Table 3.
Reads assigned to bacterial genera involved in aerobic methane oxidation across the different brine-seawater interface layers.
| Genus | ATII-I | KB-U | KB-L | DD-I | Water column | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 16S read #/% | pmoA read #/% | 454** read #/% | 16S read #/% | pmoA read #/% | 454** read #/% | 16S read #/% | 454** read #/% | 16S read #/% | 454** read #/% | 16S read #/% | 454** read #/% | |
| Methylomarinum | – | 7/11.9 | – | – | 2/2.5 | – | – | – | – | – | – | – |
| Methylobacter | – | – | 32/0.02 | 239/2.9 | 78/97.5 | 2634/0.34 | 11/0.1 | 243/0.05 | – | 185/0.11 | – | 1551/0.18 |
| Methylococcus | – | 48/81.4 | 72/0.05 | – | – | 2835/0.3 | – | 692/0.14 | – | 347/0.20 | – | 5057/0.39 |
| Methylomicrobium | – | – | – | 1* | – | 6* | – | 4* | – | – | – | 4* |
| Methylomonas | – | – | 1* | 1* | – | 19* | – | 4* | – | 1* | – | 4* |
| Methylocaldum | – | – | – | – | – | 2* | – | – | – | – | – | – |
| Methylocystis | – | – | 105/0.07 | – | – | 185/0.02 | – | 44/0.01 | – | 49/0.03 | – | 501/0.07 |
| Methylosinus | – | – | 71/0.05 | – | – | 366/0.05 | – | 92/0.02 | – | 60/0.03 | – | 1342/0.16 |
| Methylocella | – | – | 186/0.13 | – | – | 484/0.06 | – | 192/0.04 | – | 131/0.08 | – | 3615/0.39 |
| Methylacidiphilum | – | – | 21/0.012 | – | – | 764/0.1 | – | 725/0.14 | – | 137/0.18 | – | 1329/0.16 |
| Methylothermus | – | – | – | – | – | 1* | – | – | – | – | – | – |
| Methylocapsa | – | – | 2* | – | – | – | – | – | – | – | – | 9* |
| Methylosarcina | – | – | – | – | – | – | – | – | – | – | – | 1* |
| Uncultured methanotrophs | 1* | 4/6.7 | – | 10* | – | 4* | 1* | – | 2* | – | 8* | – |
*
Not statistically significant.
**
454 percentages are based on MGRAST recruitment to the total identified reads.