Checklist of marine and estuarine fishes from the Alaska-Yukon Border, Beaufort Sea, to Cabo San Lucas, Mexico Author Love, Milton S. 0000-0003-0981-0061 love@lifesci.ucsb.edu Author Bizzarro, Joseph J. 0000-0002-2412-9357 joe.bizzarro@noaa.gov Author Cornthwaite, Maria 0000-0002-1528-3272 maria.cornthwaite@dfo-mpo.gc.ca Author Frable, Benjamin W. 0000-0003-4525-0671 bfrable@ucsd.edu Author Maslenikov, Katherine P. 0000-0003-0981-0061 love@lifesci.ucsb.edu text Zootaxa 2021 2021-10-19 5053 1 1 285 journal article 2792 10.11646/zootaxa.5053.1.1 75ffcff3-6336-4f6a-8d0b-94c082519099 1175-5326 5578008 295D03A4-589A-4E3F-B030-5121EF7D7398 Megachasma pelagios Taylor, Compagno, & Struhsaker, 1983 . Megamouth Shark . To 7.1 m ( 23.3 ft )TL ( Watanabe and Papastamatiou 2019 ). Circumglobal; western Pacific Ocean north to northern Japan ( Ebert et al. 2013 ); Hawai’i ( Ebert et al. 2013 ); southern California (Compagno et al. in Fischer et al. 1995 ); off Punta Eugenia, Baja California ( Castillo-Géniz et al. 2012 ); Peru ( Kelez et al. 2020 ) . Depth: 8–1,000 m ( 26–3,280 ft ) (min.: Ebert et al. 2013 ; max.: Weigmann 2016 ), and as shallow as 5 m ( 16 ft ) in benthic, coastal waters ( Ebert et al. 2013 ).