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Showing 1 through 41 of 41
1. Gaseous elemental mercury measurements of boundary layer air made by a Tekran 2537 during the SIPEX II voyage of the Aurora Australis, 2012 [SIPEX_II_Mercury_Air]   PARENT DIF
Instrument description: Gaseous elemental mercury (GEM) was measured at five minute intervals. GEM was collected and analysed on two parallel gold traps. While GEM was collected on one gold trap, ...


2. Total and methyl- mercury analysis of sea ice, seawater, snow, and brine samples collected during the SIPEX II voyage of the Aurora Australis, 2012 [SIPEX_II_Mercury]   PARENT DIF
Sample collection: Seawater samples were taken from the trace metal rosette system from ten different depths. Seawater samples from just underneath the ice were collected at the trace metal site using ...


3. Diatom and associated data for examining the effects of heavy metal and petroleum hydrocarbon contamination on benthic diatom communities in Antarctica [diatoms_sre3]   PARENT DIF
Full title: Diatom and associated data for a manipulative field experiment examining the effects of heavy metal and petroleum hydrocarbon contamination on benthic diatom communities in the Windmill ...


4. Diatom, and associated data from grid samples collected in Brown Bay [Diatoms_bbg]   PARENT DIF
Sediment samples were collected from nine points along 3 parallel transects within the contaminated Brown Bay. The diatom spreadsheet (diatom_data) contains both initial diatom counts and the relative ...


5. Leopard and Weddell seal program - health status [Health_seals]
Blood samples from 35 seals have been collected for serum biochemistry analysis. Scats from 20 animals have been collected for parasitology. Estimated weights and morphometric measurements from 35 ...


6. Heavy metal and organochlorine pollutants in Antarctic vertebrates [ASAC_590]
As top predators seabirds have the potential to accumualte marine pollutants. This study quantified heavy metal loads in 3 species of albatross. From the abstract of the referenced paper: Cadmium ...


7. Soft sediment assemblages at Casey Station: Spatial variation and human impacts. (core samples: Oct-Dec 1997) [ASAC_2201_Casey_benthic_survey2]
A survey of macrobenthic assemblages in soft-sediments was done at Casey Station, East Antarctica. Samples were taken by divers using hand-held corers (core size - 10 cm diameter by 10 cm deep). The ...


8. Persistence of DDT in the Yakima River Drainage, Washington [BESTsed16]
This study was conducted in 1985 by Ecology's Water Quality Investigations Section in response to results from the Basic Water Monitoring Program (BWMP) which showed higher levels of DDT and metabolites ...


9. Polychlorinated Dioxins and -Furans in Lake Roosevelt (Columbia River) sportfish, 1990 [BESTsed10]
In June 1990, as part of Ecology's investigation of contaminants in Lake Roosevelt, a series of sediment and bottom fish samples were collected from Lake Roosevelt and vicinity for analysis of PCDDs ...


10. Bacterial demethylation of methylmercury in the South Florida Ecosystem [USGS_SOFIA_mmarvin]
Methylmercury (MeHg) degradation was investigated along an eutrophication gradient in the Florida Everglades by quantifying 14CH4 and 14CO2 production after incubation of anaerobic sediments with ...


11. A Passive Integrative Sampler for Mercury Vapor in Air and Neutral Mercury Species in Water. [usgsbrdcerc_mercurysampler]
A passive integrative mercury sampler (PIMS) based on a sealed polymeric membrane was effective for the collection and preconcentration of Hg0. Because the Hg is both oxidized and stabilized in the ...


12. Concentration of atmospheric mercury: 2012 Arctic and Northwestern Pacific Oceans [KPDC_CAM_ARCTIC_2012]
Measuring atmospheric Hg in the marine boundary layer


13. State of the Environment - Norway 2004 [SOE_NORWAY]
State of the Environment Norway ("http://www.environment.no/" provides the latest information about the state and development of the environment. The service presents environmental topics ...


