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Table 3 Acute lethal toxicity of compounds 8 and 9 on local fishes after 72 h exposure

From: Discovery of the pyridylphenylureas as novel molluscicides against the invasive snail Biomphalaria straminea, intermediate host of Schistosoma mansoni

Compound Concentration (mg/l) Mortality (%, n = 10)
   Cyprinoid carp Tilapia Grass carp
8 5 0 50 0
10 100 100 100
20 100 100 100
9 5 0 0 0
10 0 80 0
20 100 100 100
Niclosamide 0.1 50 50 30
0.2 100 100 80