82 datasets found
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Federal
High resolution and discrete temporal and spatial water-quality measurements in support of modeling mercury and methylmercury concentrations in surface waters of the Sacramento-San Joaquin River Delta
Department of the Interior —
The Sacramento / San Joaquin River Delta (SSJRD) is contaminated with legacy mercury (Hg) from historical mining and mineral processing activities throughout the... -
Federal
Mercury and biogeochemical parameters in surface water and sediment from U.S. National Parks, 2014-2015 (ver. 2.0, December 2023)
Department of the Interior —
Comma-separated values (.csv) file containing data related to mercury and biogeochemical parameters in surface water and aquatic sediment collected from U.S. National... -
Federal
Mercury speciation and other constituent data for surface water and bed sediment associated with the Hamilton Airfield Wetland Restoration, Novato, California. USA
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
Total mercury and methylmercury concentrations in biota from the Hells Canyon Reservoir Complex on the Snake River, Idaho and Oregon, USA
Department of the Interior —
Comma-separated values (.csv) file containing data related to mercury in biota collected from the Hells Canyon Reservoir Complex on the Snake River, Idaho and Oregon. -
Federal
Survival, growth, behavior and mercury concentrations of mayflies exposed to elevated dietary methylmercury and aqueous selenium
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 and selenium chemical characteristics and speciation data of bird, fish, and earthworm tissues
Department of the Interior —
Birds (Clark’s grebe , Aechmophorus clarkii; Forster’s Tern, Sterna forsteri), fish (Peacock bass, Cichla temensis, Cichla monoculus; Pescada, Plagioscion... -
Federal
Mercury and Methylmercury Stable Isotope Measurements in Giant Petrels
Department of the Interior —
Methylmercury (MeHg) and total mercury (HgT) stable isotope measurements were made by the USGS Mercury Research Lab (MRL) in different organs on the Giant Petrels... -
Federal
African fish mercury burden and isotopic composition from archived museum specimens
Department of the Interior —
Fish collected for taxonomic and systematic purposes are often preserved and then archived in museum collections. Preserved fish are commonly first fixed in a... -
Federal
Data for Biogeochemical and Physical Processes Controlling Mercury and Selenium Bioaccumulation in Bighorn Lake, Bighorn Canyon National Recreation Area, Montana and Wyoming, 2015-2016
Department of the Interior —
This dataset includes the field measurements and laboratory analyses of surface water, seston, fish tissue, and sediment samples collected from Bighorn Lake, within... -
Federal
Mercury in smallmouth bass from the Snake River, USA (ver. 2.0, January 2025)
Department of the Interior —
Comma-separated values (.csv) file containing data related to mercury in smallmouth bass (Micropterus dolomieu) collected from the Snake River, USA. -
Federal
Mercury Concentrations in Green Frog Tissue, Bad River Watershed, Wisconsin, 2012-2013
Department of the Interior —
These data represent Hg concentrations in tissue of 18 green frogs from the Bad River, Wisconsin. Neither the collection of green frogs nor the Hg analyses were... -
Federal
Assessment of Mercury, Mercury Stable Isotopes, and Trace Metals in Waters, Sediments, and Biota from Great Salt Lake, Utah
Department of the Interior —
Great Salt Lake (GSL) is a designated Site of Hemispheric Importance for migratory birds by the Western Hemisphere Shorebird Reserve Network. Elevated mercury (Hg)... -
Federal
Mercury Concentrations in Bald Eagle Feathers, Bad River Watershed, Wisconsin, 2014-2016
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
Mercury contamination in Anna’s hummingbirds
Department of the Interior —
Heavy metal contamination (n=17 metals) of feather and tissue samples from live and deceased Anna's hummingbirds (Calypte anna) was evaluated. Feathers taken from... -
Federal
Mercury in bird blood and benthic aquatic invertebrates in Plumas National Forest, 2015-2016
Department of the Interior —
The dataset includes specifics on bird blood and aquatic invertebrate tissue mercury concentrations measured using direct mercury analysis. -
Federal
Carbon and Nitrogen in Sediments from Hg-Contaminated Streams and Lakes in Texas, Virginia, and Tennessee
Department of the Interior —
Sediment samples were collected from mercury-contaminated streams and lakes in Texas, Virginia, and Tennessee and were analyzed for total carbon (TC) and total... -
Federal
Mercury stable isotopes in biota, sediment, groundwater, and waste piles, Clear Lake area, Lake County, California, 2019-2022
Department of the Interior —
Samples were collected from Clear Lake, California from 2019-2022 by the U.S. Geological Survey (USGS) California Water Science Center, the USGS Forest and Rangeland... -
Federal
Mercury and selenium concentrations in bird eggs at Great Salt Lake, Utah
Department of the Interior —
These metadata provide data used to examine mercury and selenium concentrations in eggs of birds breeding in wetlands of the Great Salt Lake ecosystem, Utah,... -
Federal
Maternal transfer of mercury to northern elephant seal pups
Department of the Interior —
We used free-ranging northern elephant seals as a model species to investigate maternal transfer of mercury (Hg) to pups in relation to maternal traits, including... -
Federal
Geochemical data for water, sediment, and biota in Lake Combie, California, 2017-2021
Department of the Interior —
This dataset includes field measurements and laboratory analyses of surface water, bottom water (sediment-water interface), surficial (0-2 cm) sediment, pore water...
82 datasets found