Location (code) River Geographic region Collection date Haplotype diversity Nucleotide diversity Yasothon Province, Thailand (CHYT) Chi 15°47′24.82′′N 104°08′34.04′′E 2 10/11/2014 0 0 Mueang District, Maha Sarakham Province (CHMK) Chi 16°13′18.29′′N 103°20′3.13′′E 2 14/08/2014 0 0 At Samat District, Roi Et Province (CHRO1) Chi 15°40′38.17′′N 104°06′48.87′′E 4 6/11/2014 0.8333 0.2224 0.001958 0.001641 Phanom Phrai District, Roi Et Province (CHRO2) Chi 15°41′41.50′′N 103°07′38.64′′E 14 10/11/2014 0.5055 0.1581 0.003413 0.002077 Ubon Ratchathani Province, Thailand (MUUB) Mun 15°14′29.71′′N 104°57′20.64′′E 10 11/11/2014 0.8667 0.0850 0.00205 0.00141 Nong Khai Province Thailand (MKNK) Mekong 18°01′28.29′′N 101°52′54.34′′E 13 8/11/2014 0.9487 0.0506 0.00405 0.00242 Khong Chiam District, Ubon Ratchathani Province, Thailand (MKUB) Mekong 15°23′26.82′′N 105°29′39.14′′E 13 17/10/2014 0.9359 0.0507 0.00401 0.00240 Khemarat District, Ubon Ratchathani Province, Thailand (MKKR) Mekong 16°02′32.16′′N 105°13′32.39′′E 28 14/10/2014 0.8810 0.0367 0.00271 0.00165 Phnom Penh Province, Cambodia (MKCDPP) Mekong 11°33′28.18′′N 104°56′14.13′′E 12 18/11/2014 0.8788 0.0751 0.00242 0.00158 Tonle Sap Lake, Pursat Province, Cambodia (MKCDPO) Tonle Sap Lake 12°02′19.24′′N 104°43′43.54′′E 26 15/11/2014 0.8062 0.0594 0.00365 0.00212 Total 124 0.9765 0.0051 0.003179 0.001826