Catalog - Data.gov

Found 143 datasets matching "Benthic Sediment Chemistry".

Federal
Effects of hydraulic shellfish harvesting on benthic communities and sediment chemistry 2009-2013
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-02-29T00:00:00.000+00:00
The effects of hydraulic shellfish harvesting on the ecology of biological communities and chemistry of benthic sediments were investigated through a series of experiments conducted over a 5-year...
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Search relevance: 188.84 | Views last month: 0
Federal
Sediment monitoring and benthic faunal sampling adjacent to the Sand Island ocean outfall, Oahu, Hawaii, 1986-2010 (NODC Accession 9900088)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
Benthic fauna and sediment in the vicinity of the Sand Island ocean outfall were sampled from 1986-2010. To assess the environmental quality, sediment grain size and sediment chemistry were...
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Search relevance: 86.53 | Views last month: 0
Federal
Sediment Monitoring and Benthic Faunal Sampling Adjacent to the Barbers Point Ocean Outfall, Oahu, Hawaii, 1986-2010 (NODC Accession 9900098)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
Benthic fauna and sediment in the vicinity of the Barbers Point (Honouliuli) ocean outfall were sampled from 1986-2010. To assess the environmental quality, sediment grain size and sediment...
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Search relevance: 82.52 | Views last month: 0
Federal
Oceanographic Data, Logs, and Imagery/Videos collected during the Deep Sea Exploration to Advance Research on Coral/Canyon/Cold Seep Habitats 2019 (DEEP SEARCH - NF1909) Expedition on NOAA Ship Nancy Foster in the North Atlantic Ocean from 2019-10-21 to 2019-10-30 (NCEI Accession 0250440)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-04-06T00:00:00.000+00:00
This dataset contains oceanographic data (ADCP, CTD, Lander, SCS, TSG), images, videos, and documentation. The primary goals of this cruise were as follows: Recovery of benthic lander deployment;...
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Search relevance: 77.86 | Views last month: 0
Federal
National Status and Trends, Benthic Surveillance Project Chemistry Data, 1984-1992, National Centers for Coastal Ocean Science
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 1992-01-01T00:00:00.000+00:00
The National Status and Trends (NS&T) Benthic Surveillance Project Chemistry data file reports the trace concentrations of a suite of chemical contaminants in marine sediment and benthic fish...
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Search relevance: 72.45 | Views last month: 0
Federal
Water physical, chemical, and benthic organisms data from current meter and bottle casts from the H.J.W. FAY and CAPE HENLOPEN as part of the Ocean Continental Shelf - Mid Atlantic (OCS - Mid Atlantic) project, 1976-11-03 to 1977-09-15 (NCEI Accession 7800319)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-09-11T00:00:00.000+00:00
Water physical, chemical, and benthic organisms data were collected using current meter and bottle casts from the H.J.W.FAY and CAPE HENLOPEN from November 3, 1976 to September 15, 1977. Data were...
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Search relevance: 64.60 | Views last month: 0
State
Aquatic Biological Monitoring Sampling Locations: Beginning 1980
- Organization: State of New York
- Updated: 2025-05-19
The Division of Water Stream Biomonitoring Unit (SBU) dataset contains the point sampling locations at which benthic macroinvertebrates, field chemistry, and at some locations, sediment, fish or...
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Search relevance: 53.33 | Views last month: 0
Federal
Southeast Regional Stream Quality Assessment Ecological Data
- Organization: Department of the Interior
- Updated: 2020-08-27T00:00:00Z
Aquatic ecological surveys are valuable to understanding the interaction between the biotic and abiotic components in rivers and streams. However, large-scale assessments of the water chemistry,...
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Search relevance: 51.75 | Views last month: 0
Federal
NCCOS Assessment: Post-hurricane assessment of chemical contaminants in nearshore waters and marine sediments at two St. John, U.S. Virgin Islands (USVI) National Parks, 2021-08-16 to 2022-03-07 (NCEI Accession 0303533)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-05-06T00:00:00.000+00:00
Marine sediment and water column samples were collected in nearshore habitats around the island of St. John, USVI during two sampling trips in late 2021 and early 2022 and following the landfall...
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Search relevance: 50.19 | Views last month: 0
