Table 3.
Characteristics of some insecticides with respect to their relative toxicity to fish
| INSECTICIDE | RELATIVE RUN-OFF POTENTIAL | RELATIVE LEACHING POTENTIAL | HALF LIFE IN DAYS | RELATIVE TOXICITY TO FISH | REFERENCE |
|---|---|---|---|---|---|
| Hydramethylnon | Large | Small | 10 | High | [19] |
| Diazinon | Medium | Large | 30 | High | |
| Chlorpyrifos | Large | Small | 30 | Very High | |
| Malathion | Small | Small | 1 | Very High | |
| Acephate | Small | Small | 3 | Very Low | |
| Carbaryl | Medium | Small | 10 | Medium | |
| Dimethoate | Small | Medium | 7 | Medium | |
| Trichlorfon | Small | Large | 27 | High | |
| Dicofol | Large | Small | 60 | High | |
| Propargite | Large | Small | 56 | High |