Table 1.
Characteristics of the cyanobacterial biomasses sampled in the lakes and their crude extracts used in bioassays
| Lake | Species composition | Extract code | Chl-a (mg/L) | Total MCs (mg/L) | ANTX (mg/L) | Toxins (MCs + ANTX) to Chl-a ratio |
|---|---|---|---|---|---|---|
| Wytyckie |
Microcystis aeruginosa (90%) M. natans (5%) M. wesenbergii (5%) |
A | 7.90 ± 0.24 | 5.00 ± 0.14 | n.d. | 0.633 |
| Syczyńskie |
Planktothrix agardhii I (97%) Aphanizomenon gracile (2%), Dolichospermum spp. (1%) |
B | 29.66 ± 0.07 | 14.80 ± 0.35 | n.d. | 0.499 |
| Syczyńskie |
P. agardhii II (99%), A. gracile (1%) |
C | 115.51 ± 13.65 | 5.46 ± 0.73 | n.d. | 0.047 |
| Syczyńskie |
Dolichospermum flos-aquae (98%), A. gracile (2%) |
D | 10.88 ± 2.99 | 0.06 ± 0.01 | 0.31 ± 0.01 | 0.0345 |
| Piaseczno |
Dolichospermum lemmermannii (99%), Dolichospermum spp. (1%) |
E | 70.48 ± 3.99 | 8.81 ± 0.65 | 2.05 ± 0.15 | 0.154 |
n.d. not detected
Data are expressed as means ± SD, n = 3