TABLE 1.
Abundance of total bacterial and “Ca. Scalindua” 16S rRNA genes and anammox bacterial hzo genes in sediments of the eight sampling stations of the Jiaozhou Bay
| Sampling station | No. of target gene copies g−1 sedimentsa |
Ratio |
||||
|---|---|---|---|---|---|---|
| Total bacterial 16S rRNA | “Ca. Scalindua” 16S rRNA | Anammox bacterial hzo | “Ca. Scalindua” 16S rRNA/bacterial 16S rRNA (×10−6) | Anammox bacterial hzo/bacterial 16S rRNA (×10−6) | Anammox bacterial hzo/“Ca. Scalindua” 16S rRNA | |
| A3 | 1.4 × 1011 (2.5 × 1010) | 2.8 × 105 (2.0 × 104) | 1.4 × 106 (8.7 × 104) | 2.0 | 10.0 | 5.0 |
| A5 | 1.0 × 1011 (1.3 × 1010) | 4.1 × 105 (4.5 × 104) | 1.9 × 106 (1.0 × 105) | 4.1 | 19.0 | 4.6 |
| B2 | 4.2 × 1010 (1.7 × 109) | 1.4 × 105 (8.0 × 103) | 1.8 × 106 (1.5 × 105) | 3.3 | 42.9 | 12.9 |
| C4 | 1.0 × 1011 (1.3 × 1010) | 8.7 × 105 (2.3 × 104) | 2.1 × 106 (1.9 × 105) | 8.7 | 21.0 | 2.4 |
| D1 | 1.4 × 1010 (2.0 × 109) | 2.0 × 104 (8.7 × 102) | 3.5 × 105 (3.9 × 104) | 1.4 | 25.0 | 17.5 |
| D5 | 5.8 × 1010 (1.5 × 109) | 1.8 × 105 (5.1 × 103) | 6.7 × 105 (4.0 × 104) | 3.1 | 11.6 | 3.7 |
| Dx | 2.0 × 1011 (5.4 × 1010) | 1.3 × 105 (1.3 × 104) | 5.9 × 106 (5.9 × 105) | 0.7 | 29.5 | 45.4 |
| Y1 | 2.8 × 1011 (2.6 × 1010) | 3.8 × 105 (2.1 × 104) | 2.7 × 106 (2.7 × 105) | 1.4 | 9.4 | 7.1 |
a
Standard errors are indicated in parentheses.