TABLE 3.
Enrichment of thermophilic microorganisms from Samotlor oil well samples
| Sample | Growth ofa:
|
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Aerobic organotrophs (60°C) | Hydrocarbon oxidizers (60°C) | Denitrifiers (60°C) | Anaerobic organotrophs
|
Sulfate reducers growing (60°C) on
|
Methanogens growing (60°C) on
|
|||||
| 60°C | 70°C | 85°C | Lactate | Acetate | H2+CO2 | Acetate | ||||
| Injection water | + | + | + | + | ND | ND | + | + | − | − |
| 692 | − | − | − | + | + | + | − | − | − | − |
| 13044 | − | − | − | + | + | + | − | − | + | − |
| 31079 | + | − | − | + | ND | ND | − | − | + | − |
| 35363 | + | + | − | + | ND | ND | − | − | − | − |
| 39636 | + | + | − | + | + | + | + | + | + | + |
| 10149 | − | − | − | + | ND | ND | − | − | − | − |
| 4640b | + | − | − | + | ND | ND | − | − | − | − |
| 4642 | + | − | − | + | ND | ND | + | − | − | − |
| 10318 | + | − | − | + | ND | ND | − | − | − | − |
| 6151 | − | − | − | + | ND | + | − | − | − | − |
| 714 | − | − | − | + | ND | − | − | − | + | − |
| 735b | − | − | − | + | + | − | − | − | + | − |
| 739 | − | − | − | + | + | + | − | − | − | − |
| 757 | − | − | − | + | ND | + | − | − | − | − |
| 767 | − | − | − | + | ND | ND | − | − | − | − |
| 769 | − | − | − | + | ND | ND | − | − | + | − |
a
+, growth; −, no growth; ND, not determined.