Larvicidal, Ovicidal, and Repellent Activities of Marine Sponge Cliona celata (Grant) Extracts against Culex quinquefasciatus Say and Aedes aegypti L. (Diptera: Culicidae)

Table 1

Lethal concentration (in ppm) of C. celata extracts against the larvae of C.

Mosquito species	Treatment	LC50 (ppm)	95% confidence limit		LC90 (ppm)	95% confidence limit		Slope ± SE	Intercept ± SE	𝜒^2
			LL	UL		LL	UL
Culex quinquefasciatus	Hexane	268.28	165.88	441.84	1008.42	559.85	6552.24	2.2±0.6	−0.4±1.5	0.06*
	Ethyl acetate	218.71	129.78	359.38	970.53	518.88	6501.77	1.9±0.5	0.3±1.2	0.3*
	Methanol	95.63	61.22	127.45	242.16	176.09	460.04	3.1±0.7	−1.2±1.5	0.3*
Aedes aegypti	Hexane	364.71	239.50	585.41	897.53	567.82	8000.22	3.2±1.1	−3.3±2.9	0.05*
	Ethyl acetate	285.65	176.91	475.96	1033.36	575.13	7376.91	2.2±0.6	−0.6±1.6	0.2*
	Methanol	158.40	84.60	249.72	780.16	423.58	4793.81	1.8±0.5	0.9±1.1	0.09*

Culex quinquefasciatus and A. aegypti.
LC₅₀ lethal concentration that kills 50% of the exposed larvae, LC₉₀ lethal concentration that kills 90% of the exposed larvae, LL lower limit (95% confidence limit), and UL upper limit (95% confidence limit).
^∗𝑃≤0.05, level of significance of chi-square values.