Table 2.
Total microcystin concentrations in the water from different sampling dates enriched with 1.2 mg equivalent MC-LR·L−1 of crude MC extract before and after 15 days of incubation. Controls represent autoclaved water. Errors represent standard errors of two replicates. “n.d.” means “not detected”.
| Date | Control (µg·L−1) | Reservoir Water (µg·L−1) | ||
|---|---|---|---|---|
| Day 0 | Day 15 | Day 0 | Day 15 | |
| 7 August 2012 | 1315 ± 32 | 1239 ± 26 | 1196 ± 80 | n.d. |
| 4 September 2012 | 1238 ± 35 | 1219 ± 95 | 1206 ± 22 | n.d. |
| 24 September 2012 | 1303 ± 15 | 1321 ± 52 | 1200 ± 30 | n.d. |
| 8 October 2012 | 1145 ± 69 | 1179 ± 125 | 1173 ± 65 | n.d. |
| 29 October 2012 | 1183 ± 45 | 1284 ± 22 | 1211 ± 44 | n.d. |