Table 2.
Common bacteria for Mn removal via various mechanisms, including bio-oxidation, bioaccumulation and adsorption at their optimal conditions.
| Mechanisms | Species | Initial Mn2+ Concentration (mg/L) |
Optimum Temperature | Optimum pH | Removal Efficiency |
Experimental Time | Refs |
|---|---|---|---|---|---|---|---|
| Biological oxidation | Lysinibacillus sp. | 54.94 | 37 °C | 7.0 | 94.7% | 7 days | [70] |
| Biological oxidation | Bacillus sp. | 1.65 | 24 °C | 7.5 | >83.3% | - | [71] |
| Biological oxidation | Leptothrix discophora | 4.47 | 30 °C | 7.5 | 97.5% | 3.5 days | [72] |
| Biological oxidation | Citrobacter sp. | 53.0 | 27 °C | 7.0 | 76.2% | 4 days | [73] |
| Biological oxidation | Acinetobacter sp. | 200 | Not mentioned | Self-regulation | 99.1% | 6 days | [74] |
| Bioaccumulation | Papiliotrema huenov | 110 | 30 °C | 5 | 75.6% | 5 days | [75] |
| Bioaccumulation | Pseudomonas sp. | 43.5 | 28 °C | Self-regulation | 88% | 18 days | [76] |
| Biosorption | Serratia sp. | 500 | 34 °C | 6.0 | 96.8% | 76 h | [77] |
| Biosorption | Bacillus cereus | 600 | 35 °C | 6.0 | 60.3% | 5 days | [78] |