Distribution and transport of total mercury and methylmercury in mercury-contaminated sediments in reservoirs and wetlands of the Sudbury River, east-central Massachusetts
U.S. Dept. of the Interior, U.S. Geological Survey, 1999 - Medical - 15 pages
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Transport of Total Mercury and Methylmercury
CONVERSION FACTORS AND OTHER ABBREVIATIONS
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bar in methylmercury bars represents uncorrected bulk sediment concentration in bulk concentrations dry-weight basis concentrations in pore concentrations of MeHg core B2 cores from Reservoir cores from wetlands cores from Whitehall cores median cores were collected corrected results decreased with depth deep hole W4 deposited sediment Distribution of Total figures represents corrected high MeHg concentrations Hop Brook reference littoral B2 log-linear regression r2 loss on ignition MeHg concentrations measured MeHg in bulk Mercury and Methylmercury meters from stream methylation methylmercury concentrations dry-weight methylmercury figures represents Methylmercury in Bulk Methylmercury in Sediments MICROGRAMS PER GRAM NANOGRAMS ng/g ng/L Northborough Nyanza Nyanza Site percent pore water Quabbin Reservoir represents uncorrected results reservoir and wetland reservoir sediments reservoir water riparian wetlands Sediment of Reservoir stacked bars represents stream bank Sudbury River sediments top layer TOTAL MERCURY transect T1 U.S. Geological Survey unsaturated cores Waldron wetland cores fig wetland reach Whitehall Reservoir cores ZHg and MeHg