mercury

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  • Bioaccumulation of Pollutants in California Waters: A Review of Historic Data and Assessment of Impacts on Fishing and Aquatic Life

    Bioaccumulation of Pollutants in California Waters: A Review of Historic Data and Assessment of Impacts on Fishing and Aquatic Life

    California State Water Resources Control Board, San Francisco Estuary Institute | October 24, 2007...
    Summary

    This report was written for the State Water Resources Control Board’s Surface Water Ambient Monitoring Program (SWAMP) as a step toward the development...

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  • California Bay – Delta Authority Fish Mercury Project: The Relationship between Landscape Features and Sport Fish Mercury in the Sacramento-San Joaquin Delta Watershed

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    California Bay – Delta Authority Fish Mercury Project: The Relationship between Landscape Features and Sport Fish Mercury in the Sacramento-San Joaquin Delta Watershed

    San Francisco Estuary Institute | November 2, 2007...
    Summary

    The goal of this study was to quantify the relationship between landscape features and mercury in sport fish. We hypothesized that spatial variation...

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  • Contaminant Concentrations in Sport Fish from San Francisco Bay: 2014

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    Contaminant Concentrations in Sport Fish from San Francisco Bay: 2014

    San Francisco Estuary Institute | January 1, 2014...
    Summary

    This summary report presents results from a 2014 survey of contaminants in San Francisco Bay sport fish, as well as an additional 2015...

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  • Contaminant Effects on California Bay-Delta Species & Human Health

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    Contaminant Effects on California Bay-Delta Species & Human Health

    San Francisco Estuary and Watershed Science | December 1, 2016...
    Summary

    Many contaminants in the California Bay-Delta exceed regulatory standards, impact aquatic species, and potentially affect human health. Recent studies provide evidence that contaminants...

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  • DRERIP Ecosystem Conceptual Model: Chemical stressors

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    DRERIP Ecosystem Conceptual Model: Chemical stressors

    California Department of Fish and Wildlife (CDFW) | February 5, 2008...
    Summary

    The Sacramento-San Joaquin Delta ecosystem comprises many different habitat types, and is home to a large number of species. Thousands of chemical contaminants...

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  • DRERIP Ecosystem Conceptual Model: Mercury

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    DRERIP Ecosystem Conceptual Model: Mercury

    California Department of Fish and Wildlife (CDFW) | January 24, 2008...
    Summary

    Mercury has been identified as an important contaminant in the Delta, based on elevated concentrations of methylmercury (a toxic, organic form that readily...

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  • Environmental Health Risks from Abandoned Mines in the Sierra Nevada

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    Environmental Health Risks from Abandoned Mines in the Sierra Nevada

    The Sierra Fund | June 9, 2014...
    Summary

    The widespread pollution from Gold Rush mining activities, including mercury, arsenic and lead, constitutes the oldest and longest neglected environmental justice problem in...

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  • Estimating Exposure of Piscivorous Birds and Sport Fish to Mercury in California Lakes Using Prey Fish Monitoring—A Predictive Tool for Managers

    Estimating Exposure of Piscivorous Birds and Sport Fish to Mercury in California Lakes Using Prey Fish Monitoring—A Predictive Tool for Managers

    U.S. Geological Survey (USGS) | May 22, 2015...
    Summary

    Numerous water bodies in California are listed under the Clean Water Act as being impaired due to mercury (Hg) contamination. The Surface Water...

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  • Land Use, Pollutants, and Water Quality in California Streams

    Land Use, Pollutants, and Water Quality in California Streams

    California State Water Resources Control Board | April 12, 2012...
    Summary

    A number of spatial patterns were evident in this survey of watersheds from throughout California. Stream sediment concentrations of heavy metals, such as...

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  • Long-term Monitoring of Pollutants in Fish and Mussels Documents Major Improvements and Persistent Problems

    Long-term Monitoring of Pollutants in Fish and Mussels Documents Major Improvements and Persistent Problems

    California State Water Resources Control Board | December 1, 2007...
    Summary

    Of the 390 sites sampled between 1998 and 2003, 32 percent fell into the “low” contamination category. These sites were scattered throughout the...

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