Table 1.

Lethal concentrations (mg/L) of ZnONPs on O. niloticus after 24, 48 and 96 h of exposure.

Time (hours)	Toxicity (mg/L)
	LC10	LC50	LC90
24	3.23 ± 0.4	4.2 ± 0.7	6.1 ± 0.3
48	2.81 ± 0.3	3.9 ± 0.5	5.1 ± 0.4
96	2.3 ± 0.5	3.1 ± 0.4	4.4 ± 0.2