Table 1. Sample collection sites and sample sizes of Penaeus merguiensis specimens used in this study

Geographic origin	Geographic coordinates	Abbreviation	n
Nakhon Si Thammarat	8°9’31.1436’’N and 99°40’26.3568’’ E	NK	28
Chonburi	13°21’40.1148’’N and 100°59’4.8228’’E	CH	30
Pattani	6°52’5.30’’N 101°15’0.32’’E	PT	24
Rayong	12°40’53.0256’’ N and 101°16’53.8536’’E	RY	28
Trat	12°14’37.1’’N, 102°30’54.5’’E	TR	24
Trang	7°33’22’’N and 99°36’41’’E	TG	33
Krabi	8°03’19.80’’N and 98°55’ 4.79’’E	KB	29
Total			196

NK, nakhon si thammarat; CH, chonburi; PT, pattani; RY, rayong; TR, trat; TG, trang; KB, krabi.