Figure 1

Spatial variations of log-transformed concentrations of OC compounds (ng/g lw) residues in wild tilapia from the main rivers in Guangxi, South China. TD: Tiandong County; LA: Longan County; CZ: Chongzuo City; FS: Fusui City; NN: Nanning City; GG: Guigang City; WX: Wuxuan County; PN: Pingnan City; TX: Tengxian County; WZ: Wuzhou City.