14. Selected Elements and Organic Chemicals in Bed Sediment and Fish Tissue of the Tualatin River Basin, Oregon, 1992-96. [WRIR_99_4107]
Selected Elements and Organic Chemicals in Bed Sediment and Fish Tissue of the Tualatin River Basin, Oregon, 1992-96.Denny Road). Concentrations of total chlordane, dieldrin, and p,p'-DDE in sediment ...


15. Columbia River Dioxin Study [usepa_best03]
The Columbia River and segments of the Snake and Willamette Rivers are currently water quality limited due to the presence of elevated levels of 2,3,7,8-TCDD. As a result, U.S. EPA Region 10, established ...


16. Organochlorine Contaminants in Aquatic Resources from the Columbia River [BESTsed21]
The Columbia River Estuary is exposed to a variety of contaminants through municipal and industrial permitted discharges, urban and industrial nonpoint pollution, accidental spills of oil and hazardous ...


17. Groundwater-Surface Water Interactions and Relation to Water Quality in the Everglades [USGS_SOFIA_gw-sw_wq_everglades]
At present there are few reliable estimates of hydrologic fluxes between groundwater and surface water in the Everglades. This gap in hydrological investigations not only leaves the water budget of ...


18. Rocky Mountain Snowpack Chemistry at Selected Sites, 1993-2010 [USGS_CO53100]
Rocky Mountain Regional Snowpack Chemistry Monitoring Study Area: High-elevation sites near the Continental Divide in Montana, Wyoming, Idaho, Colorado, New Mexico, and Utah, 1993 to present Study ...


19. The Alaska resource data files: Mount Katmai (MK) quadrangle [USGS_OFR_2006_1022_MKQ_AK]
This report gives descriptions of the mineral occurrences (gold, silver, copper, molybdinum, lead, zinc, mercury, arsenic, cobalt, nickel, and pumice)in the Mount Katmai 1:250,000-scale ...


20. Evaluation of Trace Metals in Ambient Water and Discharges to NY/NJ Harbor for Waste Allocation [NYDEP_tmdmetals]
To determine the concentratons of metals in ambient waters of NY/NJ Harbor, its major tributaries, and its major municiple sewage treatment plants (STP) effluents ...


21. Mercury Cycling and Bioaccumulation [USGS_SOFIA_dk_merc_cycl_bio]
This proposal identifies work elements that are logical extensions, and which build off, our previous work. Our overall scientific objective is to provide a complete understanding of the external ...


22. NOAA National Status and Trends Biological Effects of Toxic Contamination in Sediments from Long Island Sound and Environs [NOS_biologicaleffects]
Long Island Sound is one of several coastal regions selected for study under the Intensive Bioeffects monitoring surveys of NOAA's National Studies and Trends (NS&T) Program ...


23. Casco Bay Air Deposition Monitoring Project [gomc_97]   PARENT DIF
The Casco Bay Estuary Partnership is devoted to protecting and restoring the water quality, and fish and wildlife habitat of the Casco Bay ecosystem, while ensuring compatible human uses. ...


24. Database: National Survey of Mercury Concentrations in Fish (1990-1995) [epa_mercury]
The Environmental Protection Agency began a cooperative effort in 1995 to assemble a nationwide data base on total mercury concentrations in fish tissue. The first objective of this project ...


25. Esquadat - Water Quality Database, Saskatchewan, Canada [Canada_SERM_Esquadat]
The ESQUADAT system is a Saskatchewan Environment (SE) corporate water quality database. ESQUADAT is a centralized database system with province-wide access. The ...


26. Mercury concentrations of snow samples from the McMurdo Ice Shelf and the Antarctic plateau [K092_1987_1989_NZ_1]
Analysis of mercury concentrations from snow samples from Antarctica should indicate global fluxes of mercury to the atmosphere, since it is a remote location away from any regional mercury sources. ...


27. Cycling and Speciation of Mercury in the Food Chain of South Florida [USGS_SOFIA_nssmet]
Methylmercury, a neurotoxin, is found in the game fish of south Florida. Samples of periphyton, the assemblage of microalgae that live in shallow submerged substrates which is home to, and food for, ...


