1 Moss Landing Marine Laboratories, Moss Landing, CA, USA.
2 College of Fisheries and Ocean Sciences, University of Alaska Fairbanks, Fairbanks, AK, USA.
3 Department of Paleobiology and Vertebrate Zoology, National Museum of Natural History Smithsonian Institution, Washington, DC, USA.
4 Cascadia Research Collective, Olympia, WA, USA.
5 Marine Mammal and Turtle Division, Southwest Fisheries Science Center, National Marine Fisheries Service, National Oceanic and Atmospheric Administration, La Jolla, CA, USA.