Etude de deux métaux lourds dans le poisson de fleuve au mali

This study aims to contribute to improving the health quality of fish products in Mali. Made 2O12, this was a qualitative and quantitative cross questionnaire study with 80 processors of fresh fish in smoked fish. The main results were: traditional mud oven was used in 58.75% of cases; the wood was used as fuel by 67.75% of transformers and cow dung by others; smoked fish was kept in cartons recovery and mats woven locally made in 66.25% of cases; waste removal was daily in only 33.75% of cases. For fresh fish, 53.75% of the samples contain mercury with an average value of 0.047 mg / kg MB and a maximum of 0.270 mg / kg for a European standard of 0.500 mg / kg MB and 71.25% MB contained lead at an average value of 0.020 mg / kg MB and a maximum of 8.570 mg / kg MB for a European standard of 0.300 mg / kg MB. For smoked fish all samples contained mercury with minimum value of 0.010 mg / kg MB, an average of 0.200 mg / kg and maximum MB 1.260 mg / kg MB and 95% contained lead with a minimum value of 0.020 mg / MB kg, an average of 0.270 mg / kg MB and a maximum of 3,460 mg / kg MB. As the average value of lead for Smoked Fish Wood was 0.285 mg / kg MB against 0.248 mg / kg for one MB Smoked cow dung with a Kruskal - Wallis significant statistical test.