Acute and Chronic Toxicity of Soluble Fractions of Industrial Solid Wastes on Daphnia magna and Vibrio fischeri
Table 3
Effects on reproduction, longevity and growth of Daphnia magna exposed to soluble fractions of textile wastes, samples TX1, TX2, TX3, and TX4, during 21 days. Results are expressed as means ± standard deviation.
Sample
Concentration (%)
Reproduction: no. neonates/broods
Longevity: no. survivors
Growth: length (mm)
TX1
Control
6.25
12.5
25
50
TX2
Control
3.125
6.25
a
12.5
a
a
25
a
a
TX3
Control
0.78
a
1.56
a
3.125
a
6.25
a
TX4
Control
1.56
3.125
6.25
12.5
a
a Values which differ significantly from control ().