Abstract

Anthropogenic use of mercury (Hg) has had local and global consequences, with emissions to the atmosphere from fossil fuel combustion or waste incineration and subsequent long-range transport and deposition raising background levels by two to four times in the global environment. There are three main forms of Hg in the aquatic environment, inorganic Hgo, Hg2+ [Hg(II)], and organic CH3Hg+ [methylmercury or MeHg(I)], with MeHg(I) being of …