Table 2.
Lethal concentrations (LC1–99) of deltamethrin for freshwater fish, Channa punctatus (average length 11 ± 2 cm and weight 23 ± 2 g, n = 10).
| Lethal Concentrations | Deltamethrin (10-6g/L) | 95% confidence limits |
|
|---|---|---|---|
| Lower | Upper | ||
| LC1 | 4.620 | 2.354 | 5.644 |
| LC5 | 5.289 | 3.184 | 6.182 |
| LC10 | 5.684 | 3.736 | 6.498 |
| LC15 | 5.967 | 4.156 | 6.727 |
| LC50 | 7.329 | 6.345 | 8.013 |
| LC85 | 9.001 | 8.206 | 11.265 |
| LC90 | 9.450 | 8.536 | 12.474 |
| LC95 | 10.156 | 9.009 | 14.575 |
| LC99 | 11.625 | 9.902 | 19.646 |
| Slope ± SEM | 11.61 ± 3.31 | ||
| Intercept ± SEM | −5.04 ± 2.92 | ||
| χ2 value | 2.72 | ||
| p | <0.05 | ||
Control group (theoretical spontaneous response rate) = 0.000.