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Table 5 Average physicochemical parameters at different mosquito larvae habitats along Mara River basin

From: Spatial distribution and habitat characterization of mosquito species during the dry season along the Mara River and its tributaries, in Kenya and Tanzania

Habitats (No. of sites)

DO (mg/L)

pH

Alkalinity (mg/L)

Hardness (mg/L)

Turbidity (NTU)

Conductivity (μS/cm)

Temperature (°C)

Salinity (mg/L)

Dam

4.7 ± 1.8

8.1 ± 0.4

100 ± 62.4

87.7 ± 56.2

96.9 ± 142.0

269.8 ± 213.8

24.4 ± 1.9

0.0 ± 0.0

Stream

5.3 ± 1.6

8.1 ± 0.6

126.2 ± 26.5

102.4 ± 68.9

124.3 ± 152.6

290 ± 186.5

22.5 ± 2.1

0.0 ± 0.0

Swamp

2.4 ± 2.7

7.0 ± 1.3

244.5 ± 274.6

58.5 ± 46.7

142.2 ± 108.5

174.3 ± 59.2

23.2 ± 4.9

<0.1

Drainage

4.3 ± 3.8

7.3 ± 0.5

400 ± 282.8

372 ± 393.2

144.8 ± 84.3

168.5 ± 13.4

24.2 ± 0.7

0.0 ± 0.0

Rock pool

6.0 ± 0.7

7.1 ± 0.8

153 ± 60.8

127 ± 69.3

542.6 ± 2.3*

368.0 ± 125.9*

26.2 ± 3.4

0.0 ± 0.0

Puddles

5.6 ± 0.8

8.2 ± 0.5

104 ± 103.0

188 ± 247.7

95.2 ± 131.9

168.8 ± 87.3

25.2 ± 2.3

0.0 ± 0.0

Spring

4.0 ± 0.3

8.3 ± 0.6

124 ± 113.2

183 ± 148.4

134.5 ± 121.7

155.7 ± 88.4

26.3 ± 2.2

0.0 ± 0.0

River

6.4 ± 0.7

7.3 ± 0.4

100 ± 199.2

178 ± 228.8

135.2 ± 142.4

144.5 ± 97.6

19.7 ± 2.3

0.0 ± 0.0

  1. *There were highly elevated levels of turbidity and conductivity in rock pools, probably due to accumulation of dissolved particles