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Table 1 Mean concentration (ug/gww) of pesticide residues in Clarias gariepinus

From: Pesticide contaminants in Clarias gariepinus and Tilapia zilli from three rivers in Edo State, Nigeria; implications for human exposure

 

ILLUSHI

OGBESSE

OWAN

Pesticides

Mean  ± Std. D.

Range

Mean  ± Std. D.

Range

Mean  ± Std. D.

Range

alpha – BHC

1.48

±2.71

0

8.90

1.86

±1.85

0

7.30

1.16

±2.05

0

6.50

gamma-BHC

0.68

±1.35

0

5.60

0.66

±0.64

0

2.10

0.66

±1.10

0

3.70

beta – BHC

1.58

±2.48

0

6.40

2.34

±2.89

0

8.30

1.09

±1.20

0

4.30

Heptachlor

0.20

±0.37

0

1.50

0.43

±0.79

0

3.00

0.17

±0.46

0

1.90

Heptachlor epoxide

0.21

±0.48

0

1.80

0.25

±0.43

0

1.10

0.39

±0.62

0

2.00

Aldrin

0.82

±1.62

0

6.50

0.63

±0.80

0

2.15

0.12

±0.24

0

0.80

Dieldrin

0.44

±1.57

0

6.70

0.53

±0.90

0

2.50

0.38

±1.10

0

4.70

Endrin

0.31

±0.53

0

1.90

0.45

±1.17

0

4.90

0.39

±0.64

0

2.20

DDT

0.03

±0.10

0

0.40

0.04

±0.15

0

0.60

0.09

±0.20

0

0.70

Endosulfan I

0.25

±0.57

0

2.40

0.13

±0.40

0

1.70

0.39

±0.96

0

4.10

Endosulfan 11

0.11

±0.25

0

0.80

0.38

±1.25

0

5.30

0.05

±0.21

0

0.90

Endosulfan aldehyde

0.38

±1.24

0

5.30

0.27

±0.52

0

1.40

0.06

±0.19

0

0.70

Endosulfan sulfate

0.42

±1.72

0

7.30

0.26

±0.99

0

4.20

0.02

±0.07

0

0.30

Phosphomethylglycine

0.31

±0.74

0

3.10

0.91

±2.18

0

7.20

0.10

±0.18

0

0.60

Atrazine

0.11

±0.21

0

0.60

0.73

±1.22

0

3.50

0.13

±0.45

0

1.90

Carbofuran

0.78

±2.13

0

7.80

0.22

±0.92

0

3.90

0.32

±0.57

0

2.10