Isolate M1 M2 M3 M4 M5 M6 M7 M8 M9 Test Morphological, biochemical and molecular identification   Morphology Rods + Oval Rods Rods Rods Rods Rods Rods Rods Rods Gram Reaction G- &  G+ G- G- G- G- G- G- G- G- Motility N/A + + + + + + N/A N/A Catalase N/A + + + + + + N/A N/A Oxidase N/A + - + - - - N/A N/A API 20 NE N/A Burkholderia sp. Burkholderia sp. Pseudomonas sp. Chryseomonas sp. Sphingomonas sp. N/A N/A 16S rRNA N/A N/A N/A Pseudomonas sp. N/A N/A N/A N/A N/A   Biodegradation capacity (mg l-1)     Phenol 1700 1700 1700 1700 1700 1300 1700 1000 1000 Pyridine 0 2000 3000 3000 0 2000 0 N/A N/A N/A means not applied

Table 2: Summary of morphological, biochemical and molecular identification of isolated bacterial strains and the recorded biodegradation capacities of the tested organic pollutants.