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Found 349 datasets matching "EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > NITROGEN".

Federal
Nutrients, sedimentation and total suspended solids in the St. Thomas East End Reserves in the Caribbean Sea from 2012-01-16 to 2013-11-25 (NCEI Accession 0139480)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-01-15T00:00:00.000+00:00
This data set contains the results from monitoring in the St. Thomas East End Reserves (STEER) in St. Thomas, USVI, from January 2012 to November 2013. The monitoring was conducted by project...
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Search relevance: 52.41 | Views last month: 0
Federal
Water quality surveys in Culebra: comprehensive assessment of inorganic nutrient concentrations 2023-05-03 to 2024-05-21 (NCEI Accession 0306499)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-11-04T00:00:00.000+00:00
This record describes water quality inorganic nutrient concentration metrics collected monthly between May 2023 to May 2024 to provide reference data of nearshore and watershed water quality on...
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Search relevance: 52.20 | Views last month: 0
Federal
Surface water and shallow groundwater geochemistry and radium isotopes measured from land-based sampling in coastal Georgia, USA from 2001-07-26 to 2010-09-28 (NCEI Accession 0208686)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-07-21T00:00:00.000+00:00
Surface water and groundwater radium activities, concentrations of various dissolved materials, and environmental parameters (water temperature, salinity, and pH). Activities of 228Ra, 226Ra,...
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Search relevance: 50.74 | Views last month: 0
Federal
Cross-track Infrared Sounder (CrIS) Level 2 Earth System Science Profiling Algorithm Ammonia Retrieval Algorithm (ESSPA-NH3) V1 (SNDRSNIL2ESPNH3)
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
The objective of this limited edition data collection is to examine the ammonia products generated by the ESSPA (Earth System Science Profiling Algorithm) algorithm from the Cross-track Infrared...
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Search relevance: 50.59 | Views last month: 2
Federal
LBA-ECO ND-02 Soil Gas Flux, Rainfall Exclusion, km 67, Tapajos National Forest
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-10
Moist tropical forests in Amazonia and elsewhere are subjected to increasingly severe drought episodes through the El Nino-Southern Oscillation (ENSO) and possibly through deforestation-driven...
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Search relevance: 50.45 | Views last month: 0
Federal
Macro-algae Biomass and Cover from Nearshore Regions of the Natatorium War Memorial, Waikiki, Oahu, Hawaii 1966-2005 (NODC Accession 0040082)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
The Department of Zoology, University of Hawaii at Manoa, incorporated surveys of macro-algae as part of the Zoology 439L "Laboratory in Ecology" during annual field experiments 1970-2005....
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Search relevance: 49.99 | Views last month: 0
Federal
Submarine groundwater discharge at Kahana Bay, Oahu, 1997-2001: in situ CTD and water chemistry tracer data (NCEI Accession 0011399)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2006-12-13T00:00:00.000+00:00
Submarine groundwater discharge (SGD) is neither well understood nor commonly investigated in Hawaii, but it is recognized as a potential pollution source to coastal environments. Between 1997 and...
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Search relevance: 49.91 | Views last month: 1
Federal
Patterns of herbivory and decomposition in aquatic and terrestrial ecosystems: Role of first-order consumers in ecosystem carbon flow - Dataset (NCEI Accession 0131996)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-10-01T00:00:00.000+00:00
This dataset is a compilation of published data on primary production, detrital production, herbivorous consumption, detrital consumption, decomposition, producer biomass, consumer biomass, and...
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Search relevance: 49.73 | Views last month: 0
Federal
WATER TEMPERATURE and Other Data from AMBARIAKA from 1963-12-17 to 1964-03-27 (NCEI Accession 7100085)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-04-06T00:00:00.000+00:00
No description was provided.
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Search relevance: 49.68 | Views last month: 0
Federal
WATER TEMPERATURE and Other Data from A. AGASSIZ and Other Platforms from 1964-04-01 to 1964-11-01 (NCEI Accession 6800326)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-04-05T00:00:00.000+00:00
No description was provided.
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Search relevance: 49.65 | Views last month: 0
Federal
Nitrogen content and delta N-15 of marine algae and associated waters of Maui, Hawaii, from 2012-07-28 to 2014-04-01 (NCEI Accession 0156294)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-08-12T00:00:00.000+00:00
This dataset includes nutrient data related to algal and water samples collected between 2012 and 2014 on Maui, Hawaii, as part of the University of Hawaii SeaGrant Project R/HE-17. Algal tissue...
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Search relevance: 49.39 | Views last month: 0
Federal
Hydrographic measurements on the central Oregon shelf during April to September 2003 (NCEI Accession 0002031)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2005-02-17T00:00:00.000+00:00
No description was provided.
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Search relevance: 49.33 | Views last month: 0
Federal
Water and sediment chemistry, and elemental (C/N ratios) and isotopic (delta 13C, delta 15N) data collected aboard R/V Endeavor cruise EN510 in the Gulf of Mexico from 2012-06-27 to 2012-07-04 (NCEI Accession 0205623)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-10-22T00:00:00.000+00:00
This dataset contains water and sediment chemistry, and elemental (total C and N, C/N ratio) and isotopic (delta 13C, delta 15N) data collected during R/V Endeavor cruise EN510 in the northern...
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Search relevance: 49.32 | Views last month: 0
Federal
Profiles of dissolved oxygen, temperature, salinity, nitrate, silicate, chlorophyll, primary production and other biological, chemical, and physical measurements collected in the Northern Gulf of Mexico between 2002 and 2007 (NCEI Accession 0074610)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-12-03T00:00:00.000+00:00
No description was provided.
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Search relevance: 49.18 | Views last month: 0
Federal
Mid-Atlantic Coastal Wetlands Assessment data from Tinicum Marsh from 2015-10-01 to 2018-03-31 (NCEI Accession 0173477)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2018-07-30T00:00:00.000+00:00
This dataset contains comprehensive data from the Mid-Atlantic Coastal Wetlands Assessment are provided for continued monitoring of the largest freshwater tidal wetland in Pennsylvania with...
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Search relevance: 49.11 | Views last month: 0
Federal
Water quality and nutrients data collected in West Fowl River and Coastal Alabama from 2017-07-31 to 2018-05-17 (NCEI Accession 0175941)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2018-10-04T00:00:00.000+00:00
This data set contains water quality data collected in an area important to shellfish aquaculture. The data collected are parameters such as fecal coliforms (fc), nutrients, and stable isotope...
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Search relevance: 48.96 | 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: 48.80 | Views last month: 0
Federal
Helium and tritium data from ATLANTIS II From North Atlantic Ocean from 1979-10-17 to 1979-11-02 (NCEI Accession 8600043)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2002-11-19T00:00:00.000+00:00
Helium and Tritium data from the North Atlantic ocean was submitted by Dr. William Jenkins from Woods Hole Oceanographic Institution (WHOI). The data were collected from October 17 to November 2,...
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Search relevance: 48.78 | Views last month: 0
Federal
WATER TEMPERATURE and Other Data from UNKNOWN From North Pacific Ocean from 1963-03-01 to 1963-05-31 (NCEI Accession 7100220)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-04-06T00:00:00.000+00:00
No description was provided.
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Search relevance: 48.73 | Views last month: 0
Federal
Primary productivity and biological data from Indian Ocean from 1976-02-22 to 1991-04-07 (NCEI Accession 9400146)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2002-11-19T00:00:00.000+00:00
The primary productivity and biological data in this accession were collected in the Indian Ocean by the Indian Ocean Data Center. Data was collected between February 22, 1976 and April 7, 1991....
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Search relevance: 48.73 | Views last month: 0

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