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Metadata
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ID
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L-12-80-WF
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Abstract
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Chief Scientist: Bill Normark. Geological and Geophysical
data (12khz, 3dot5khz, magnetics, transitsatellite, LoranC,
dopplersonar, airgun, gravitycore, chaindredge,
integratednavigation) of field activity L-12-80-WF in Juan de
Fuca from 10/29/1980 to 11/13/1980
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Chief Scientist
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Bill Normark
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Activity Type
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Geological and Geophysical
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Platform
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Samuel Phillips Lee
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Area of Operation
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Juan de Fuca
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Location map
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Bounding Coordinates
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46.17410
-130.77483 -123.70733
36.60505
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Ports
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leave Astoria, OR
arrive Redwood City, CA
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Dates
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10/29/1980 (JD 303) to 11/13/1980 (JD 318)
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Analog Materials
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list
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Index map
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Crew
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Andy Stevenson
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Geologist
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Bill Normark
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Chief Scientist
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Bob Patrick
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Electronics Technician
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Bob Wilson
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Mechanical Technician
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Chris Gutmacher
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Dafe Curator
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Dave Clague
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Geologist
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Richard Heagney
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Chief Mate
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Jackie Eaby
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Navigator
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Jan Morton
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Geophysicist
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Jill Karsten
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Unspecified Investigatr
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Jim Saltzgaber
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Chief Engineer
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John Delaney
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Unspecified Investigatr
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Kaye Kinoshita
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Navigator
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Kevin O'Toole
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Mechanical Technician
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Larry Kooker
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Electronics Technician
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Terry Keith
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Geologist
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Terry Ruff
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Ship Captain
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Equipment Used
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12khz
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3dot5khz
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magnetics
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transitsatellite
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LoranC
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dopplersonar
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airgun
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gravitycore
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chaindredge
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integratednavigation
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NGDC Overview
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! Converted to time format with year at start.
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!
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DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data)
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MCG Data Collection ID --- L1280WF
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Institution Data Collection ID --- L1280WF
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NGDC ID --- 06050059
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Funding --- U.S. DEPT. INTERIOR
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Project, Cruise & Leg --- (unspecified)
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Study region --- +47.00000,+36.00000,-131.00000,-123.00000
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Chief Scientist(s) --- Bill Normark
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Name of vessel --- Lee (surface ship)
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Date field data collection started --- 10/29/80 ASTROIA, WASHINGTON
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Date field data collection ended --- 11/13/80 REDWOOD CITY, CALIF.
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Parameters surveyed ---
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Bathymetry: surveyed, contained in data file
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Magnetics: surveyed, contained in data file
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Gravity: not surveyed
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High-resolution seismics: surveyed, but not contained in data file
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Deep penetration seismics: not surveyed
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Format --- (I1,A8,F5.2,4I2,F5.3,F8.5,F9.5,I1,F6.4,F6.1,I2,i1,3F6.1,I1,F5.1,F6.0,F7.1,F6.1,F5.1,A8,4I1)
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Date of data input to NGDC --- 06/12/87
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Contributing institution --- USGS Branch of Pacific Marine Geology
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Country --- United States
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Navigation instrumentation --- SATNAV,LORAN-C,DOPPLAR SONAR
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Position determination method --- PRIM-SATNAV, SEC-INTEGRATED NAV
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Bathymetry instrumentation --- 12KHZ WIDE 1 SEC, 3.5KHZ WIDE 1 SEC
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Additional forms of bathymetric data --- RECORDER ROLLS
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General rate of bathymetry in file --- 0.9 minutes
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General collection rate of bathymetry --- 20/SECONDS
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Assumed sound velocity --- 1463.0 m/sec
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Bathymetric datum code --- No correction applied (sea level)
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Bathmetry interpolation scheme --- NO INTERPOLATION; DATA INTERVAL 1-5 MIN. W/INFLECTIONS
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Magnetics instrumentation --- PROTON PRECESSION MAG-GEOMETRICS G-801
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Additional forms of magnetics data --- ANALOG RECORDS
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General rate of magnetics in file --- 5.3 minutes
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General collection rate of magnetics --- 4 seconds
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Magnetic sensor tow distance --- 750 meters
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Magnetic sensor depth --- (unspecified)
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Two sensor horizontal separation --- (unspecified)
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Residual magnetics reference field --- IGRF-75
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Method of applying residual field --- LINEAR INTERP. BETWEEN NAV. PTS. (AVG.309M)
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Seismic instrumentation --- SINGLE CHANNEL SEISMICS
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Formats of seismic data --- (unspecified)
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Notes ---
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DATA DIGITIZED MANUALLY BY USGS UNDER CONRACT TO DEFENSE MAPPING AGENCY
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DIGITIZING INTERVAL VARIABLE, DEPENDING UPON GRADIENTS, BUT SAMPLES SHOUL
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BE RECORDED AT LEAST EVERY 5 MNUTES, WITH INFLECTION PTS.
