Environmental Factors Associated with Mosquito Vector Larvae in a Malaria-Endemic Area in Ratchaburi Province, Thailand

Table 3

Environmental characteristics of the 10 study sites in the Lam Pachi River, Thailand.

Site	Means±SD of environmental factor
	Turbidity (FTU)	water depth (cm)	width of river (cm)	WT (°C)	pH	DO (mg/L)
1	26.66±2.08	17.66±3.51	109.67±11.50	29.13±1.10	8.13±0.06	1.43±0.06
2	27.33±1.53	31.00±6.56	473.00±42.19	30.13±0.95	7.23±0.06	6.23±0.06
3	28.33±0.58	33.00±2.65	486.67±37.90	30.73±0.81	7.27±0.12	6.37±0.06
4	29.33±1.53	28.33±4.93	582.33±57.93	29.87±0.35	7.23±0.15	6.40±0.10
5	30.00±1.00	57.33±2.52	454.00±37.00	30.57±0.47	8.17±0.06	1.47±0.06
6	28.33±1.53	46.33±3.79	374.33±66.61	30.55±0.70	7.23±0.15	6.13±0.06
7	38.00±2.65	47.33±3.51	606.33±76.64	30.37±0.86	8.23±0.15	1.43±0.06
8	39.33±2.52	56.67±3.79	457.33±58.53	30.97±0.32	8.13±0.06	1.43±0.06
9	28.00±1.00	23.67±3.78	509.33±31.09	29.47±0.60	7.73±0.06	4.07±0.15
10	29.67±1.15	57.67±4.51	423.66±36.67	30.10±0.89	8.23±0.15	1.47±0.06

SD, standard deviation; WT, water temperature; DO, dissolved oxygen.