Federal
Hydrological, Chemical, and Biological Characterization of the Snake River and Associated Tributaries and Irrigation Drains from River Mile 448 to 346, 2022
- Organization: Department of the Interior
- Updated: 2023-10-19T00:00:00Z
This dataset includes field hydrologic measurements and laboratory analyses of surface and pore waters, sediments, benthic plants/biofilms, and biota along the Middle Snake River upgradient of the...
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Search relevance: 48.69 | Views last month: 0
Federal
ADCP, CTD, water and sediment chemistry, and underway sensor data collected aboard R/V Endeavor cruise EN505 in the Gulf of Mexico from 2012-04-11 to 2012-04-24 (NCEI Accession 0194300)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-09-09T00:00:00.000+00:00
This dataset contains ADCP, CTD, water and sediment chemistry, and other underway sensor data collected aboard R/V Endeavor cruise EN505 in the Gulf of Mexico from 2012-04-11 to 2012-04-24. The...
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Search relevance: 47.75 | Views last month: 0
Federal
Marine chemistry, fish / shell-fish surveys, benthic organisms, and marine toxic substances and pollutants data from current meter and other instruments in the Gulf of Mexico from 1993-01-26 to 1994-06-13 (NCEI Accession 9500088)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2002-11-19T00:00:00.000+00:00
Marine chemistry, fish / shell-fish surveys, benthic organisms, and marine toxic substances and pollutants data were collected using current meter and other instruments from J.W. POWELL and other...
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Search relevance: 46.89 | Views last month: 0
Federal
Physical and chemical data from an evaluation of metal-contaminated sediments and pore water from the Upper Columbia River, Washington, 2013-2014
- Organization: Department of the Interior
- Updated: 2020-08-17T00:00:00Z
This data release contains chemistry and toxicity data from sediment toxicity tests conducted by the USGS Columbia Environmental Research Center (CERC) with 66 sediment samples collected from in...
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Search relevance: 44.91 | Views last month: 0
Federal
Barbers Point Sewage Outfall Fish Census from Annual Surveys 1991-2010 (NODC Accession 0073346)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-06T00:00:00.000+00:00
The Honouliuli Wastewater Treatment Plant (WWTP) located in Ewa, Oahu, Hawaii, near Barbers Point (Kalaeloa) has been in operation since 1982. It releases approximately 22 mgd (0.96 m3/s) of...
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Search relevance: 38.56 | Views last month: 0
Federal
National Coastal Condition Assessment 2015 Datafiles for Report “National Coastal Condition Assessment: A Collaborative Survey of the Nation's Estuaries and Nearshore Great Lakes”
- Organization: U.S. Environmental Protection Agency
- Updated: 2021-11-01
National Coastal Condition Assessment 2015 Datafiles for Report “National Coastal Condition Assessment: A Collaborative Survey of the Nation's Estuaries and Nearshore Great Lakes”: The National...
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Search relevance: 37.34 | Views last month: 1
Federal
Chemical, benthic organisms, and other data from moored current meter casts and other instruments in the Gulf of Mexico during the Gulf of Mexico North Continental Slope Study (MNCSS) project, 1983-11-11 to 1984-11-13 (NCEI Accession 8400119)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-02-10T00:00:00.000+00:00
Chemical, benthic organisms, and other data were collected using moored current meter casts and other instruments in the Gulf of Mexico from November 11, 1983 to November 13, 1984. Data were...
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Search relevance: 34.63 | 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: 31.29 | 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: 28.55 | Views last month: 0
State
Surface Water - Sampling Location Information
- Organization: State of California
- Updated: 2026-01-09T21:45:49.256357
Information about sampling locations for data from the [California Environmental Data Exchange Network](https://ceden.org/) (CEDEN). This set of station/project combinations can be combined with...
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Search relevance: 28.52 | Views last month: 2
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
- Updated: 2016-09-09T00:00:00.000+00:00
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)...
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Search relevance: 28.20 | Views last month: 1

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