Catalog - Data.gov

#1 Federal

Physical, chemical, and biological water quality monitoring data to support detection of Harmful Algal Blooms (HABs) in western Lake Erie, collected by the Great Lakes Environmental Research Laboratory and the Cooperative Institute for Great Lakes Research since 2012

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: July 03, 2025 at 12:00 AM

Blooms of nuisance and toxic cyanobacteria, referred to as cyanobacteria harmful algal blooms (cHABs), occur annually in Lake Erie and pose a threat to human health, affect the quality of life,...

Search relevance: 1.00 | Views last month: 26 | Catalog Last Checked: August 03, 2026 at 08:11 AM

#2 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
Dataset Last Updated: March 25, 2026 at 12:00 AM

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...

Search relevance: 1.00 | Views last month: 22 | Catalog Last Checked: August 03, 2026 at 08:18 AM

#3 Federal

Physical, meteorological, and biological data collected from non-federal stations assembled by the Northwest Association of Networked Ocean Observing Systems (NANOOS)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: November 19, 2023 at 12:00 AM

This dataset contains physical, meteorological and geochemical data, collected at moorings located in Puget Sound, WA and along the Washington and Oregon coasts. The datasets include the ORCA...

Search relevance: 1.00 | Views last month: 16 | Catalog Last Checked: August 03, 2026 at 08:12 AM

#4 Federal

Dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity and other variables collected from discrete sample and profile observations during the R/V Roger Revelle cruise CLIVAR_I05_2009 (EXPOCODE 33RR20090320) in the Indian Ocean from 2009-03-20 to 2009-05-15 (NCEI Accession 0108075)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: February 23, 2016 at 12:00 AM

This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity, dissolved oxygen, nutrients,...

Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 03, 2026 at 02:15 AM

#5 Federal

Partial pressure (or fugacity) of carbon dioxide, 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 ATLANTIS in the North Atlantic Ocean from 2012-04-19 to 2012-05-15 (NCEI Accession 0108160)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: February 23, 2016 at 12:00 AM

This dataset includes discrete sample and profile data collected from ATLANTIS in the North Atlantic Ocean from 2012-04-19 to 2012-05-15. These data include AIR-SEA DIFFERENCE - PARTIAL PRESSURE...

Search relevance: 1.00 | Views last month: 11 | Catalog Last Checked: August 03, 2026 at 02:16 AM

#6 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
Dataset Last Updated: February 05, 2025 at 12:00 AM

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...

Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 03, 2026 at 04:54 AM

#7 Federal

Physical, chemical and biological data from the NOAA Marine EcoSystems Analysis Program (MESA) New York Bight project from 1957 through 1984

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: January 03, 2026 at 12:00 AM

This collection consists of physical, chemical, meteorological, and biological data collected for the NOAA Marine EcoSystems Analysis Program (MESA) New York Bight project, between 1973 and 1984....

Search relevance: 1.00 | Views last month: 7 | Catalog Last Checked: August 03, 2026 at 08:16 AM

#8 Federal

CARIACO Ocean Time-Series data collected in the Cariaco Basin since 1995

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: February 13, 2026 at 12:00 AM

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...

Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 08:03 AM

#9 Federal

World-wide Ocean Optics Database (WOOD) 1900-2011 (NCEI Accession 0092528)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: September 24, 2012 at 12:00 AM

The World-wide Ocean Optics Database (WOOD) was developed to be a comprehensive publicly-available oceanographic bio-optical database providing global coverage. It includes nearly 250 major data...

Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 03, 2026 at 02:13 AM

#10 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
Dataset Last Updated: July 15, 2020 at 12:00 AM

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...

Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 03, 2026 at 03:40 AM

#11 Federal

Dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity, oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Keifu Maru II cruise ks201604 (EXPOCODE 49UF20160407) in the East China Sea and North Pacific Ocean from 2016-04-07 to 2016-05-07 (NCEI Accession 0201383)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: January 07, 2020 at 12:00 AM

This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity, oxygen and nutrients collected during the R/V...

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 03:25 AM

#12 Federal

Dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity, oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Keifu Maru II cruise ks201508 (EXPOCODE 49UF20151021) in the Sea of Japan from 2015-10-21 to 2015-12-02 (NCEI Accession 0201340)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: December 23, 2019 at 12:00 AM

This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity, oxygen and nutrients collected during the R/V...

