Figure 1
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Figure 5
C:Chl a ratio, contribution of dinoflagellates (BDinofl_) and diatoms (BBacillar_) to the total phytoplankton biomass, the average volume of their cells (Vaver_), and some abiotic parameters of the surface layer of the Black Sea
| C:Chl a | BDinofl . [BBacillar.] | Vaver | N-NO3 [N-NH] 4 | IUML |
|---|---|---|---|---|
| (mg mg−1) | (%) | (μm3) | (μM) | (E m−2 day−1) |
| September–October 2005 (n = 20) | ||||
| 52 ± 9 | 38 ± 4 [60 ± 6] | 6200 ± 1060 | 1.15 ± 0.30 [0.15 ± 0.02] | 5.0 ± 1.0 |
| 200 ± 23 | 17 ± 2 [72 ± 6] | 34 300 ± 4800 | 0.12 ± 0.02 [0.11 ± 0.03] | 11.8 ± 1.4 |
| October 2010 (n = 26) | ||||
| 60 ± 9 | 19 ± 6 [57 ± 8] | 1950 ± 500 | 1.16 ± 0.26 [1.19 ± 0.20] | 5.0 ± 0.5 |
| 171 ± 23 | 50 ± 11 [14 ± 10] | 2170 ± 620 | 0.32 ± 0.05 [0.57 ± 0.12] | 11.0 ± 0.4 |
| August 2011 (n = 24) | ||||
| 107 ± 8 | 30 ± 6 [61 ± 4] | 1500 ± 100 | 0.11 ± 0.01 [1.07 ± 0.15] | 16.0 ± 0.7 |
| 214 ± 22 | 55 ± 8 [45 ± 5] | 4600 ± 600 | 0.11 ± 0.03 [0.57 ± 0.01] | 27.0 ± 0.5 |
| May 2013 (n = 18) | ||||
| 104 ± 9 | 34 ± 4 [16 ± 6] | 140 ± 16 | 0.18 ± 0.02 [1.20 ± 0.10] | 24.0 ± 1.2 |