Datasets
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Worldwide Marine Seismic Reflection Profiles
NCEI maintains a large volume of both analog and digital seismic reflection data. Currently only a limited number of lines are available online. Digital data include SEGY files... -
CHIRP Subbottom Profiler Data for the US Atlantic Margin
Knudsen 3260 CHIRP subbottom profiler - CHIRP Subbottom Profiler data were collected in Raw Knudsen SEG-Y Datagram format. -
Subbottom Profile Data Collection for EX1404_2: Our Deepwater Backyard: Exploring the Atlantic Canyons and Seamounts
Subbottom Profile data files: Subbottom Profiler -
Subbottom Profile Data Collection for EX1103L2: Galapagos Rift Expedition
Profile data files: Subbottom Profiler -
CHIRP high-resolution seismic profiles from U.S. Atlantic Continental Margin
ODEC Bathy2000 CHIRP data collected simultaneously with multibeam bathymetry and acoustic backscatter. -
Chirp Subbottom Profiler Data Collected in Pamlico Sound on Cruise RVRiggs_05_20_22_2014 of RV Riggs for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) Project
Edgetech 216 chirp data (SEG-Y format) collected for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) project, OCE-1130843. Survey area covers the Ocracoke... -
Chirp Subbottom Profiler Data Collected in Pamlico Sound on Cruise RVRiggs_06_12_2013 of RV Riggs for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) project
Edgetech 216 chirp data (SEG-Y format) collected for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) project, OCE-1130843. Survey area covers portions of... -
Chirp Subbottom Profiler Data Collected in Pamlico Sound on Cruise RVRiggs_07_30_2013 of RV Riggs for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) project
Edgetech 216 chirp data (SEG-Y format) collected for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) project, OCE-1130843. Survey area covers portions of... -
Subbottom Profile Data Collection for EX1101: EX1101 Ship Shakedown and Patch Tests Cruise (EX1101) on Okeanos Explorer in North Pacific Ocean between 20110316 and 20110401
Knudsen CHIRP 3260 Sub-bottom Profiler raw files (.kea, .keb) -
Raw ODEC Bathy2000 CHIRP Subbottom Profiler - CHIRP High-Resolution Seismic Profile data for the Chukchi Cap and Arctic Ocean
ODEC Bathy2000 CHIRP subbottom profiler - CHIRP high-resolution Seismic Profile data were collected in Raw ODEC Bathy2000 CHIRP dat Datagram Format. -
Subbottom Profile Data Collection for EX1201: Subottom Data Collected Aboard Okeanos Explorer from 2012-02-04 to 2012-02-23
Profile data files: Subbottom Profiler -
MGL111 Chirp - US Extended Continental Shelf Project: Bering Sea CHIRP High-Resolution Seismic Profile Data
The Knudsen 2620 acquired sub-bottom profiles continuously throughout the cruise. The Knudsen was operated in 3.5 kHz Chirp mode, emitting a 1.5 kHz to 5 kHz (3 kHz bandwidth... -
Chirp Subbottom Profiler Data Collected in Pamlico Sound on Cruise SndPt_05_21_22_2012 of RV Riggs for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) Project
Edgetech 216 chirp data (SEG-Y format) collected for the Coastal Hydrodynamics and Natural Geologic Evolution (CHaNGE) project, OCE-1130843. Survey area covers portions of... -
Raw Knudsen Chirp 320BR Subbottom Profiler - CHIRP Subbottom Profiler Data for the Chukchi Cap and Arctic Ocean
Knudsen Chirp 320BR subbottom profiler - CHIRP Subbottom Profiler data were collected in Raw Knudsen SEG-Y Datagram format. -
CHIRP High-resolution Seismic Profiles from U.S. Atlantic Continental Margin
ODEC Bathy2000 CHIRP data collected simultaneously with multibeam bathymetry and acoustic backscatter. -
MGL1109 Chirp - US Extended Continental Shelf Project: Gulf of Alaska CHIRP High-Resolution Seismic Profile Data
The Knudsen 2620 acquired sub-bottom profiles continuously throughout the cruise. The Knudsen was operated in 3.5 kHz Chirp mode, emitting a 1.5 kHz to 5 kHz (3 kHz bandwidth... -
Worldwide Echo-Sounding Correction Tables to Convert to Standard Velocity Depths
Echo-sounding tables (3rd Edition) were prepared by D.J.T. Carter of the Marine Information and Advisory Service (United Kingdom) for the conversion of raw echo-sounding...