Catalog - Data.gov

Found 278 datasets matching "Ammonium concentration".

Federal
NOAA RESTORE Science Program: Effects of nitrogen sources and plankton food-web dynamics on habitat quality for the larvae of Atlantic Bluefin Tuna in the Gulf of Mexico - biogeochemistry, dissolved inorganic nutrient, mesozooplankton, phytoplankton, and bacteria data from 2017-05-10 to 2018-05-19
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-06-10T00:00:00.000+00:00
This dataset presents results from surface-tethered drifting sediment traps, zooplankton net tows, dissolved inorganic nutrient concentration analyses made on water column samples, and flow...
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Search relevance: 52.42 | Views last month: 0
Federal
Nutrient data collected from experimental tanks observing the effect of nutrient pollution on Acropora cervicornis disease susceptibility from 2020-09-14 to 2020-11-13 (NCEI Accession 0278916)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-06-12T00:00:00.000+00:00
This dataset contains the nutrient results for an experiment that assessed the effects of elevated NH4 on corals disease susceptibility. Eleven Acropora cervicornis genotypes were selected to...
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Search relevance: 51.05 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the Hokusei Maru in the North Pacific Ocean from 1999-06-22 to 1999-07-06 (NCEI Accession 0112241)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-22T00:00:00.000+00:00
This dataset includes chemical, discrete sample, physical and profile data collected from Hokusei Maru in the North Pacific Ocean from 1999-06-22 to 1999-07-06 and retrieved during cruise HO99-2...
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Search relevance: 49.78 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the Hokusei Maru in the North Pacific Ocean from 1998-07-18 to 1998-08-18 (NCEI Accession 0112239)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-22T00:00:00.000+00:00
This dataset includes chemical, discrete sample, physical and profile data collected from Hokusei Maru in the North Pacific Ocean from 1998-07-18 to 1998-08-18 and retrieved during cruise HO98-3...
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Search relevance: 49.78 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the Hokusei Maru in the North Pacific Ocean from 1999-07-19 to 1999-08-19 (NCEI Accession 0112242)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-22T00:00:00.000+00:00
This dataset includes chemical, discrete sample, physical and profile data collected from Hokusei Maru in the North Pacific Ocean from 1999-07-19 to 1999-08-19 and retrieved during cruise...
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Search relevance: 49.35 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the Hokusei Maru in the North Pacific Ocean from 2000-06-01 to 2000-06-15 (NCEI Accession 0112243)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-22T00:00:00.000+00:00
This dataset includes chemical, discrete sample, physical and profile data collected from Hokusei Maru in the North Pacific Ocean from 2000-06-01 to 2000-06-15 and retrieved during cruise HO00-1...
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Search relevance: 48.91 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the HAKUREI MARU in the North Pacific Ocean and South Pacific Ocean from 1992-08-07 to 1992-10-05 (NCEI Accession 0112227)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-22T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from HAKUREI MARU in the North Pacific Ocean and South Pacific Ocean from 1992-08-07 to 1992-10-05...
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Search relevance: 47.69 | Views last month: 0
Federal
Nutrient balances, river loads, and a counterfactual analysis to determine drivers of Mississippi River nitrogen and phosphorus loads between 1975 and 2017
- Organization: Department of the Interior
- Updated: 2024-02-22T00:00:00Z
This dataset consists of input and output datasets for estimating trends in river loads using the Weighted Regressions on Time Season and Discharge (WRTDS) model. The input datasets includes a...
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Search relevance: 47.41 | Views last month: 0
Federal
Dissolved inorganic carbon, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the L'ATALANTE in the Coral Sea, North Pacific Ocean and South Pacific Ocean from 1994-09-23 to 1994-10-29 (NCEI Accession 0111870)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-21T00:00:00.000+00:00
This dataset includes chemical, discrete sample, physical and profile data collected from L'ATALANTE in the Coral Sea, North Pacific Ocean and South Pacific Ocean from 1994-09-23 to 1994-10-29 and...
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Search relevance: 47.26 | Views last month: 0
Federal
