Table 2.
24-h and 48-h LC50 values (with 95% confidence limits) for A. salina exposed to 18 estuarine cyanobacterial methanolic and aqueous extracts.
| LC50 (95% confidence limits ) mg mL−1 | ||||||||
|---|---|---|---|---|---|---|---|---|
| Methanolic extracts | Aqueous extracts | |||||||
| Code | 24 h | 48 h | 24 h | 48 h | ||||
| LEGE 06068 | - | - | - | - | - | - | 79.92 | (36.28–653.08) |
| LEGE 06069 | - | - | - | - | - | - | 32.62 | (27.22–39.10) |
| LEGE 06070 | - | - | - | - | - | - | 15.42 | (5.00–27.56) |
| LEGE 06071 | - | - | 17.81 | (11.63–27.30) | - | - | 53.20 | (37.97–65.94) |
| LEGE 06072 | - | - | - | - | - | - | 20.13 | (12.18–30.36) |
| LEGE 06077 | - | - | - | - | 72.11 | (54.96–94.60) | 72.01 | (57.88–86.61) |
| LEGE 06078 | - | - | - | - | - | - | 28.60 | (8.93–40.58) |
| LEGE 06079 | - | - | - | - | 22.63 | NR | - | - |
| LEGE 07073 | - | - | - | - | - | - | - | - |
| LEGE 07074 | - | - | - | - | - | - | 13.78 | (11.46–16.55) |
| LEGE 07075 | - | - | - | - | - | - | 8.95 | (4.98–15.00) |
| LEGE 07076 | - | - | - | - | - | - | 12.10 | (9.95–14.64) |
| LEGE 07080 | - | - | - | - | - | - | - | - |
| LEGE 07083 | - | - | - | - | - | - | - | - |
| LEGE 07084 | - | - | - | - | 32.62 | (28.00–38.00) | 32.62 | (28.00–38.00) |
| LEGE 07085 | - | - | - | - | 94.9 | (73.14–133.15) | 64.61 | (52.23–79.92) |
| LEGE 07091 | - | - | - | - | 26.15 | (19.85–34.4) | 26.15 | (19.85–34.4) |
| LEGE 07092 | - | - | - | - | 20.68 | (15.17–28.18) | 18.08 | (14.15–23.10) |
“-“: values not determined since the mortality (data not shown) was less than 50%; NR: (not reliable).