It is still disputed in the scientific community whether it is possible to trace a direct link or even proportionality between mercury (Hg) anthropogenic loadings to lake ecosystems and resulting methylmercury (MeHg) levels found in fish tissues. We prese It is still disputed in the scientific community whether it is possible to trace a direct link or even proportionality between mercury (Hg) anthropogenic loadings to lake ecosystems and resulting methylmercury (MeHg) levels found in fish tissues.