Environmental Epidemiology of Intestinal Schistosomiasis in Uganda: Population Dynamics of Biomphalaria (Gastropoda: Planorbidae) in Lake Albert and Lake Victoria with Observations on Natural Infections with Digenetic Trematodes

Table 1

The arithmetic mean of the physicochemical factors of water along Lake Albert and Lake Victoria.

Sites of sample collection	Arithmetic mean
	pH	Conductivity (s)	Total dissolved solute (ppm)	Temperature (°C)
Bugoigo
Site A	8.38	619	398	28.7
Site B	8.07	740	347	28.5
Walukuba
Site A	8.86	660	373	28.2
Site B	8.60	704	348	28.0
Piida
Site A	7.72	999	568	27.8
Site B	7.68	1081	516	27
Bugoto
Site A	7.69	270	148	27.3
Site B	8.62	112	58	27.7
Bukoba
Site A	7.48	130	148	30.4
Site B	7.43	132	58	29.1
Lwanika
Site A	9.22	161	89	29.0
Site B	8.53	165	62	28.6