Other ID: WF 81-2
Status: Completed
Organization(s): USGS, Woods Hole Coastal and Marine Science Center
Funding Program(s):
Principal Investigator(s): David Twichell
Affiliate Investigator(s):
Information Specialist(s):
Data Type(s): Location-Elevation: Navigation, Seismics: Boomer, Seismics: Sub Bottom Profiler, Sonar: Sidescan
Scientific Purpose/Goals: Map the morphology of the canyon heads and adjacent shelf, identify types and map the extent of bedforms in and around canyon heads, outline the shallow structures of the canyon heads to define recent history, and map areas of sediment erosion and accumulation.
Vehicle(s):
Start Port/Location: Woods Hole, MA
End Port/Location: Woods Hole, MA
Start Date: 1981-07-22
End Date: 1981-07-31
Equipment Used: Klein 595 100/500kHz sidescan sonar, EG&G 234, Edo Western Sidescan and 2.5 kHz sub-bottom system, Northstar 6000 LORAN-C, Single channel hydrophone
Information to be Derived: Morphology;
Summary of Activity and Data Gathered: 2.5 kHz: 89 km; Uniboom: 888 km; Sidescan: 401 km.
Staff: Gregory Miller, David Twichell
Affiliate Staff:
Glenn Greilich
Notes: Original Center People field contained: Dave Twichell - Ch. Sci.; Greg Miller, Glenn Greilich.
Location:
Lydonia Canyon, Oceanographer Canyon, Georges Bank area, United States, North America, North Atlantic;
Boundaries | |||
---|---|---|---|
North: 40.75 | South: 40.2466903 | West: -68.25 | East: -67.49085366 |
Platform(s):
Whitefoot |
Title | Survey Equipment | Description |
---|---|---|
Cruise report | (document not focused on specific equipment) | Chief Scientist's cruise report of ship movement, equipment, personnel, and a trackchart. |
Survey Equipment | Survey Info | Data Type(s) | Data Collected |
---|---|---|---|
Klein 595 100/500kHz sidescan sonar | --- | Sidescan | 1981-028-FA-SO-001 (microfilm of ) |
EG&G 234 | --- | Boomer | |
Edo Western Sidescan and 2.5 kHz sub-bottom system | --- | Sub Bottom Profiler Sidescan | |
Northstar 6000 LORAN-C | --- | Navigation | 1981-028-FA-LN-002-01 (Navigation data recovered from 9 track tape) 1981-028-FA-LN-001-01 (Cruise trackmap.) 1981-028-FA-LN-002 (Digital tape(s) of NV, NV-NSTAR, NV-NSTAR-FINAL, ) 1981-028-FA-LN-001 (Navigation trackline plot for field activity 81028) |
Single channel hydrophone | --- | Air Gun / Water Gun Boomer Bubble Gun Sparker Sub Bottom Profiler | 1981-028-FA-SE-001 ( Collection of paper record displays of seismic data( UNI) for lines ) 1981-028-FA-SE-002 (microfilm of ) |