Catalog - Data.gov

Found 26 datasets matching "SEDIMENTS - PERCENT COVER".

Federal
Mercury and water level fluctuations in lakes of northern Minnesota - Summary of Sampling Sites Land Cover and Slope Characteristics
- Organization: Department of the Interior
- Updated: 2021-11-03T00:00:00Z
Water level fluctuations substantially alter the fauna, flora and microbial community of near-shore aquatic ecosystems. Water level management therefore has the potential to strongly influence a...
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Search relevance: 37.50 | Views last month: 0
Federal
Nitrogen loads, yields, and associated field data collected during baseflow conditions and site attributes for small basins draining to Long Island Sound
- Organization: Department of the Interior
- Updated: 2025-03-14T00:00:00Z
During the spring and summer of 2022, the U.S. Geological Survey collected water-quality samples for nutrient analysis at 45 stations across the state of Connecticut and adjacent areas of New York...
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Search relevance: 36.13 | Views last month: 0
Federal
Sediment distribution maps of for the Gulf of Mexico and US South Atlantic using compositional kriging of public datasets collected between 1959-01-01 to 2003-12-31 (NCEI Accession 0291056)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-05-10T00:00:00.000+00:00
Maps of sediment fractions for the US Gulf of Mexico (GOM) and the US South Atlantic (SA) are provided as csv files. The spatial resolution of each output file is 1km and uses compositional...
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Search relevance: 29.72 | Views last month: 0
Federal
Deepwater Horizon Restoration, Louisiana Outer Coast Restoration Vegetation Analysis for the Caillou Lake Headland Restoration - 2019, 2022 ID 35
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-09-25T00:00:00.000+00:00
Restoration of beach, dune, and back-barrier marsh habitats at the Caillou Lake Headlands location occurred on Whiskey Island, a barrier island in the Isle Dernieres reach of the Terrebonne Basin...
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Search relevance: 26.33 | Views last month: 0
Federal
Gulf of America marsh recovery, marsh production, and nekton utilization database from 1957 to 2013 (NCEI Accession 0168339)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-04-23T00:00:00.000+00:00
This data package contains compiled data (e.g., vegetation percent cover, vegetation above ground biomass, soil organic matter content, nekton density) and associated site and sampling information...
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Search relevance: 25.54 | Views last month: 0
Federal
Cleanups In My Community (CIMC) - Hazardous Waste Corrective Actions, National Layer
- Organization: U.S. Environmental Protection Agency
- Updated: 2013-01-01T00:00:00.000+00:00
This data layer provides access to Hazardous Waste Corrective Action sites as part of the CIMC web service. Hazardous waste is waste that is dangerous or potentially harmful to our health or the...

