Catalog - Data.gov

Found 10 datasets matching "Water Column NO3-".

Federal
Determine nutrient conditions, cycling, and biological effects in two riverine parks, St.Croix National Scenic River (SACN) and Upper Mississippi River National Recreation Area (MNRA): Data
- Organization: Department of the Interior
- Updated: 2021-08-20T00:00:00Z
Hydraulic connection between channels and floodplains (“connectivity”) is a fundamental determinant of ecosystem function in large floodplain rivers. Factors controlling material processing in...
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Search relevance: 58.53 | Views last month: 1
Federal
Physical, chemical, and biological data from the THOMAS WASHINGTON on the TASADAY Expedition, Legs I, II, III, and IV, in the Pacific and Indian Oceans from 1973-06-05 to 1973-09-06
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-10-16T00:00:00.000+00:00
Nutrient and pigment (chlorophyll) data received by NODC's Ocean Climate Laboratory. These data were collected as part of the Scripps TASADAY expedition in the Pacific and Indian Oceans during...
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Search relevance: 48.08 | Views last month: 0
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: 39.72 | Views last month: 0
Federal
Nitrate reduction rates and soil/ water chemistry from roadside ditches in the Mobile Bay (AL, USA) region (2018-05-23 to 2018-06-08) (NCEI Accession 0211099)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-07-15T00:00:00.000+00:00
Ninety-six roadside ditches spanning three landuse types in the Mobile Bay (Alabama, USA) region were sampled in May-June of 2018. Isotope pairing was used to measure nitrate reduction rates...
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Search relevance: 25.57 | Views last month: 0
Federal
Water Quality and Sedimentation Data of the Coastal Intensive Site Network (CISNet) Long Term Monitoring Sites in Kaneohe Bay, Oahu, Hawaii from 1998 to 2001 (NODC Accession 0001473)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
A long term project to monitor water quality and sediment processes in Kaneohe Bay was initiated in November 1998 and continued through July 2001. Four primary sites in the bay were chosen which...
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Search relevance: 19.00 | Views last month: 0
Federal
Synoptic Bi-monthly and Storm Response Water Quality Sampling in Southern Kaneohe Bay, HI November 2007 - April 2009 (NODC Accession 0062644)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
Synoptic sampling including water column profiles and collected surface water samples was conducted on a bi-monthly basis throughout the rainy season(October-May) and on a monthly basis in the dry...
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Search relevance: 18.40 | Views last month: 0
Federal
Synoptic Bi-monthly and Storm Response Water Quality Sampling in Southern Kaneohe Bay, HI 2005-2007 (NODC Accession 0060061)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
Synoptic sampling including water column profiles and collected surface water samples was conducted on a bi-monthly basis throughout the rainy season(October-May) and on a monthly basis in the dry...
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Search relevance: 17.86 | 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: 17.59 | Views last month: 0
Federal
Maui, Lanai, and Hawaii Water Quality Sampling Dataset Collected By Dr. Richard Brock on Behalf of the State of Hawaii Department of Health Mostly During 2001-2005 (NODC Accession 0031350)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
Transects were made on three islands in nine areas to collect in situ water quality measurements. Each area has several survey transects from the shallows seaward. The project was lead by Dr....

Search relevance: 13.67 | 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: 3.08 | Views last month: 0

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