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FOR INFORMATION REGARDING DATA, CONACT: GRAIG MCHENDRIE, USGS
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(415) 856-7147 FTS 467-7147
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Publications
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Fildani, Andrea, and Normark, W.R., 2004, Late Quaternary evolution of channel
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and lobe complexes of Monterey Fan, Marine Geology 206, p. 199-223.
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available on line at:
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="new">http://walrus.wr.usgs.gov/reports/reprints/Fildani_MG_206.pdf
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Normark, W.R., Morton, J.L., and Delaney, J.R., 1982, Geologic setting of massive sulfide
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deposits and hydrothermal vents along the southern Juan de Fuca Ridge: U.S. Geological
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Survey Open-File Report 82-0200-A, 22 p.
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Normark, William R., Lupton, John E., Murray, James W., Koski, Randolph A., Clague, David A.,
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Morton, Janet L., Delaney, John R., and Johnson, H. Paul, 1982, Polymetallic sulfide deposits
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and water-column tracers of active hydrothermal vents on the southern Juan de Fuca Ridge, in
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Special issue, Polymetallic sulfides: Marine Technology Society Journal, v. 16, no. 3,
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p. 46-53.
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Normark, William R., Morton, Janet L., Koski, Randolph A., and Clague, David A., 1983,
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Active hydrothermal vents and sulfide deposits on the southern Juan de Fuca Ridge: Boulder, CO,
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Geology, v. 11, no. 3, p. 158-163.
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Normark, W.R., and Clague, David, 1983, Geology and mineral deposits of the Juan de Fuca
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Ridge off Oregon: U.S. Geological Survey Professional Paper 1375, p. 110.
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Koski, Randolph A., Normark, William R., and Morton, Janet Lee, 1985, Massive sulfide deposits
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on the southern Juan de Fuca Ridge; results of investigations in the USGS study area, 1980-83, in
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Rona, Peter A., and Koski, Randolph A., eds., Theme issue, Polymetallic sulfide deposits:
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Marine Mining, v. 5, no. 2, p. 147-164.
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Normark, William R., 1982, Geologic setting of polymetallic sulfide deposits on East Pacific
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Rise at 21 degrees N and Juan de Fuca Ridge near 45 degrees N, in Wilson, Stuart T., ed.,
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Transactions of the Third Circum-Pacific energy and mineral resources conference: Transactions
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of the Circum-Pacific Energy and Mineral Resources Conference, v. 3, p. 366.
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Normark, William R., and Morton, Janet L., 1987, Detailed structural mapping of an ocean rift,
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using acoustic-transponder positioning; problems of net maintenance (1981-86) and new experiments
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possible with long-life transponders, in Kumar, Muneendra, and Maul, George A., Proceedings;
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International symposium on Marine positioning: Dordrecht, Netherlands, D. Reidel Publ. Co.
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Normark, William R., and Gutmacher, Christina E., 1989, Major submarine fans of the California
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continental rise, Winterer, E.L., and Hussong, Donald M., and Decker, Robert W., eds., The eastern
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Pacific Ocean and Hawaii: Denver, CO, Geological Society of America.
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Got Help?
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For L-12-80-WF, we would appreciate any information on -- contract, days at sea, dive count, funding, information specialist, information to be derived, kms of navigation, national plan, notes, organization, owner, project, project number, purpose, scanned materials, seismic description, station count, station description, submersible, summary, tabulated info.
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