Dataset Overview | National Centers for Environmental Information (NCEI)

Sargassum density and coverage using Moderate Resolution Imaging Spectroradiometer (MODIS) satellite data from 2001-01-01 to 2018-12-31 (NCEI Accession 0190272)

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This dataset includes the monthly mean Sargassum density/coverage derived from MODIS measurements. The data are stored in netcdf, GeoTIFF, or ascii format. The coverage data range from 2001 to 2018 and the density data range from 2001 to 2010. The location covers from 20°S to 50°N and 98°W to 15°E. The data resolution is 0.5° by 0.5°.

Dataset Citation

Cite as: Wang, Mengqiu; Hu, Chuanmin; Barnes, Brian (2019). Sargassum density and coverage using Moderate Resolution Imaging Spectroradiometer (MODIS) satellite data from 2001-01-01 to 2018-12-31 (NCEI Accession 0190272). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://www.ncei.noaa.gov/archive/accession/0190272. Accessed [date].

Dataset Identifiers

ISO 19115-2 Metadata

gov.noaa.nodc:0190272

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Download Data	HTTPS (download) Navigate directly to the URL for data access and direct download. FTP (download) These data are available through the File Transfer Protocol (FTP). FTP is no longer supported by most internet browsers. You may copy and paste the FTP link to the data into an FTP client (e.g., FileZilla or WinSCP).
Distribution Formats	Originator data format
Ordering Instructions	Contact NCEI for other distribution options and instructions.
Distributor	NOAA National Centers for Environmental Information +1-301-713-3277 NCEI.Info@noaa.gov
Dataset Point of Contact	NOAA National Centers for Environmental Information ncei.info@noaa.gov

Time Period	2001-01-01 to 2018-12-31
Spatial Bounding Box Coordinates	West: -98 East: 15 South: -20 North: 50
Spatial Coverage Map

General Documentation	NCEI Dataset Landing Page Navigate directly to the URL for a descriptive web page with download links. Descriptive Information Navigate directly to the URL for a descriptive web page with download links.
Associated Resources	Mapping and quantifying Sargassum distribution and coverage in the Central West Atlantic using MODIS observations. Remote sensing of environment https://optics.marine.usf.edu/projects/SaWS.html project website

Publication Dates	publication: 2019-06-26 revision: 2019-10-05
Data Presentation Form	Digital table - digital representation of facts or figures systematically displayed, especially in columns
Dataset Progress Status	Complete - production of the data has been completed Historical archive - data has been stored in an offline storage facility
Data Update Frequency	As needed
Supplemental Information	Submission Package ID: GB74EX In this accession, NCEI has archived multiple versions of these data. The latest (and best) version of these data has the largest version number.
Purpose	This dataset is available to the public for a wide variety of uses including scientific research and analysis.
Use Limitations	accessLevel: Public Distribution liability: NOAA and NCEI make no warranty, expressed or implied, regarding these data, nor does the fact of distribution constitute such a warranty. NOAA and NCEI cannot assume liability for any damages caused by any errors or omissions in these data. If appropriate, NCEI can only certify that the data it distributes are an authentic copy of the records that were accepted for inclusion in the NCEI archives.

Dataset Citation	Cite as: Wang, Mengqiu; Hu, Chuanmin; Barnes, Brian (2019). Sargassum density and coverage using Moderate Resolution Imaging Spectroradiometer (MODIS) satellite data from 2001-01-01 to 2018-12-31 (NCEI Accession 0190272). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://www.ncei.noaa.gov/archive/accession/0190272. Accessed [date].
Cited Authors	Wang, Mengqiu University of South Florida Hu, Chuanmin Barnes, Brian
Principal Investigators	Chuanmin Hu
Contributors	University of South Florida (USF)
Resource Providers	Mengqiu Wang University of South Florida (USF) University of South Florida (USF)
Points of Contact	Mengqiu Wang University of South Florida (USF)
Publishers	NOAA National Centers for Environmental Information
Acknowledgments	Related Funding Agency: National Oceanic and Atmospheric Administration Related Funding Agency: US National Aeronautic and Space Administration Related Funding Agency: US DOC; NOAA; NOS; NCCOS; RESTORE Science Program

Theme keywords	NODC DATA TYPES THESAURUS biological data MACROALGAE NODC OBSERVATION TYPES THESAURUS satellite data WMO_CategoryCode oceanography Global Change Master Directory (GCMD) Science Keywords EARTH SCIENCE > BIOLOGICAL CLASSIFICATION EARTH SCIENCE > BIOLOGICAL CLASSIFICATION > PLANTS > MACROALGAE (SEAWEEDS) Provider Keywords Sargassum coverage Sargassum density Sargassum mean biomass Sargassum mean coverage
Data Center keywords	NODC COLLECTING INSTITUTION NAMES THESAURUS University of South Florida NODC SUBMITTING INSTITUTION NAMES THESAURUS University of South Florida
Instrument keywords	NODC INSTRUMENT TYPES THESAURUS MODIS Global Change Master Directory (GCMD) Instrument Keywords MODIS > Moderate-Resolution Imaging Spectroradiometer
Place keywords	NODC SEA AREA NAMES THESAURUS Gulf of Mexico Mediterranean Sea North Atlantic Ocean Sargasso Sea South Atlantic Ocean South Pacific Ocean Global Change Master Directory (GCMD) Location Keywords OCEAN > ATLANTIC OCEAN > NORTH ATLANTIC OCEAN OCEAN > ATLANTIC OCEAN > NORTH ATLANTIC OCEAN > GULF OF MEXICO OCEAN > ATLANTIC OCEAN > NORTH ATLANTIC OCEAN > MEDITERRANEAN SEA OCEAN > ATLANTIC OCEAN > SOUTH ATLANTIC OCEAN OCEAN > PACIFIC OCEAN > SOUTH PACIFIC OCEAN
Project keywords	Provider Project Names NASA Ecological Forecast Program (NNX17AE57G) NASA Ocean Biology and Biogeochemistry Program (NNX14AL98G, NNX16AR74G) NOAA RESTORE Science Program (NA17NOS4510099)
Keywords	NCEI ACCESSION NUMBER 0190272

