Table 1.
Environmental data for each sampling date and cell abundances as determined by flow cytometry for Syn (Synechococcus), P1 (photosynthetic picoeukaryotes with size ∼ <3 μm beads) and P2 (photosynthetic picoeukaryotes with size ∼ >3 μm beads).
| Date | Temp (°C) | NO3 (μM) | PO4 (μM) | SiO3 (μM) | NH4 (μM) | Urea (μM) | Syn cells ml-1 | P1 cells ml-1 | P2 cells ml-1 |
|---|---|---|---|---|---|---|---|---|---|
| June 18 | 14.9 | 1.04 | 0.24 | 4.31 | 0.89 | 0.31 | na | na | na |
| July 2 | 14.1 | 0.05 | 0.06 | 1.64 | 0.82 | 0.20 | na | na | na |
| July 9 | 15.6 | 1.78 | 0.89 | 23.07 | 5.37 | 0.63 | 1.1 × 103 | 2.8 × 104 | 3.2 × 103 |
| October 8 | 17.1 | 0.04 | 0.17 | 7.42 | 1.16 | 0.36 | 1.7 × 105 | 2.3 × 104 | 1.1 × 104 |
| October 15 | 16.0 | 2.68 | 0.95 | 9.11 | 5.58 | 2.14 | 5.9 × 104 | 1.1 × 104 | 1.6 × 103 |
| October 22 | 14.9 | 2.46 | 0.56 | 8.43 | 5.00 | 1.62 | 4.9 × 104 | 1.3 × 104 | 1.5 × 103 |
| October 29 | 15.3 | 1.93 | 1.42 | 14.39 | 4.04 | 0.85 | 4.2 × 104 | 6.6 × 103 | 6.1 × 102 |
na, data not available.