David Cade^1,2, Mduduzi Seakamela³, Kenneth Findlay⁴, James Fahlbusch⁵, Shirel Kahane-Rapport⁶, William Oestreich¹, John Phillip Ryan⁷, Elliott L. Hazen⁸, Ari S Friedlaender², John Calambokidis⁵, Joseph D Warren⁹, Julie Fukunaga¹⁰, Steve Kirkman³, Deon Kotze³, Steven McCue³, Michael Meyer³, Christopher Wilke³ and Jeremy A Goldbogen¹¹, (1)Stanford University, Hopkins Marine Station, Department of Biology, Pacific Grove, CA, United States, (2)University of California Santa Cruz, Institute of Marine Science, Santa Cruz, CA, United States, (3)South Africa Department of the Environment, South Africa, (4)Cape Peninsula University of Technology, South Africa, (5)Cascadia Research Collective, Olympia, WA, United States, (6)Hopkins Marine Station, Stanford University, United States, (7)MBARI, Moss Landing, CA, United States, (8)NOAA Southwest Fisheries Science Center, Environmental Research Division, Monterey, CA, United States, (9)Stony Brook University, Stony Brook, NY, United States, (10)Stanford University, United States, (11)Hopkins Marine Station/ Stanford University, Pacific Grove, CA, United States