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Table 1 Immature mosquito densities before and after O. niloticus introduction into ponds C and D

From: Malaria mosquito control using edible fish in western Kenya: preliminary findings of a controlled study

 

Pond Aa

 

Pond C

  

Pond D

  

Mosquito species

Beforeb

Afterc

Before

After

% Reductiond

Before

After

% Reduction

A. gambiae s.l.

4.50 ± 0.56

14.08 ± 0.93

11.38 ± 0.67

1.53 ± 0.28

95.8

5.40 ± 0.34

1.00 ± 0.15

94.1

A. funestus

0.06 ± 0.04

2.45 ± 0.47

0.57 ± 0.1

0.43 ± 0.14

98.3

0.61 ± 0.14

0.56 ± 0.10

97.5

Culicines

2.34 ± 0.38

4.51 ± 0.44

2.81 ± 0.47

0.72 ± 0.18

86.7

1.29 ± 0.21

0.63 ± 0.13

75.4

  1. aPond A was the control pond, ponds C and D were treated
  2. b'Before' refers to the 15 weeks before fish introduction into ponds C and D
  3. c'After' refers to the 15 weeks after fish introduction into ponds C and D
  4. dPercentage reduction was corrected for observed natural increases in the control pond using Mulla's formula [19].