1. Scripps Institution of Oceanography, University of California, San Diego, La Jolla, CA 92093–0244, USA.
2. Center for Tropical Paleoecology and Archeology, Smithsonian Tropical Research Institute, Box 2072, Balboa, Republic of Panama.
3. National Center for Ecological Analysis and Synthesis, 735 State Street, Suite 300, Santa Barbara, CA 93101, USA.
4. Archie Carr Center for Sea Turtle Research and Department of Zoology, University of Florida, Gainesville, FL 32611, USA.
5. Department of Wildlife, Fish, and Conservation Biology, University of California, Davis, CA 95616, USA.
6. Department of Anthropology, 155 Pettengill Hall, Bates College, Lewiston, ME 04240, USA.
7. Centre for Resource and Environmental Studies, Australian National University, Canberra, ACT 0200, Australia.
8. Department of Anthropology, University of Oregon, Eugene, OR 97403, USA.
9. U.S. Geological Survey, A-316 Earth and Marine Sciences Building, University of California, Santa Cruz, CA 95064, USA.
10. Center for Coral Reef Biodiversity, Department of Marine Biology, James Cook University, Townsville, QLD 4811, Australia.
11. Department of Geophysical Sciences, University of Chicago, 5734 South Ellis Avenue, Chicago, IL 60637, USA.
12. Institute of Marine Sciences, University of North Carolina at Chapel Hill, 3431 Arendell Street, Morehead City, NC 28557, USA.
13. Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560–0121, USA.
14. School of Marine Sciences, University of Maine, Darling Marine Center, Orono, ME 04573, USA.
15. Department of Ecology, Evolution, and Marine Biology, University of California, Santa Barbara, CA 93106, USA.