Average concentrations (µg/L)

Pesticides residues

Fishpond 1

Fishpond 2

Fishpond 3

Fishpond 4

Fishpond 5

α-HCB (Lindan)

0.0905 ± 0.0003^d

0.0071 ± 0.0002^a

0.0076 ± 0.0001^b

0.0236 ± 0.0002^c

0.1016 ± 0.0002 ᵉ

Heptachlor

0.3307 ± 0.0001^a

0.0168 ± 1E-04^b

nd

0.0491 ± 1E-04^c

nd

Aldrin

nd

nd

nd

nd

0.2725 ± 0.0002

β-endosulfan

0.015 ± 0.0003^b

0.0409 ± 0.0002^c

0.0085 ± 0.0001^a

0.1477 ± 0.0001 ᵉ

0.0809 ± 0.0001^d

PP-DDD

0.0187 ± 0.0001^c

0.015 ± 0.001^b

0.158 ± 0.0015 ᵉ

0.0755 ± 0.0001^d

0.001 ± 0.001^a

Endosulfan-sulfate

nd

0.0064 ± 0.0001^a

nd

0.0094 ± 0.0001^c

0.018 ± 0.0001^b

α-endosulfan

0.0909 ± 5.7735 E-05^c

0.8038 ± 0.0001 ᵉ

0.0231 ± 1E-04^a

0.1279 ± 1E-04^d

0.0513 ± 8.498E-18^b

Cyperméthrin

nd

nd

0.07 ± 0.001

nd

nd

Methoxychlor

0.0251 ± 0.0001^a

0.0605 ± 0.0001^c

0.1179 ± 0.0001 ᵉ

0.0455 ± 0.0001^b

0.099 ± 0.0001^d