Acknowledgements
We would like to acknowledge NSF GRFP and GRIP [DEG No. 2015204395], UCLA La Kretz Center for Conservation Genomics, and UCLA Department of Ecology and Evolutionary Biology for funding this research. In addition, we would like to thank Regina Wetzer, Dean Pentcheff, Adam Wall, Janessa Wall, and Giacamo Bernardi for providing additional voucher specimens. We would like to thank Julianne K. Passarelli and Milton S. Love for sharing their comprehensive list of California fish species from their new edition of Miller and Lea’s Guide to the Coastal Marine Fishes of California (Love & Passarelli, 2020). Lastly, we would like to thank McKenzie Koch, Beverly Shih, Nikita Sridhar, Lauren Man, Eric Caldera, and Erick Zerecero for help conduct all laboratory work. We would like to thank William Watson, Phillip A. Hastings, Peggy Fong, Richard F. Ambrose, and Thomas B. Smith for providing thoughtful feedback and comments during the preparation of the manuscript.