| Serial No. | Sample Name | Latitude | Longitude | Area Details | ||
| Village | Union | Upazila | ||||
| 1 | S (G1) | 23˚01.891'N | 89˚55.891'E | Bajuni | Kajulia | Gopalganj Sador |
| 2 | S (G2) | 23˚05.512'N | 89˚59.261'E | Machh para | Kolabari | Kotalipara |
| 3 | S (G3) | 23˚02.611'N | 90˚01.050'E | Chhoto Digholia | Radhaganj | Gopalganj |
| 4 | S (G4) | 22˚55.206'N | 89˚54.460'E | Baladanga | Patgati | Tungipara |
| 5 | S (G5) | 22˚51.630'N | 89˚58.458'E | Karfa | Dumuria | Tungipara |