Latitudinal transects in the southeastern Pacific Ocean reveal a diverse but patchy distribution of phycotoxins

► First assessment of lipophilic toxins in wide latitudinal transect of southeast Pacific. ► First report of GYM. ► Other phycotoxins found: DA, PTX-2, PTX-2sa and PTX-11, DTX-1. ► Patchy distribution of GYM, DA and DTX-1. ► Widely distribution of PTX-2, PTX-2sa and PTX-11.