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Mercury is a naturally occurring metal with a long history of human uses. It has been found in Egyptian tombs dating back to 1500B.C. more recently, scientists have said that the substance can be behave as a neurotoxin in certain form and harm unborn children if ingested by pregnant women. Mercury an its compounds have found usage in a very wide range of activites through the ages. In the present study the toxic effects of heavy metals on fish in aquatic ecosystem, heavy metals are considered as the most important pollutants. Heavy metal such mercury are of the most important pollutant which effect aquatic environment and fish. Lethal and sub lethal doses are prepared in different ppm. or concentration of mercury chloride and their toxic effects in gonads.
Alan : Eğitim Bilimleri
Dergi Türü : Uluslararası
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