S No Isolates Source of Isolation Reference
1. Sphingobium ummariense RL3T   HCH Dumpsite, Lucknow, India [30]
2. Sphingobium quisquiliarum P25T HCH Dumpsite, Lucknow, India [44]
3. Sphingobium chinhatense IP26T    HCH Dumpsite, Lucknow, India [35]
4. Sphingobium lucknowense F2T   HCH Dumpsite, Lucknow, India [45]
5. Sphingobiumsp.HD1PO4 HCH Dumpsite, Lucknow, India -
6. Sphingobium sp. HDU05 HCH Dumpsite, Lucknow, India -
7. Sphingobiumsp. UM4 HCH Dumpsite, Lucknow, India -
8. Sphingobiumsp. IP01 HCH Dumpsite, Lucknow, India -
9. Sphingobiumsp. UM1 HCH Dumpsite, Lucknow, India -
10. Sphingomonas histidinilytica  UM2T HCH Dumpsite, Lucknow, India [46]
11. Sphingobium  czechense LL01T  HCH Dumpsite, Spolana, Czech Republic [47]
12. Novosphingobium barchaimii LL02T HCH Dumpsite, Spolana, Czech Republic [48]
13. Sphingobium baderi LL03T HCH Dumpsite, Spolana, Czech Republic [36]
14. Novosphingobium lindaniclasticum LE124T HCH Dumpsite, Lucknow, India [33]
15. Sphingobium ummariense RL3T   HCH Dumpsite, Lucknow, India [30]
Table 3: List of HCH degraders isolated from HCH contaminated sites.