Mercury content in the hair of residents of Babushkinsky district, Vologda region, Russia

Mercury is a highly toxic metal for all living organisms. Even low doses of the organic form of mercury can cause disruption in some functions of the human body. The content of mercury in the hair of residents (n=71) of Babushkinsky district, Vologda region, Russia was determined. Babushkinsky district is located away from industrial sources of mercury. Mercury concentrations were determined using a mercury analyzer RA-915M. The average mercury content in the hair of residents of Babushkinsky district, Vologda region was 0.398 mg/kg. 8% of the study participants had mercury levels in their hair above 1 mg/kg. There were no differences in the content of mercury in the hair between males (0.540 mg/kg) and females (0.344 mg/kg). The differences were established depending on age: under 30 years old (0.208 mg/kg), over 30 years (0.582 mg/kg). There is also a correlation between mercury in the hair and age. People who eat fish several times a week have twice as much mercury (0.538 mg/kg) as people who eat fish less than once a month (0.262 mg/kg).