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Federal
Mercury Concentrations and Loads in United States and Canadian Tributaries of Lake Superior recent views
Department of the Interior —
In 2021, the U.S. Geological Survey (USGS) Mercury Research Laboratory (MRL) conducted a large-scale assessment of mercury (Hg) concentrations and Hg stable isotope... -
Federal
Mercury concentrations in surface water, sediment, and biota in the Laurentian Great Lakes, 2005 through Present recent views
Department of the Interior —
Under the Great Lakes Restoration Initiative, the U.S. Geological Survey Mercury Research Lab (USGS MRL) conducted a multiyear assessment of mercury across the... -
Federal
Mercury Concentrations in Fish Tissue, Bad River Watershed, Wisconsin, 2004-2013 recent views
Department of the Interior —
These data represent Hg concentrations in tissue from 104 analyses of fish samples collected at 7 sites in streams/rivers and lakes during 2004 to 2013 within or near... -
Federal
Survival, growth, behavior and mercury concentrations of mayflies exposed to elevated dietary methylmercury and aqueous selenium recent views
Department of the Interior —
Survival and size of mayflies at each life stage, as well as MeHg concentrations in diatoms and mayflies exposed to low and high MeHg concentrations and a range of... -
Federal
Mercury speciation and other constituent data for surface water and bed sediment associated with the Hamilton Airfield Wetland Restoration, Novato, California. USA (ver. 5.0, June 2024) recent views
Department of the Interior —
The Hamilton Wetland Restoration Project (HWRP) is a joint venture between the US Army Corps of Engineers (USACE; San Francisco District) and the California State... -
Federal
Mercury Stable Isotope Assessment of Dragonflies and Fish Tissues across United States National Parks recent views
Department of the Interior —
This dataset details mercury (Hg) stable isotope values in dragonflies and fish tissues collected across U.S. National Parks. Dragonfly samples were collected as part... -
Federal
Geochemical Data for Mercury and Other Constituents in Redox- Manipulated Sediment Cores from Clear Lake, Lake County, California recent views
Department of the Interior —
Clear Lake, located within the Coast Range west of California’s Central Valley, is the largest natural freshwater lake contained fully within the state and... -
Federal
Mercury Concentrations in Litterfall, Bad River Watershed, Wisconsin, 2012-2018 recent views
Department of the Interior —
Annual litterfall samples were collected and analyzed for THg (total mercury) and MHg (methyl mercury) at a site (WI95) on Bad River tribal lands during 2012 to 2018.... -
Federal
Mercury Concentrations and Stable Isotopes in Riparian Songbirds and Invertebrates from the Willamette River, Oregon, 2013 recent views
Department of the Interior —
This dataset includes bird species, invertebrate order and family, sample identification codes, collection date, latitude, longitude, site name, bird age,... -
Federal
Mercury Concentrations in River Otter Hair, Bad River Watershed, Wisconsin recent views
Department of the Interior —
File represents total mercury (THg) concentrations in hair of nine river otters from the Bad River. Neither the collection of river otter hair samples nor the Hg... -
Federal
Chemical characterization of water and suspended sediment of the Snake River and Hells Canyon Complex (Idaho, Oregon) recent views
Department of the Interior —
This dataset includes laboratory analyses of surface water samples and sediment trap material collected from (1) locations upstream, downstream, and within the Hells... -
Federal
Mercury Concentrations in Bald Eagle Feathers, Bad River Watershed, Wisconsin, 2014-2016 recent views
Department of the Interior —
The breast feathers of 13 bald eagles were collected at 11 locations during 2014 to 2016 along rivers and sloughs on or near to Bad River tribal lands and analyzed... -
Federal
Selenium and mercury in fish tissues from the Kootenai River, Montana and Idaho, September 2018 recent views
Department of the Interior —
Working in cooperation with EPA, the USGS coordinated the collection of fish tissue for processing and analyses by the EPA Region 10 Manchester Environmental... -
Federal
Mercury in soil, water, sediment, and biota in headwater streams associated with wildfires in the northwestern U.S., 2021-2022 recent views
Department of the Interior —
Comma-separated values (.csv) files containing data related to mercury in soil, water, sediment, in-stream leaf litter, periphyton, and aquatic invertebrates... -
Federal
Geochemical data including mercury for subsamples of deep cores from the Cache Creek Settling Basin, Yolo County, California recent views
Department of the Interior —
Sediment cores were collected in the Cache Creek Settling Basin (CCSB), Yolo County, California, during October 2011 at 10 locations (borehole sites) and during... -
Federal
Hair and blood total mercury concentrations in raccoons and striped skunks from Suisun Marsh 2016 to 2019 recent views
Department of the Interior —
Total mercury concentrations were determined in hair and whole blood of raccoons and skunks in Suisun Marsh from 2016 to 2019. Individual skunks and raccoons were... -
Federal
Walleye (Sander vitreus), Yellow Perch (Perca flavescens) and Surface Water Mercury Concentrations in Minnesota Lakes recent views
Department of the Interior —
Water quality and fish tissue samples were collected and measured for mercury concentrations in a total of 23 small to medium size lakes in Minnesota to assess the... -
Federal
Total Mercury Concentrations in Fish Muscle from the Colorado River and Bright Angel Creek, AZ, USA (2015) recent views
Department of the Interior —
Mercury is a globally distributed pollutant that threatens human and ecosystem health. Even protected areas, such as national parks, are subjected to mercury... -
Federal
Mercury concentrations in dragonfly larvae from the Willamette River Basin, 2023 recent views
Department of the Interior —
Comma-separated values (.csv) file containing data related to mercury concentrations in dragonfly samples from the Willamette River Basin collected in 2023. -
Federal
Mercury and selenium chemical characteristics and speciation data of bird, fish, and earthworm tissues recent views
Department of the Interior —
Birds (Clark’s grebe , Aechmophorus clarkii; Forster’s Tern, Sterna forsteri), fish (Peacock bass, Cichla temensis, Cichla monoculus; Pescada, Plagioscion...