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Metal-mixtures experimental stream study, part 4 (2016): Co, Cu, and Ni...
This dataset is from the fourth of four experiments which test the toxicity of several metals with aquatic insect communities that were colonized in the field and then... -
Data acquired in laboratory experiments conducted with the stonefly Zapada...
Little is known about the underlying mechanisms governing uranium (U) bioaccumulation in aquatic insects, especially the influence of surface adsorption on the measured U... -
Adult emergence counts, Experiments 1 through 4
In a series of 4 experiments conducted over 4 years, natural lotic macroinvertebrate communities were colonized by placing baskets of large gravel in a riffle in the upper Cache... -
Biological tissue data used to evaluate selenium hazards in the Salton Sea...
In response to the rapidly evolving conditions at the Salton Sea, with the emergence of both newly formed wetland habitat and increasing hazards to wildlife, the U.S. Bureau of... -
Biological tissue data used to evaluate selenium hazards in the Salton Sea...
In response to the rapidly evolving conditions at the Salton Sea, with the emergence of both newly formed wetland habitat and increasing hazards to wildlife, the U.S. Bureau of... -
Sediment biogeochemistry and mercury measurements from wetlands of the San...
Habitat biogeochemistry was assessed by measuring 26 variables in sediments and porewater related to mercury content, organic matter, sediment characteristics, and microbial... -
Adult emergence counts, Experiments 1 through 4
In a series of 4 experiments conducted over 4 years, natural lotic macroinvertebrate communities were colonized by placing baskets of large gravel in a riffle in the upper Cache... -
Hair and blood total mercury concentrations in raccoons and striped skunks...
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 identified by... -
Data acquired in laboratory experiments conducted with the crustacean...
Silver nanoparticles (AgNP) are one type of contaminant that can enter treatment wetlands (Wiesner 2006) and impact the overall treatment efficacy. Grazing by filter feeding... -
Sediment biogeochemistry and mercury measurements from wetlands of the San...
Habitat biogeochemistry was assessed by measuring 26 variables in sediments and porewater related to mercury content, organic matter, sediment characteristics, and microbial... -
Metal-mixtures experimental stream study, part 2 (2014): Cd, Cu, and Zn...
This dataset is from the second of four experiments which test the toxicity of several metals with aquatic insect communities that were colonized in the field and then... -
Biomass and methylmercury concentrations in biweekly biological samples from...
This dataset describes biomass and methylmercury concentrations in zooplankton, other invertebrates, fish, and coarse and fine detritus samples collected at the outflow... -
Surface-Water Geochemistry of Mercury, Methylmercury, Nutrients, and other...
Clear Lake is a 180 km2 freshwater lake located in the California Coast Range, approximately 120 km northwest of Sacramento. The lake supports a wide variety of fish and bird... -
Biomass accrual and trace-element concentrations in water and periphytic...
The U.S. Geological Survey monitored algal biomass accrual and concentrations of metals and other trace elements in stream water and periphytic algae at 3-4 day intervals over a... -
Chemical and Physical Controls on Mercury Source Signatures in Stream Fish...
The Northeast Stream Quality Assessment (NESQA) performed mercury (Hg) isotope analysis of prey fish, game fish, and sediments from 29 sites across an urban to forested land-use... -
Adult emergence counts, Experiments 1 through 4
In a series of 4 experiments conducted over 4 years, natural lotic macroinvertebrate communities were colonized by placing baskets of large gravel in a riffle in the upper Cache... -
Surface-Water Geochemistry of Mercury, Methylmercury, Nutrients, and other...
Clear Lake is a 180 km2 freshwater lake located in the California Coast Range, approximately 120 km northwest of Sacramento. The lake supports a wide variety of fish and bird... -
Trace-element concentrations in water, streambed sediment, and aquatic...
The U.S. Geological Survey is monitoring concentrations of metals and other trace elements in water, streambed sediment, and aquatic invertebrates at 6 locations in the middle... -
Laboratory data to assess the effect of nanoparticle size and natural...
Data collected in a series of laboratory experiments conducted with the model freshwater snail Lymnaea stagnalis exposed to dissolved platinum (Pt), or polyvinylpyrrolidone... -
Mercury concentrations and isotopic compositions in biota and sediments from...
The Hannibal Pool of the Ohio River is heavily industrialized and receives direct effluent discharges from coal power plants, chlor-alkali plants, and sewage treatment...