Nutrient balances, river loads, and a counterfactual analysis to determine drivers of Mississippi River nitrogen and phosphorus loads between 1975 and 2017
- Organization: Department of the Interior
- Updated: 2021-11-15T00:00:00Z
This dataset consists of input and output datasets for estimating trends in river loads using the Weighted Regressions on Time Season and Discharge (WRTDS) model. The input datasets includes a...
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Search relevance: 47.18 | Views last month: 0
Federal
Coastal Ocean Data Analysis Product in North America (CODAP-NA, Version 2021) (NCEI Accession 0219960)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-08-10T00:00:00.000+00:00
This data package contains an internally consistent data product for discrete inorganic carbon, oxygen, and nutrients on the U.S. North American ocean margins, i.e., Coastal Ocean Data Analysis...
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Search relevance: 47.17 | Views last month: 0
Federal
Assessment of nutrients and water-quality constituents at the Sacramento-San Joaquin River Confluence during a phytoplankton bloom in July 2017
- Organization: Department of the Interior
- Updated: 2021-07-08T00:00:00Z
This report documents the spatial and temporal variability of nutrients and related water quality parameters at high spatial resolution in the North Delta in the Sacramento-San Joaquin River Delta...
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Search relevance: 46.46 | Views last month: 0
Federal
Atmospheric Composition Ammonia Volume Mixing Ratio L3 (AIRSAC3MNH3 V3) from AIRS/AMSU on NASA Aqua at GES DISC
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
The mass concentration ammonia in the atmosphere, consists of products generated for the study of atmospheric ammonia. Atmospheric ammonia is an important component of the global nitrogen cycle....
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Search relevance: 46.21 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using Alkalinity titrator, CTD and other instruments from NOAA Ship GORDON GUNTER in the North Atlantic Ocean and Stellwagen Bank National Marine Sanctuary from 2013-06-09 to 2013-11-25 (NCEI Accession 0144340)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-02-26T00:00:00.000+00:00
This dataset includes discrete sample and profile data collected from NOAA Ship GORDON GUNTER in the North Atlantic Ocean and Stellwagen Bank National Marine Sanctuary from 2013-06-09 to...
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Search relevance: 45.73 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the SEIFU MARU in the Sea of Japan from 2008-10-21 to 2008-11-25 (NCEI Accession 0112358)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-23T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from SEIFU MARU in the Sea of Japan from 2008-10-21 to 2008-11-25 and retrieved during cruise...
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Search relevance: 44.67 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2004-04-21 to 2004-05-11 (NCEI Accession 0112211)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-22T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2004-04-21 to 2004-05-11 and...
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Search relevance: 44.26 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2008-04-22 to 2008-05-12 (NCEI Accession 0112335)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-23T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2008-04-22 to 2008-05-12 and...
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Search relevance: 44.26 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2006-04-18 to 2006-05-22 (NCEI Accession 0112329)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-23T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2006-04-18 to 2006-05-22 and...
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Search relevance: 44.26 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2007-04-24 to 2007-05-14 (NCEI Accession 0112332)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-08-23T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from KEIFU MARU in the North Pacific Ocean and Philippine Sea from 2007-04-24 to 2007-05-14 and...
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Search relevance: 44.26 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, bottle and other instruments from the RYOFU MARU in the North Pacific Ocean, Philippine Sea and South Pacific Ocean from 2001-10-10 to 2001-12-06 (NCEI Accession 0115281)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2013-12-25T00:00:00.000+00:00
This dataset includes biological, chemical, discrete sample, physical and profile data collected from RYOFU MARU in the North Pacific Ocean, Philippine Sea and South Pacific Ocean from 2001-10-10...
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Search relevance: 44.26 | Views last month: 0

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