Catalog - Data.gov

Found 14 datasets matching "particulate silica".

Federal
Phytoplankton and particulate chemical fluxes at Station M from 2003-10-14 to 2017-11-13 (NCEI Accession 0241430)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-09-27T00:00:00.000+00:00
These data were collected as part of the California Sea Grant award R/HCME-37. Data were generated from analysis of a sinking particle samples collected in a bottom-moored sediment trap deployed...
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Search relevance: 88.67 | Views last month: 0
Federal
Physical, chemical, and biological water quality data and CTD casts collected from small boats in Saginaw Bay, Lake Huron in the Great Lakes region from 2008-05-12 to 2010-10-13 (NCEI Accession 0220469)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-10-19T00:00:00.000+00:00
This dataset includes physical, chemical, and biological water sampling data collected in Saginaw Bay, Lake Huron from 2008 to 2010. These data were collected to aid in the understanding of...
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Search relevance: 72.69 | Views last month: 0
Federal
ADCP and sediment trap contents data collected at three sites in the Gulf of Mexico from 2010-08-25 to 2016-09-12 (NCEI Accession 0256417)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-09-02T00:00:00.000+00:00
ADCP and raw sediment trap data from long-term moorings at three sites in the northern Gulf of Mexico. The sites were chosen to represent three environmental regimes: DWH site (R/V Oceanus Site...
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Search relevance: 65.10 | Views last month: 0
Federal
LBA-ECO ND-11 Stream Carbon and Nutrients, Mato Grosso, Brazil: 2003-2006
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
This data set contains baseflow streamwater concentrations of pH, specific conductivity, base cations, carbon (dissolved organic carbon (DOC), particulate organic carbon (POC) and bicarbonate...
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Search relevance: 55.38 | Views last month: 0
Federal
Characteristics of Dust Associated with the Development of Rapidly Progressive Pneumoconiosis and Progressive Massive Fibrosis
- Organization: Department of the Interior
- Updated: 2023-09-13T00:00:00Z
Research and surveillance reports have documented a significant increase in coal workers’ pneumoconiosis, including the most severe forms of progressive massive fibrosis and rapidly progressive...
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Search relevance: 54.36 | Views last month: 0
Federal
Geochemical data supporting investigation of solute and particle cycling and fluxes from two tidal wetlands on the south shore of Cape Cod, Massachusetts, 2012-19 (ver. 3.0, January 2025)
- Organization: Department of the Interior
- Updated: 2025-01-29T00:00:00Z
Assessment of geochemical cycling within tidal wetlands and measurement of fluxes of dissolved and particulate constituents between wetlands and coastal water bodies are critical to evaluating...
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Search relevance: 46.65 | Views last month: 0
Federal
Physical, chemical, and biological water quality data and CTD casts collected from NOAA R/V Shenehon in Saginaw Bay, Lake Huron in the Great Lakes region from 1991-04-12 to 1996-09-20 (NCEI Accession 0218895)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-09-16T00:00:00.000+00:00
This dataset includes physical and chemical data collected in Saginaw Bay, Lake Huron from 1991 to 1996. All of these data were collected as part of a larger effort to monitor and assess the...
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Search relevance: 23.34 | Views last month: 0
Federal
Temperature, Salinity, pH, Oxygen, Inorganic and Organic Nitrogen, Phosphorus and Carbon, Suspended Sediments and Chlorophyll-a data for the Mobile Bay and Mississippi Sound from 2020-05-28 to present (NCEI Accession 0277234)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-04-04T00:00:00.000+00:00
Twenty-six surveys were carried out under the NOAA “RESTORE” project from 2020-present. The main objective of this project was to determine the spatial and temporal variability of parameters in...
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Search relevance: 13.80 | Views last month: 0
Federal
Effects of ocean acidification on phytoplankton physiology and nutrition for fishery-based food webs from laboratory experiment studies from 2011-05-31 to 2013-02-07 (NCEI Accession 0121255)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-04-08T00:00:00.000+00:00
This dataset contains laboratory experiment data that were collected to examine the effects of elevated levels of CO2 on phytoplankton physiology and nutrition for fishery-based food webs....
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Search relevance: 12.85 | Views last month: 1
Federal
CARIACO Ocean Time-Series data collected in the Cariaco Basin since 1995
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2026-01-23T00:00:00.000+00:00
This collection includes surface primary production (carbon fixation rates by photosynthesis of planktonic algae), regional hydrography, physical forcing variables (such as the wind), and the...
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Search relevance: 9.72 | Views last month: 2
Federal
CARIACO Ocean Time-Series data collected in the Cariaco Basin since 1995
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2026-01-23T00:00:00.000+00:00
This collection includes surface primary production (carbon fixation rates by photosynthesis of planktonic algae), regional hydrography, physical forcing variables (such as the wind), and the...
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Search relevance: 9.60 | Views last month: 0
Federal
ModMon Neuse River Estuary and Pamlico Sound Water Quality Monitoring from 1994-01-24 to 2022-01-22 (NCEI Accession 0294041)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-01-27T00:00:00.000+00:00
The Neuse River Estuary Water Quality Dataset is a compilation of the biological, chemical and physical water quality data that was collected along the length of the Neuse River Estuary, North...
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Search relevance: 9.36 | Views last month: 0
Federal
Physical and biochemical oceanographic data from the Hawaii Ocean Time-series (HOT) program collected by University of Hawaii at Station ALOHA in the Pacific Ocean 100 miles north of Oahu, Hawaii, since 1988
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-12-30T00:00:00.000+00:00
This dataset includes physical and biochemical oceanographic observational data from the Hawaii Ocean Time-series (HOT) Program, including thermosalinograph, CTD, bottle and biochemical data. The...
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Search relevance: 7.60 | Views last month: 0
Federal
Datasets managed by the NSF Arctic Data Center and archived at the NOAA National Centers for Environmental Information
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-03-30T00:00:00.000+00:00
The National Science Foundation (NSF) Arctic Data Center (ADC) preserves and provides access to multi-disciplinary NSF-funded global cryosphere-land-ocean-atmosphere data (including in situ and...
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Search relevance: 3.14 | Views last month: 0

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