Search relevance: 24.10 | Views last month: 0
Federal
Sea grass canopy height, wind gust, and others in Coastal Waters of Texas from 2011-08-17 to 2017-11-30 (NCEI Accession 0187104)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2019-05-09T00:00:00.000+00:00
This dataset contains raw TIER 2 sampling data from 2015 and 2017 for Texas coastal waters related to seagrasses. Seagrass parameters measured include canopy height and percent cover. Seagrass...
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Search relevance: 24.00 | Views last month: 0
Federal
Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Alaska
- Organization: Department of the Interior
- Updated: 2020-08-20T00:00:00Z
Selected archived sample splits collected as part of the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) program, were reanalyzed by the U.S....
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Search relevance: 23.72 | Views last month: 3
Federal
NCCOS Assessment: Duke Marine Lab Sill monitoring data collected from 2004-10-12 to 2025-04-10 (NCEI Accession 0306220)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-07-30T00:00:00.000+00:00
This dataset contains long-term monitoring data collected at the Duke Marine Lab Sill as part of a larger effort to monitor local fringing marshes in Carteret County. The monitoring data is stored...
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Search relevance: 22.40 | Views last month: 0
Federal
Reanalysis of Additional Selected Archived NURE-HSSR Sediment Samples from Idaho and Montana
- Organization: Department of the Interior
- Updated: 2021-03-02T00:00:00Z
In December of 2018, the U.S. Geological Survey (USGS) signed a Technical Assistance Agreement with a third party to reanalyze 2,324 archived sample splits collected as part of the National...
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Search relevance: 22.02 | Views last month: 0
Federal
Reanalysis of Selected Archived NURE-HSSR Sediment and Soil Samples from Arizona, California, Idaho, Montana, Nevada, New Mexico, and Utah
- Organization: Department of the Interior
- Updated: 2021-06-01T00:00:00Z
The geochemical data included here were generated as part of a Technical Assistance Agreement between the U.S. Geological Survey (USGS) and Rio Tinto Exploration based in Salt Lake City, Utah....
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Search relevance: 21.98 | Views last month: 1
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: 21.64 | Views last month: 0
Federal
NOAA RESTORE Science Program: Linking Community and Food-web Approaches to Restoration: Total organic carbon and sediment grain size at natural and restored marshes along a salinity gradient generated from a freshwater diversion at West Pointe a la Hache into eastern Barataria Bay, Louisiana, 2018-05-21 to 2021-05-25 (NCEI Accession 0296021)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-12-18T00:00:00.000+00:00
This dataset contains sediment samples analyzed for percentages of total organic carbon (TOC), water content, and sediment grain size. Samples were collected at six sites at various distances from...
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Search relevance: 20.99 | Views last month: 0
Federal
Comprehensive seagrass community structure and demography from transect surveys conducted in 2014 and 2022 in Culebra Island, Caribbean Sea (NCEI Accession 0301897)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-03-03T00:00:00.000+00:00
This dataset provides seagrass habitat metrics collected in 2014 and 2022 at 13 monitoring stations in Ensenada Honda and Puerto Manglar in the island of Culebra, Puerto Rico, as part of Culebra's...
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Search relevance: 20.83 | Views last month: 0
Federal
Deep-sea coral and sponge distribution, abundance, and diversity models of the Aleutian Islands (NCEI Accession 0289893)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-05-10T00:00:00.000+00:00
Coral and sponge presence, abundance (measured as catch per unit effort (CPUE)), and diversity (number of coral families) models were generated based off of data from bottom trawl surveys in the...
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Search relevance: 19.98 | Views last month: 0
Federal
NODC Standard Format Intertidal/Subtidal (F100) Data (1974-1979) (NCEI Accession 0014193)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2007-03-21T00:00:00.000+00:00
This data type is used to support physical and biological studies of the intertidal/subtidal regime. There are eight data record types to: 1) identify the station, 2) report on the sediment...
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Search relevance: 19.35 | Views last month: 0
Federal
UH WRRC Ocean Outfall Biomonitoring: surveys and sampling data at selected sites near ocean sewage outfalls around Oahu, Hawaii, from 1990 to 2010
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-04-03T00:00:00.000+00:00
This dataset contains community structure of fish and macrobenthos, surveys of selected coral and fish assemblages, sediment monitoring, benthic faunal sampling, and fish census data from selected...
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Search relevance: 19.28 | Views last month: 0
Federal
Native Forest Restoration in West Maui and the Wahikuli Watershed: Sediment Accumulation and Native Plant Health from 2017-02-08 to 2021-08-02 (NCEI Accession 0241591)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-10-11T00:00:00.000+00:00
Coral Reef Alliance (CORAL) monitored the effectiveness of a native forest restoration project in the Wahikuli watershed using sediment accumulation measurements, native plant health, and percent...
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Search relevance: 18.78 | 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: 17.49 | Views last month: 0
Federal
NODC Standard Format Intertidal Organisms and Habitats (F030) Data (1974-1980) (NCEI Accession 0014153)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2007-03-20T00:00:00.000+00:00
This data type contains data from field sampling of marine organisms in intertidal or subtidal habitats. The data were collected to provide information about species abundance and distribution....
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Search relevance: 14.59 | Views last month: 0

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