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 03:25 AM

#13 Federal

Chemical and benthos data collected from CTD, bottle, and other instruments in the Chukchi Sea in 2009-2010 as part of the Chukchi Sea Offshore Monitoring in Drilling Area - Chemical and Benthos (COMIDA-CAB) project (NCEI Accession 0095566)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: September 09, 2016 at 12:00 AM

This dataset contains physical, chemical, and biological data collected during research cruises for the Chukchi Sea Offshore Monitoring in Drilling Area (Chemical and Benthos) (COMIDA CAB)...

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 02:13 AM

#14 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
Dataset Last Updated: April 21, 2021 at 12:00 AM

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)...

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 03:50 AM

#15 Federal

Dissolved inorganic carbon, pH and other variables measured from laboratory experiment studies from an experimental carbonate exposure system from 2013-12-09 to 2014-01-31 (NCEI Accession 0123317)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: December 29, 2014 at 12:00 AM

This dataset contains the carbon chemistry measurements of a laboratory experiment study to understand the effects of ocean acidification on winter flounders. To address the goals of the NOAA...

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 02:33 AM

#16 Federal

Dissolved inorganic carbon (DIC), total alkalinity (TA), pH, discrete pCO2, methane, nutrients, dissolved oxygen, water temperature, salinity and other measurements collected from discrete samples and profile observations via opportunistic sampling on the United Nations Convention on the Law of the Sea (UNCLOS) CCGS Louis S. St-Laurent cruises 2014-10, 2015-05, and 2016-15 by Natural Resources of Canada (NRCan) in the Arctic Ocean, Beaufort Sea and Canada Basin from 2014-08-28 to 2016-09-13 (NCEI Accession 0240685)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: September 03, 2025 at 12:00 AM

This dataset includes discrete sample and profile data collected during United Nations Convention on the Law of the Sea (UNCLOS) cruises 2014-10, 2015-05, and 2016-15 by Natural Resources of...

Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 03, 2026 at 03:56 AM

#17 Federal

Indian Ocean Experiment (INDOEX): Physical, optical, and chemical properties of atmospheric marine aerosols aboard NOAA R/V Ronald H. Brown in the Atlantic and Indian Oceans, 1999-01-14 to 1999-03-31 (NCEI Accession 0312108)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: February 03, 2026 at 12:00 AM

This dataset contains physical, optical, and chemical properties of atmospheric marine aerosols aboard NOAA R/V Ronald H. Brown, collected 14 January to 31 March 1999 as part of the INDOEX field...

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 05:18 AM

#18 Federal

Total alkalinity, pH on the total scale, water temperature, salinity and other variables collected from discrete sample and profile observations during the R/V Sarmiento de Gamboa CLIVAR Repeat Section cruise A05_2011 (EXPOCODE 29AH20110128) in the North Atlantic Ocean from 2011-01-28 to 2011-03-14 (NCEI Accession 0144248)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: March 26, 2021 at 12:00 AM

This dataset includes discrete sample and profile data collected during the R/V Sarmiento de Gamboa CLIVAR Repeat Section A05_2011 cruise 24N_Malaspina_2011 (EXPOCODE 29AH20110128) in the North...

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 02:40 AM

#19 Federal

Louisiana Hypoxia Surveys 1998-2023: Physical (Hydrography), chemical (CTD), and biological (Water Quality) processes of the Texas-Louisiana continental shelf

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: December 12, 2025 at 12:00 AM

CTD data were taken during surveys of the Louisiana continental shelf during yearly Shelfwide Hypoxia cruises. Hydrographic data were obtained using CTD. Nutrient, pigment, suspended sediment,...

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 08:13 AM

#20 Federal

Dissolved inorganic carbon, total alkalinity, pH on total scale, nutrients, and other variables collected from surface discrete observations using flow-through system during R/V Selfoss Transit 846 cruise (EXPOCODE 46SL20181115) in the North Atlantic Ocean from 2018-11-15 to 2018-11-22 (NCEI Accession 0191769)

Organization: National Oceanic and Atmospheric Administration, Department of Commerce
Dataset Last Updated: July 28, 2021 at 12:00 AM

This dataset contains the surface discrete measurements of dissolved inorganic carbon, total alkalinity, pH on total scale and nutrients in the North Atlantic Ocean in 2018. Increasing amounts of...

Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 03, 2026 at 03:24 AM

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