Table 1.
Characteristics of biological (abundances of total prokaryotes-TP, Synechococcus-SYN, Prochlorococcus-PROCHL, picoeukaryotes-PE, heterotrophic nanoflagellates-HNF, aerobic anoxygenic phototrophs(AAP); contributions (%) of AAP, High nucleic acid content bacteria-HNA and Low nucleic acid content bacteria-LNA%; and bacterial production-BP) and environmental factors in the sampling terms assigned to the neural gas clusters.
| Neural gas clusters | |||||
|---|---|---|---|---|---|
| PIC-BMU1 | PIC-BMU2 | PIC-BMU3 | PIC-BMU4 | PIC-BMU5 | |
| TP (106 cell mL−1) | 0.45 ± 0.02 | 0.14 ± 0.06 | 0.28 | 0.25 ± 0.09 | 0.26 ± 0.06 |
| HNA (%) | 65.39 ± 11.17 | 54.05 ± 5.54 | 51 | 43.62 ± 6.26 | 45.46 ± 3.38 |
| LNA (%) | 34.61 ± 11.17 | 45.95 ± 5.54 | 49 | 56.38 ± 6.23 | 54.54 ± 3.38 |
| SYN (103 cell mL−1) | 6.77 ± 2.01 | 0.68 ± 0.62 | 5.51 | 12.58 ± 4.07 | 7.68 ± 5.80 |
| PROCHL (103 cell mL−1) | 1.24 ± 0.31 | 0.36 ± 0.21 | 1.59 | 0.78 ± 0.64 | 1.68 ± 0.81 |
| PE (103 cell mL−1) | 0.85 ± 0.08 | 0.27 ± 0.25 | 0.87 | 1.07 ± 0.20 | 0.83 ± 0.20 |
| HNF (103 cell mL−1) | 0.86 ± 0.33 | 0.33 ± 0.17 | 0.97 | 1.06 ± 0.49 | 1.13 ± 0.24 |
| AAP (104 cell mL−1) | 1.53 ± 0.31 | 0.18 ± 0.17 | 1.38 | 0.53 ± 0.42 | 1.51 ± 0.36 |
| AAP (%) | 5.79 ± 0.07 | 0.83 ± 0.66 | 5.34 | 1.89 ± 0.91 | 5.15 ± 0.73 |
| BP (104 cell h−1 mL−1) | 0.10 ± 0.05 | 0.04 ± 0.01 | 0.36 | 0.06 ± 0.03 | 0.07 ± 0.02 |
| Temperature (°C) | 22.03 ± 0.62 | 14.43 ± 1.02 | 22.62 | 16.57 ± 1.37 | 21.70 ± 2.16 |
| Salinity | 38.81 ± 0.15 | 38.82 ± 0.10 | 38.75 | 38.87 ± 0.05 | 38.78 ± 0.08 |
| O2 (%) | 113.44 ± 5.42 | 96.21 ± 2.84 | 115.16 | 113.12 ± 11.56 | 112.35 ± 4.05 |
| NO3− (μmol L−1) | 0.21 ± 0 | 1.77 ± 0.93 | 0.86 | 0.40 ± 0.47 | 00.20.27 ± |
| NO2− (μmol L−1) | 0.06 ± 0.01 | 0.12 ± 0.09 | 0.16 | 0.06 ± 0.02 | 0.05 ± 0.03 |
| NH4+ (μmol L−1) | 0.12 ± 0.10 | 0.48 ± 0.23 | 0.19 | 0.44 ± 0.24 | 0.39 ± 0.25 |
| TIN (μmol L−1) | 0.38 ± 0.09 | 2.37 ± 0.84 | 1.21 | 0.89 ± 0.39 | 0.70 ± 0.36 |
| N tot (μmol L−1) | 8.48 ± 3.22 | 8.13 ± 1.40 | 11.59 | 8.26 ± 3.16 | 7.02 ± 2.62 |
| N org (μmol L−1) | 8.09 ± 0.04 | 5.75 ± 0.06 | 10.38 | 7.37 ± 0.03 | 6.32 ± 0.02 |
| SRP (μmol L−1) | 0.05 ± 0.03 | 0.11 ± 0.08 | 0.05 | 0.04 ± 0.02 | 0.04 ± 0.05 |
| P tot (μmol L−1) | 0.13 ± 0.07 | 0.22 ± 0.07 | 0.22 | 0.14 ± 0.04 | 0.16 ± 0.06 |
| P org (μmol L−1) | 0.08 ± 0.06 | 0.11 ± 1.29 | 0.17 | 0.10 ± 0.22 | 0.12 ± 0.32 |
| SiO4− (μmol L−1) | 0.91 ± 0.06 | 1.85 ± 1.29 | 1.27 ± 0.01 | 0.96 ± 0.22 | 1.08 ± 0.32 |
Mean values ± standard deviation from all the samples cluster in a PIC-BMU are displayed.