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This data set contains static maps, GIS maps, and geographic location files of marine debris located in the coastal waters of the Northern Gulf of Mexico. The data files represent item location,...
Search relevance: 1.00 | Views last month: 72 | Catalog Last Checked: October 26, 2026 at 09:10 PM -
Bathymetric, topographic, and grain-size data were collected in April 2011 along a 27-mi (43.5 – km) reach of the Colorado River in Grand Canyon National Park, Arizona. The study reach begins at...
Search relevance: 1.00 | Views last month: 18 | Catalog Last Checked: September 10, 2026 at 10:31 PM -
Bathymetric terrain models of seafloor morphology are an important component of marine geological investigations. Advances in acquisition and processing technologies of bathymetric data have...
Search relevance: 1.00 | Views last month: 17 | Catalog Last Checked: September 10, 2026 at 09:21 PM -
During EX1402L1, multibeam,single beam, and subbottom data will be collected 24 hours a day and XBT casts will be conducted at an interval defined by prevailing oceanographic conditions,...
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An Ellipsoidally Referenced Survey (ERS) using two Teledyne Reson SeaBat T50-P multibeam echosounders, in dual-head configuration, was conducted by the U.S. Geological Survey (USGS) St. Petersburg...
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In EX-11-06, the final cruise involving the NOAA Ship Okeanos Explorer in the 2011 Field Season, the ship will depart from Pascagoula, MS, round the Florida Keys, transit along the...
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Multibeam bathymetry data were collected along the Queen Charlotte-Fairweather Fault between Icy Point and Dixon Entrance, offshore southeastern Alaska from 2016-05-17 to 2016-06-12. Data were...
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Normal underway operations and mapping patch testing. Bathymetric mapping of either the Murray or Molokai Fracture Zones during the transit to Hawaii is planned, as allowed by equipment...
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The Terrain Ruggedness Index (TRI) calculates the average difference in elevation between a small area (a center pixel of 13 x 13 m) and its surrounding area (neighboring pixels). The TRI was...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: September 10, 2026 at 08:52 PM -
In EX-11-06, the final cruise involving the NOAA Ship Okeanos Explorer in the 2011 Field Season, the ship will depart from Pascagoula, MS, round the Florida Keys, transit along the...
Search relevance: 1.00 | Views last month: 12 | Catalog Last Checked: August 03, 2026 at 12:14 AM -
Marine geophysical mapping of the Queen Charlotte Fault in the eastern Gulf of Alaska was conducted in 2016 as part of a collaborative effort between the U.S. Geological Survey and the Alaska...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: September 10, 2026 at 10:33 PM -
Multibeam and single beam 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 6 hours....
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 03, 2026 at 12:15 AM -
Operations will include 24 hour/day mapping operations using the ship’s deep water mapping systems (Kongsberg EM302 multibeam sonar, EK60 split-beam fisheries sonars, ADCPs, and Knudsen...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 03, 2026 at 12:16 AM -
The U.S. Geological Survey, in cooperation with the National Oceanic and Atmospheric Administration and the Connecticut Department of Environmental Protection, has produced detailed geologic maps...
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Between February and August 2012, a team of NOAA and external partners will conduct a mapping ‘blitz’ focused on deepwater canyons off the northeastern seaboard. In preparation for this series of...
Search relevance: 1.00 | Views last month: 10 | Catalog Last Checked: August 03, 2026 at 12:13 AM -
Detailed bathymetric maps of the sea floor in Block Island and Rhode Island Sounds are of great interest to the New York, Rhode Island, and Massachusetts research and management communities...
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Gridded (5 m cell size) bathymetry of the shelf and slope environments of Baker Island, Pacific Remote Island Areas, Central Pacific. Almost complete bottom coverage was achieved in depths between...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 06:45 AM -
Gridded bathymetry (60m) of the shelf and slope environments of the Northwestern Hawaiian Islands, USA within UTM Zone 4. Bottom coverage was achieved in depths between 0 and 5000 meters. The...
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ArcInfo GRID format bathymetry data generated from the 2001 multibeam sonar survey the major deltas of southern Puget Sound (Tacoma), WA., including Nisqually, Puyallup, and Duwamish Deltas. This...
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The bathymetry (bottom elevation) of the downstream lock approach and lock chamber of Peoria Lock, near Peoria, Illinois, was surveyed on September 19, 2019. The data were collected using a...
Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: September 10, 2026 at 10:34 PM
