Found 352 datasets matching "Digital sidescan-sonar".
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In 1989, the U.S. Geological Survey (USGS) began a major geologic and oceanographic investigation of the Gulf of the Farallones continental shelf system, designed to evaluate and monitor human...
Search relevance: 145.61 | Views last month: 1 -
This CD-ROM contains digital high resolution sidescan-sonar data collected during USGS cruise ALPH98013 aboard the F/V Alpha & Omega II. The coverage lies within the New York Bight Apex, offshore...
Search relevance: 92.53 | Views last month: 0 -
This CD-ROM contains digital high resolution sidescan sonar data collected during the USGS Cruise 97009 aboard the R/V MS MS Coastal. This CD-ROM (Compact Disc-Read Only Memory) has been...
Search relevance: 88.96 | Views last month: 2 -
This part of the data release presents a digital elevation model (DEM) created from bathymetry data collected on February 1, 2011, in the Sacramento River from the confluence of the Feather River...
Search relevance: 87.04 | Views last month: 0 -
This DVD-ROM contains digital high resolution sidescan-sonar data collected during USGS cruise SEAX 96004 aboard the R/V Seaward Explorer. The coverage lies along New York Bight. This DVD-ROM...
Search relevance: 86.05 | Views last month: 0 -
This part of the data release contains a grid of standard deviations of bathymetric soundings within each 0.5 m x 0.5 m grid cell. The bathymetry was collected on February 1, 2011, in the...
Search relevance: 82.93 | Views last month: 0 -
This CD-ROM contains digital high resolution sidescan-sonar data collected during USGS cruise SEAX95007 aboard the R/V Seaward Explorer. The coverage lies within the New York Bight Apex, offshore...
Search relevance: 80.94 | Views last month: 0 -
In 1989, the U.S. Geological Survey (USGS) began a major geologic and oceanographic investigation of the Gulf of the Farallones continental shelf system, designed to evaluate and monitor human...
Search relevance: 70.35 | Views last month: 0 -
In 1989, the U.S. Geological Survey (USGS) began a major geologic and oceanographic investigation of the Gulf of the Farallones continental shelf system, designed to evaluate and monitor human...
Search relevance: 70.11 | Views last month: 0 -
In 1989, the U.S. Geological Survey (USGS) began a major geologic and oceanographic investigation of the Gulf of the Farallones continental shelf system, designed to evaluate and monitor human...
Search relevance: 68.86 | Views last month: 0 -
Multibeam and sidescan sonar were collected for a total of 15 sites in the North Arm, Maxwell Bay, and St. Albans Bay of Lake Minnetonka, Minnesota, to determine whether hydroacoustics could be...
Search relevance: 66.69 | Views last month: 0 -
The sidescan sonar image of the nearshore seafloor (0 to 100 m water depths) of the South Anacapa area was mosaicked from data collected in 1999 and 2000. A Klein 2000 sidescan system was used...
Search relevance: 66.28 | Views last month: 0 -
The Gulf of Alaska U.S. EEZ GLORIA digital sidescan-sonar mosaic covers about 806,000 square kilometers (sq km) of sea-floor. The mosaic shows the sea-floor morphology from Uminak Pass to Dixon...
Search relevance: 66.02 | Views last month: 0 -
This dataset is a digital image mosaic of sidescan for six sites where known rock structures exist in the St. Croix River. Sidescan sonar emits conical or fan-shaped beam down across a wide angle...
Search relevance: 65.73 | Views last month: 0 -
In 1995, the USGS, in cooperation with the U. S. Army Corps of Engineers, New York District, began a program designed to generate reconnaissance maps of the sea floor offshore of the New York-New...
Search relevance: 65.47 | Views last month: 0 -
The sidescan sonar image of the nearshore seafloor (0 to 100 m water depths) of the Southeast Santa Cruz area was mosaicked from data collected in 1999. A Klein 2000 sidescan system was used for...
Search relevance: 65.26 | Views last month: 0 -
The sidescan sonar image of the nearshore seafloor (0 to 100 m water depths) of the North Anacapa Passage area was mosaicked from data collected in 2000. A Klein 2000 sidescan system was used for...
Search relevance: 65.08 | Views last month: 0 -
The sidescan sonar image of the nearshore seafloor (0 to 100 m water depths) of the southern Anacapa Passage area was mosaicked from data collected in 1999 and 2000. A Klein 2000 sidescan system...
Search relevance: 65.08 | Views last month: 0 -
In 1984, the U.S. Geological Survey (USGS), Office of Marine Geology, launched a program using the Geological LOng-Range Inclined Asdic (GLORIA) sidescan-sonar system to study the entire U.S....
Search relevance: 64.08 | Views last month: 0 -
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...
Search relevance: 61.34 | Views last month: 0