Use Constraints	Cite as: Wang, Mengqiu; Hu, Chuanmin; Barnes, Brian (2019). Sargassum density and coverage using Moderate Resolution Imaging Spectroradiometer (MODIS) satellite data from 2001-01-01 to 2018-12-31 (NCEI Accession 0190272). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://www.ncei.noaa.gov/archive/accession/0190272. Accessed [date].
Access Constraints	Use liability: NOAA and NCEI cannot provide any warranty as to the accuracy, reliability, or completeness of furnished data. Users assume responsibility to determine the usability of these data. The user is responsible for the results of any application of this data for other than its intended purpose.
Fees	In most cases, electronic downloads of the data are free. However, fees may apply for custom orders, data certifications, copies of analog materials, and data distribution on physical media.

Lineage information for: dataset
Processing Steps	2019-06-26T03:30:04Z - NCEI Accession 0190272 v1.1 was published. Rationale: Access to this revision of this accession has been limited, and full and open access is not available at this time. As acknowledged in NOAA Administrative Order 212-15, some data archived at NCEI may have specific access constraints that are mutually agreed upon and documented by the Data Producer / Data Provider and NCEI. 2019-10-05T07:49:48Z - NCEI Accession 0190272 was revised and v2.2 was published. Rationale: Updates were received for this dataset. These updates were copied into the data/0-data/ directory of this accession. These updates may provide additional files or replace obsolete files. This version contains the most complete and up-to-date representation of this archival information package. All of the files received prior to this update are available in the preceding version of this accession.
Output Datasets	NCEI Accession 0190272 v2.2 NCEI Accession 0190272 v2.2 (download) published 2019-10-05T07:49:48Z

Lineage information for: dataset

Processing Steps

2019-06-26T03:30:04Z - NCEI Accession 0190272 v1.1 was published.
Rationale: Access to this revision of this accession has been limited, and full and open access is not available at this time. As acknowledged in NOAA Administrative Order 212-15, some data archived at NCEI may have specific access constraints that are mutually agreed upon and documented by the Data Producer / Data Provider and NCEI.
2019-10-05T07:49:48Z - NCEI Accession 0190272 was revised and v2.2 was published.
Rationale: Updates were received for this dataset. These updates were copied into the data/0-data/ directory of this accession. These updates may provide additional files or replace obsolete files. This version contains the most complete and up-to-date representation of this archival information package. All of the files received prior to this update are available in the preceding version of this accession.

Output Datasets

NCEI Accession 0190272 v2.2
- NCEI Accession 0190272 v2.2 (download)
  published 2019-10-05T07:49:48Z

Lineage information for: dataset
Processing Steps	Parameter or Variable: Sargassum density (calculated); Units: kg/m^2; Observation Category: satellite; Sampling Instrument: MODIS. Parameter or Variable: Sargassum coverage (calculated); Units: % coverage; Observation Category: satellite; Sampling Instrument: MODIS. Parameter or Variable: Sargassum mean biomass (calculated); Units: million tons; Observation Category: satellite; Sampling Instrument: MODIS; Sampling and Analyzing Method: Total Sargassum biomass in the Caribbean Sea and Central Atlantic Ocean from 2011 to 2018. Parameter or Variable: Sargassum mean coverage (calculated); Units: km^2; Observation Category: satellite; Sampling Instrument: MODIS; Sampling and Analyzing Method: Total Sargassum coverage in the Caribbean Sea and Central Atlantic Ocean from 2000 to 2018.

Lineage information for: dataset

Processing Steps

Parameter or Variable: Sargassum density (calculated); Units: kg/m^2; Observation Category: satellite; Sampling Instrument: MODIS.
Parameter or Variable: Sargassum coverage (calculated); Units: % coverage; Observation Category: satellite; Sampling Instrument: MODIS.
Parameter or Variable: Sargassum mean biomass (calculated); Units: million tons; Observation Category: satellite; Sampling Instrument: MODIS; Sampling and Analyzing Method: Total Sargassum biomass in the Caribbean Sea and Central Atlantic Ocean from 2011 to 2018.
Parameter or Variable: Sargassum mean coverage (calculated); Units: km^2; Observation Category: satellite; Sampling Instrument: MODIS; Sampling and Analyzing Method: Total Sargassum coverage in the Caribbean Sea and Central Atlantic Ocean from 2000 to 2018.

Acquisition Information (collection)
Instrument	MODIS

Last Modified: 2023-12-20T14:19:37Z
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Sargassum density and coverage using Moderate Resolution Imaging Spectroradiometer (MODIS) satellite data from 2001-01-01 to 2018-12-31 (NCEI Accession 0190272)

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