28. Geochemical Processes in Organic-rich Sediments of South Florida - Mercury and Metals [USGS_SOFIA_metkotra]
Human activities have led to the deterioration of the productivity, biodiversity, and stability of the south Florida ecosystem. The fate of anthropogenic contaminants incorporated into the organic-rich ...


29. Marine Monitoring Data (Physical, Chemical, Biological) from the Canadian East Coast [ACZDD_MIS_76]
This marine monitoring data includes physical (temperature, currents, sediment grain size analysis), chemical (oil & grease, cadmium, mercury, lead, zinc, PCB, DDT, salinity), and biological ...


30. Interactions of Mercury with Dissolved Organic Carbon in the Florida Everglades [USGS_SOFIA_Hg_DOC_fy04]
This project is designed to more clearly define the factors that control the occurrence, nature, and reactivity of dissolved organic matter (DOM) in the Florida Everglades, especially with regard ...


31. NERC North Sea Project Data Set (1988-1990) [BODC_NERC_NorthSeaProj]   CHILD DIFs
The North Sea Project evolved from a review by the Natural Environment Research Council (NERC) of shelf seas research, which identified the need for a concerted multidisciplinary study of circulation, ...


32. Vermont ANR Fish Contaminant Monitoring Database [VTANRFISHCONTAM]
This includes data on fish tissue contaminants such as mercury, PCB's and pesticides from Waters of Vermont.


33. Chemical Analyses of Soils and Other Surficial Materials of the Conterminous United States [USGS_SOIL_CHEMISTRY]
The following abstract was taken from the the Chemical Analyses of Soils and Other Surficial Materials of the Conterminous United States Metadata, written by David B. Smith, Research Geologist, U.S. ...


34. Collaborative Mercury Research Network (COMERN) [gomc_350]
The overarching objective of the NB Coastal Case Study is to identify the fate of mercury in coastal ecosystems of the Bay of Fundy, and the susceptibility of this coastal region to local and long-range ...


35. Atmospheric Deposition of Mercury in the Boston Area [USGS_NAWQA_HG_DEP]
Atmospheric deposition has been found to be the dominant source of mercury (Hg) in New England's aquatic environment (Krabbenhoft and others, 1999; Northeast States for Coordinated Air Use Management ...


36. Rocky Mountain Snowpack Chemistry at Selected Sites, 2002 [USGS_OFR_2004_1027]
During spring 2002, the chemical composition of annual snowpacks in the Rocky Mountain region of the Western United States was analyzed. Snow samples were collected at 75 geographically distributed ...


37. Chemical Composition of Samples Collected from Waste Rock Dumps and Other Mining-Related Features at Selected Phosphate Mines USGS OFR 01-411 [USGS_OFR01-411]
Chemical Composition of Samples Collected from Waste Rock Dumps and Other Mining-Related Features at Selected Phosphate Mines in Southeastern Idaho, Western Wyoming, and Northern Utah The sampling ...


38. Global Emissions Inventory Activity (GEIA), Global Mercury Emissions Inventory, Version 1 [Canada_GEIA_MercEmm]
The Canadian Global Emissions Interpretation Centre, in collaboration with the UN Global Emissions Inventory Activities working group (GEIA), have completed emissions inventories on a 1? x 1? latitude/longitude ...


39. Hydrostructural Maps of the Death Valley Regional Flow System, Nevada and California [USGS_Map_MF-2372]
These maps (maps A and B) were prepared in support of a regional three-dimensional ground-water model currently being constructed by the U.S. Geological Survey (USGS) for the DVRFS. The maps identify ...


40. Long Island Sound metals sample distribution locations, USGS OFR 00-304 [USGS_OFR_00304_LISGRABS]   PARENT DIF
The purpose of this datalayer is to disseminate a digital version of the map showing the locations of surficial samples used in the analysis of metal distributions in Long Island Sound. This GIS ...


41. Marine Pollution [CDA_AR_QAMB_MARINE_POLLUTION]
This project involves the monitoring of trace elements in the Antarctic coastal ecosystem. Data will be available on the level of Cd, Cu, Cr, Zn, Pb and Hg in biota (mollusk, gastropod, algae, fish, ...


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