author(s)
Manisha, NK Chandravanshi, RK Trivedi, SK Banjare and VK Nirala

abstract
The levels of Chlorpyrifos (organophosphate), P,P‘-DDE (Para, Para'-Dichlorodiphenyldichloroethylene), Dieldrin, O,P‘-DDT (Ortho, Para'-Dichlorodiphenyldichloroethane) (organochlorine) and Cypermethrin (synthetic pyrethroid) pesticides were measured in whole fish body of Labeo bata species from eight selective markets (Garia, Mukundpur, Gongajoyara, Sonarpur, Dhakuria, Sealdah, Jadavpur and Chindarihata) in Kolkata, West Bengal. This fish species are a significant part of the diet of residents of Kolkata. The fish Labeo bata were collected from the above markets for eight months. The analysis was done using Gas Chromatograph with Electron Capture Detector. The fish samples analyzed however did not show the presence of pesticide residues, and were found to be Below Detectable Limit (BDL) in all the samples. In all of the fish samples the pesticides were at Below the Food Safety Standard for pesticides.