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 Sphyrna lewini (Griffith & Smith, 1834) . Scalloped Hammerhead . 4.3 m ( 14.1 ft ) TL ( Robertson and Allen 2008 ). Circumglobal; western Pacific Ocean north to southern Japan (Yoshino and Aonuma in Nakabo 2002 ); several southern California records as far north as Santa Barbara, southern California ( Seigel 1985 ) and south to Puerto Pizarro, Peru ( Chirichigno and Vélez 1998 ), including Islas Galápagos ( Grove and Lavenberg 1997 ). Marine and brackish waters ( Grove and Lavenberg 1997 ); depth: surface to at least 1,043 m ( 3,421 ft ) (min.: Weigmann 2016 ; max.: Moore and Gates 2005), Among other authors, Naylor et al. (2012) found evidence that Sphyrna lewini is likely a species complex.