. Tokyo University of Marine Science and Technology 4‐5‐7 Konan Minato‐Ku Tokyo Japan