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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1981-016-FA

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Other ID: NE-81-2

Status: Completed

Organization(s): USGS, Woods Hole Coastal and Marine Science Center

Funding Program(s):

Principal Investigator(s): John Grow, Deborah Hutchinson

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Electro-Magnetic: Magnetics, Location-Elevation: Navigation, Seismics: Multichannel, Sonar: Single Beam

Scientific Purpose/Goals: Determine whether the Connecticut Valley Triassic grabens extend south of New Haven into Long Island Sound. Determine whether sub-basement reflectors can be identified, especially in the vicinity of the gravity maximum which crosses western Long Island Sound and which is part of a major gravity anomaly extending from Georgia to Newfoundland.

Vehicle(s):

Start Port/Location: Noank, CT

End Port/Location: Woods Hole, MA

Start Date: 1981-06-02

End Date: 1981-06-12

Equipment Used: Varian V-75 magnetometer, Raytheon DE-719 precision echo sounder, Northstar 6000 LORAN-C, Multichannel seismics

Information to be Derived:

Summary of Activity and Data Gathered: 12-channel Seismic data: 301 km; Magnetics: 301 km; Fathometer: 157.3 km.

Staff: John Grow, Deborah Hutchinson, Frank W. Jennings, David Nichols

Affiliate Staff:
Scott Chalker
Shore Coordinator

Notes: Original Center People field contained: John Grow, Co-Chief Scientist; Debbie Hutchinson, Co-Chief Scientist; Frank Jennings, Chief Technician; Dave Nichols, DFS V Technician; Scott Chalker, Shore Coordinator.
Project = Mid Atlantic Resources, Mid Atlantic Resources

Location:

Long Island Sound, New York, Connecticut, United States, North America, North Atlantic,

Boundaries
North: 41.25 South: 40.58333 West: -73.5 East: -72.16667

Platform(s):

photo of Neecho
Neecho

Publications

Portals/Viewers

Documents associated with this activity

Title Survey Equipment Description
Cruise report (document not focused on specific equipment) Chief Scientist's cruise report of ship movement, equipment and data acquisition notes, equipment configurations, data tabulations, personnel, track chart. Also has 2 photos of operations.
Geophysics log Multichannel seismics Geophysics Logbook containing pre-cruise plan; data acquisition notes for multichannel air gun and streamer systems and navigation; technician's DFS V observer's daily report; configuration of ship, air and water guns, streamer, magnetometer, and fathometer; streamer monitor; and line summary containing start and end times, positions, length, and tape numbers.

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Varian V-75 magnetometer --- Magnetics
Raytheon DE-719 precision echo sounder --- Single Beam
Northstar 6000 LORAN-C --- Navigation
1981-016-FA-LN-001 (Navigation trackline plot for field activity 81016)
Multichannel seismics --- Multichannel
1981-016-FA-SE-001 ( Collection of paper record displays of seismic data( AIR) for lines )
1981-016-FA-SO-001 (microfilm of *MAG,NEAR TRACE MONITER)
1981-016-FA-SE-003-01 (SEGY seismic data recovered from 9track tape)
1981-016-FA-SE-002 (microfilm of *MAG,NEAR TRACE MONITER)

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