Route Fidelity during Marine Megafauna Migration

1 Department of Geological Sciences, University of Canterbury, Christchurch, New Zealand, 2 Center for Cetacean Research and Conservation, Avarua, Cook Islands, 3 National Marine Mammal Laboratory, Alaska Fisheries Science Center, National Marine Fisheries Service, NOAA, Seattle, WA, United States, 4 Cascadia Research Collective, Olympia, WA, United States, 5 Instituto Aqualie, Juiz de Fora, Brazil, 6 National Institute of Water and Atmospheric Research, Wellington, New Zealand, 7 Marine Conservation Science Institute, Fallbrook, CA, United States, 8 Laboratório de Ecologia Comportamental e Bioacústica, ICB, Universidade Federal de Juiz de Fora, Juiz de Fora, Brazil, 9 Ecology and Evolutionary Biology, University of California, Santa Cruz, Santa Cruz, CA, United States, 10 Department of Conservation, Auckland, New Zealand, 11 Palaecol Research Ltd., Christchurch, New Zealand