Heather M Welch¹, Elliott L. Hazen², Kylie Scales³, Sara Maxwell⁴, Dana Briscoe⁵, Steven J. Bograd⁶, Heidi Dewar⁷, Suzanna Kohin⁷, Elizabeth Becker⁸, Scott Benson⁷, Tomo Eguchi⁷, Larry Crowder and Rebecca L Lewison¹⁰, (1)University of California Santa Cruz, Institute of Marine Sciences, Santa Cruz, CA, United States, (2)NOAA Southwest Fisheries Science Center, Environmental Research Division, Monterey, CA, United States, (3)University of the Sunshine Coast, Maroochydore, Australia, (4)Old Dominion University, Department of Biology, Norfolk, VA, United States, (5)Stanford University, (6)NOAA Southwest Fisheries Science Center, Environmental Research Division, Monterey, United States, (7)NOAA Southwest Fisheries Science Center, La Jolla, CA, United States, (8)NOAA Southwest Fisheries Science Center, Marine Mammal and Turtle Division, Santa Cruz, CA, United States, (9)San Diego State University, Biology, San Diego, CA, United States