Table 5.
Summary of taxa detected in the highest relative abundance in DNA-derived and RNA-derived pyrosequence libraries from beach sands in this studya
| OTU classification | % Detected |
||||
|---|---|---|---|---|---|
| Control | DNA PB oiled | RNA PB oiled | DNA PB clean | RNA PB clean | |
| Gammaproteobacteria | 28.4 | 41.5 | 31.6 | 32.9 | 21.9 |
| Oceanospirillales | 0.0 | 19.2 | 15.2 | 3.1 | 3.6 |
| Alcanivorax group I | 0.0 | 8.9 | 6.4 | 1.7 | 2.6 |
| Alcanivorax group II | 0.0 | 4.4 | 5.1 | 0.6 | 0.3 |
| Oceanospirillaceae | 0.0 | 4.3 | 2.0 | 0.0 | 0.1 |
| Alteromonadaceae group I | 0.0 | 0.5 | 0.8 | 0.1 | 0.0 |
| Alteromonadaceae group II | 0.0 | 0.3 | 0.1 | 4.1 | 9.4 |
| Marinobacter | 0.0 | 1.6 | 2.9 | 0.1 | 0.1 |
| Xanthomonadales | 0.0 | 2.9 | 0.3 | 0.5 | 0.0 |
| Sinobacteraceae | 0.0 | 2.6 | 0.3 | 0.2 | 0.0 |
| Chromatiales | 3.5 | 4.5 | 2.2 | 9.8 | 3.2 |
| Ectothiorhodospiraceae group I | 0.8 | 1.2 | 0.7 | 3.3 | 1.2 |
| Ectothiorhodospiraceae group II | 1.6 | 0.7 | 0.1 | 5.2 | 1.6 |
| Ectothiorhodospiraceae group III | 0.0 | 0.1 | 0.0 | 0.5 | 0.1 |
| Unclassified | 0.0 | 2.3 | 1.4 | 0.6 | 0.0 |
| Unclassified | 1.1 | 0.0 | 0.0 | 0.2 | 0.2 |
| Pseudomonadales | 0.3 | 0.2 | 4.7 | 0.2 | 0.0 |
| Pseudomonas | 0.2 | 0.0 | 4.2 | 0.1 | 0.0 |
| Alphaproteobacteria | 6.7 | 14.5 | 30.0 | 3.0 | 12.1 |
| Rhodobacterales | 2.9 | 5.3 | 25.6 | 0.7 | 7.4 |
| Sulfitobacter | 0.2 | 0.4 | 2.9 | 0.1 | 1.4 |
| Hyphomonadaceae | 0.0 | 1.1 | 0.1 | 0.0 | 0.0 |
| Rhodobacteraceae group I | 0.0 | 0.9 | 1.0 | 0.0 | 0.0 |
| Rhodobacteraceae group II | 0.0 | 0.2 | 1.3 | 0.1 | 0.3 |
| Rhodobacteraceae group III | 0.0 | 0.1 | 9.7 | 0.0 | 0.0 |
| Rhodobacteraceae group IV | 0.1 | 0.0 | 1.4 | 0.0 | 0.4 |
| Bacteroidetes | 10.4 | 18.1 | 2.3 | 14.2 | 3.5 |
| Muricauda group I | 0.0 | 3.0 | 0.0 | 0.0 | 0.0 |
| Muricauda group II | 0.0 | 2.4 | 0.0 | 0.0 | 0.0 |
| Robiginitalea | 0.1 | 0.6 | 0.0 | 2.1 | 0.3 |
| Cyanobacteria | 2.5 | 0.0 | 0.2 | 0.1 | 4.6 |
| Synechococcus | 1.7 | 0.0 | 0.0 | 0.1 | 0.4 |
| Firmicutes | 0.1 | 0.3 | 2.3 | 0.3 | 0.1 |
| Bacillus | 0.0 | 0.0 | 1.3 | 0.0 | 0.0 |
a
Notable OTU abundances are indicated in boldface. Control, DNA- and RNA-derived libraries from St. George Island sand sampled prior to the oil spill; PB, Pensacola Beach sand.