• Organization: Department of the Interior
• Updated: 2023-01-09T00:00:00Z

This dataset accompanies planned publication 'Near-Ridge Magmatism Constrained Using 40Ar/39Ar Dating of Enriched MORB from the 8°20' N Seamount Chain'. The Ar/Ar data are for samples that record...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2012-05-01T00:00:00.000+00:00

This summer, an interdisciplinary scientific team spent 9 days aboard the Woods Hole Oceanographic Institution's research vessel Atlantis II and used the deep-sea manned submersible...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-12-04T00:00:00.000+00:00

NOAA Ship Okeanos Explorer will operate 24-hour multibeam and singlebeam mapping surveys over a 3,937 nautical mile transit over the western extent of the New England Seamount Chain, including the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-07-01T00:00:00.000+00:00

Transit mapping operations will collect bathymetric, water column backscatter, seafloor backscatter data, and sub-bottom profile data.

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-10-30T19:27:36.000+00:00

Multibeam, single beam, and subbottom sonar data will be collected 24 hours a day and XBT casts will be conducted at an interval defined by prevailing oceanographic conditions, but not to exceed...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-05-26T00:00:00.000+00:00

The 2004 Gulf of Alaska Seamount Expedition will use the deep submergence vehicle (DSV) Alvin to explore five large seamounts. Giacomini, Pratt, Welker, Denson, and Dickens seamounts stretch over...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-09-30T00:00:00.000+00:00

Multibeam, single beam, and subbottom sonar data will be collected 24 hours a day and XBT casts will be conducted at an interval defined by prevailing oceanographic conditions, but not to exceed...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-10-30T16:42:54.000+00:00

Within the Caribbean region, numerous unexplored seamounts punctuate the seafloor holding records of geologic, biologic and oceanographic processes over different time-scales. Seamounts are...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-10-30T19:22:43.000+00:00

Multibeam and singlebeam mapping operations will be conducted 24 hours a day throughout the cruise. Sub-bottom profile mapping will be conducted 24 hours a day at the discretion of the CO. Most of...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2015-10-05T00:00:00.000+00:00

Multibeam and singlebeam mapping operations were conducted 24 hours a day throughout the cruise. Sub-bottom profile mapping was conducted 24 hours a day at the discretion of the CO. Most of the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2011-04-27T00:00:00.000+00:00

This summer, with the help of the Alvin submersible, a multidisciplinary team of scientists and educators visited several little known seamounts in the North Atlantic, along with at least one...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-12-23T00:00:00.000+00:00

This dataset contains oceanographic data collected along the continental slope submarine canyons, en route to and returning from the North Atlantic Seamount Chain. ROV operations were conducted on...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-10-23T00:00:00.000+00:00

Temperature, conductivity, east-west current component, north-south current component, depth, pressure, and salinity data were collected using current meter, thermistor, mooring casts in the...

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• Organization: Department of the Interior
• Updated: 2023-04-21T00:00:00Z

The Hawaiian-Emperor chain, the surface expression of the Hawaiian mantle plume which has been active for at least 81 Ma, is divided into the Emperor Seamounts (81-47 Ma), Northwest Hawaiian Ridge...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-10-30T19:27:13.000+00:00

High resolution mapping data from vessel multibeam and submersible sonar systems; singlebeam and sub-bottom profile data; periodic CTD casts; submersible CTD data; underwater video from...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-09-10T00:00:00.000+00:00

Subbottom Profile data files: Subbottom Profiler

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• Organization: Department of the Interior
• Updated: 2024-09-24T00:00:00Z

This data release is a polygon shapefile representing prospective occurrence regions of ferromanganese crusts and abyssal ferromanganese nodules on the seafloor throughout the global oceans....

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-10-30T19:25:44.000+00:00

High resolution mapping data from vessel multibeam and submersible sonar systems; singlebeam and sub-botoom profile data; periodic CTD casts; submersible CTD data; underwater video from...

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-10-07T00:00:00.000+00:00

Subbottom Profile data files: Subbottom Profiler

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• Organization: Department of the Interior
• Updated: 2024-03-18T00:00:00Z

A shapefile of 311 undersea features from all major oceans and seas has been created as an aid for retrieving georeferenced information resources. Version 1.1 of the data set also includes a...

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