Table 1. Country, location, code, and numbers of samples used in this study

Wild & culture	Location	Code	No. of sample
Wild	Jeonnam	WJN	65
Wild	Jeonbuk	WJB	59
Wild	Kyungnam	WKN	34
Culture	Jeonbuk	Cultured	45

WJN, Jeonnam wild catfish; WJB, Jeonbuk wild catfish; WKN, Gyeongnam wild catfish; Cultured, cultured from Korea.