Other ID: MGL1407
Status: Completed
Organization(s): USGS, Woods Hole Coastal and Marine Science Center
Funding Program(s): Law of the Sea - Outer Limits of the US Continental Margins (LQ000FQ)
Principal Investigator(s): Deborah Hutchinson, Nathaniel Miller
Affiliate Investigator(s):
Information Specialist(s): Matthew Arsenault
Data Type(s): Electro-Magnetic: Gravity, Electro-Magnetic: Magnetics, Location-Elevation: Navigation, Seismics: Air Gun / Water Gun, Seismics: Multichannel, Seismics: Sub Bottom Profiler, Sonar: Multibeam
Scientific Purpose/Goals: To map sediment thickness in order to define the outer limits of the U.S. Extended Continental Shelf beyond 200 nautical miles; and to better understand landslide processes on the Atlantic margin.
Vehicle(s):
Start Port/Location: Newark, NJ
End Port/Location: Norfolk, VA
Start Date: 2014-08-13
End Date: 2014-09-05
Equipment Used: Knudsen echo sounder 320B/R, Geometrics G-856 magnetometer, Bell Aerospace BGM-3 gravimeter, DGPS, Other, EM122 12 kHz multibeam
Information to be Derived: Sediment thickness, location of fracture zones
Summary of Activity and Data Gathered: Magnetics and gravity data, seismics and sonar.
Staff: Matthew Arsenault, Wayne Baldwin, David Foster, Deborah Hutchinson, Eric Moore, Thomas O'Brien
Affiliate Staff:
Notes: Draft environmental compliance documents and permits were completed in April. USGS EA for 2014-011-FA is posted at:
https://woodshole.er.usgs.gov/project-pages/environmental_compliance/index.html
Location:
Atlantic Continental Margin, (NC to Maine), United States, North America, North Atlantic
Boundaries | |||
---|---|---|---|
North: 43.16512263 | South: 32.61671135 | West: -78.3984 | East: -67.421877 |
Platform(s):
![]() Marcus G. Langseth |
Arsenault, M.A., Miller, N.C., Hutchinson, D.R., Baldwin, W.E., Moore, E.M., Foster, D.S., O'Brien, T.F., and Fortin, W.F., 2017, Geophysical data collected along the Atlantic continental slope and rise 2014, U.S. Geological Survey Field Activity 2014-011-FA, cruise MGL1407: U.S. Geological Survey data release, https://doi.org/10.5066/F7V69HHS.
Survey Equipment | Survey Info | Data Type(s) | Data Collected |
---|---|---|---|
Knudsen echo sounder 320B/R | --- | Sub Bottom Profiler | |
Geometrics G-856 magnetometer | --- | Magnetics | |
Bell Aerospace BGM-3 gravimeter | --- | Gravity | |
DGPS | --- | Navigation | |
Other | --- | --- | --- |
EM122 12 kHz multibeam | --- | Multibeam |