Records of Sargassum horneri occurrence in the eastern Pacific

Presented here are records of the occurrence of Sargassum horneri in California, USA, and Baja California, Mexico, since 2003, the year it was first discovered in the eastern Pacific. These data and their sources were published as supplementary tables in: Marks LM, Salinas-Ruiz P, Reed DC, Holbrook SJ, Culver CS, Engle JM, Kushner DJ, Caselle JE, Freiwald J, Williams JP, Smith JR, Aguilar-Rosas LE, Kaplanis NJ (2015) Range expansion of a non-native, invasive, macroalga Sargassum horneri (Turner) C. Agardh, 1820 in the eastern Pacific. BioInvasions Records 4, DOI: 10.3391/bir.2015.4.4.02