Catalog - Data.gov

Found 12 datasets matching "Porewater Phosphate".

Federal
Sediment and porewater nitrification and organic matter data in a Northern Gulf of Mexico marsh from 2021-05-26 to 2022-05-21 (NCEI Accession 0301084)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-02-05T00:00:00.000+00:00
We conducted a year-long study with the main objective of comparing denitrification, anammox, and dissimilatory nitrate reduction to ammonium (DNRA) across three different vegetation zones...
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Search relevance: 81.10 | Views last month: 0
Federal
Ecosystem carbon exchange and nitrogen removal rates in two 33-year-old constructed salt marshes are similar to those in a nearby natural marsh 2018-11-30 to 2020-03-08 (NCEI Accession 0227949)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-04-21T00:00:00.000+00:00
We conducted a year-long study with the main objective of comparing seasonal plant productivity, ecosystem respiration (ER), denitrification, and dissimilatory nitrate reduction to ammonium (DNRA)...
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Search relevance: 74.29 | 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: 51.55 | 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: 49.36 | Views last month: 0
Federal
MODFLOW, MT3D-USGS and VS2DH simulations used to estimate groundwater and nutrient inflow to Upper Klamath Lake, Oregon
- Organization: Department of the Interior
- Updated: 2020-11-17T00:00:00Z
This model archive data release includes all models used to characterize the magnitude, spatial distribution and timing of groundwater (GW) flow through lakebed sediments to Upper Klamath Lake...
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Search relevance: 45.84 | Views last month: 1
Federal
Biogeochemical Data for Mercury and other Constituents in Surface Sediment and Deep Cores from the Hells Canyon Reservoir Complex, Idaho and Oregon 2014-2018
- Organization: Department of the Interior
- Updated: 2020-08-18T00:00:00Z
The Hells Canyon Complex (HCC) is comprised of a series of three consecutive reservoirs (Brownlee, Oxbow, and Hells Canyon) along a 145 km reach of the Snake River bordered by Idaho to the east...
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Search relevance: 38.73 | Views last month: 0
Federal
Saltmarsh carbon and nitrogen cycling nutrient data in two northern Gulf of Mexico saltmarsh plants from 2017-2018 (NCEI Accession 0209238)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-05-08T00:00:00.000+00:00
This dataset contains salt marsh nutrient data to determine the biogeochemical impact of elevated nutrient loading on ecosystem carbon dynamics and nitrate reduction pathways (denitrification and...
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Search relevance: 32.52 | Views last month: 0
Federal
Denitrification Capacity of a Natural and a Restored Marsh in the Northern Gulf of Mexico from 2014-02-27 to 2015-02-26 (NCEI Accession 0223379)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-13T00:00:00.000+00:00
This dataset includes denitrification rates across a typical northern Gulf of Mexico salt marsh landscape that included a natural marsh, a tidal creek, and a 21-year-old restored salt marsh....
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Search relevance: 28.85 | Views last month: 0
Federal
Salinity, temperature, oxygen, sediment characterization, hydrocarbon characterization, heavy metal contaminant concentration, total organic carbon, porewater chemistry, and infaunal taxonomic identifications and counts collected during the Gulf of Mexico Comprehensive Synthetic Based Muds Monitoring Program between July 29, 2000 and May 20, 2002 (NCEI Accession 0069470)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2010-12-20T00:00:00.000+00:00
The objective of this study was to assess the fate and physical, chemical, and biological effects of synthetic based drilling mud cuttings discharged from offshore platforms on the benthic...
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Search relevance: 17.10 | Views last month: 0
Federal
NCCOS Assessment: Post placement vegetation, sediment, and imagery data from Deal Island Wildlife Management area, MD, 2024-07-22 to 2025-07-29 (NCEI Accession 0310721)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-12-19T00:00:00.000+00:00
The Deal Island beneficial use project involved raising the marsh platform's elevation using dredged material from the lower Wicomico River. NCCOS researchers conducted intensive data collection...
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Search relevance: 15.44 | Views last month: 0
Federal
Ecosystem monitoring information collected in Hanna Shoal in the Chukchi Sea for the COMIDA CAB project from 2012-08 to 2013-08 (NCEI Accession 0123220)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-10-20T00:00:00.000+00:00
This dataset contains physical, chemical, and biological data collected during research cruises for the Hanna Shoal Ecosystem Study. The study occurred at 138 stations in the Hanna Shoal area of...
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Search relevance: 9.63 | Views last month: 0
Federal
Data collected in support of the Minerals Management Service-supported Deepwater Program: Northern Gulf of Mexico Continental Slope Habitat and Benthic Ecology, 1999 - 2003
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-01-03T00:00:00.000+00:00
This dataset includes data collected in support of the Minerals Management Service-supported program entitled "The Deepwater Program: Northern Gulf of Mexico Continental Slope Habitat and Benthic...
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Search relevance: 7.94 | Views last month: 0

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