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USGS CMG L-1-86-NC Metadata


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Metadata

ID	L-1-86-NC
Abstract	Chief Scientist: Jan Morton. Geological and Geophysical data (3dot5khz, 12khz, airgun, bottomtransponder, GPS, integratednavigation, RhoRho, transitsatellite, gravitycore, chaindredge, Niskenbottle, underwatercamera, underwatertelevision) of field activity L-1-86-NC in Gorda Ridge, Northern California from 06/30/1986 to 07/14/1986
Chief Scientist	Jan Morton
Activity Type	Geological and Geophysical
Platform	Samuel Phillips Lee
Area of Operation	Gorda Ridge, Northern California
Location map
Bounding Coordinates	41.07375 -127.71479 -122.22691 37.58811
Ports	leave Redwood City, CA arrive Eureka, CA
Dates	06/30/1986 (JD 181) to 07/14/1986 (JD 195)
Analog Materials	list

Index map

Crew

Al McClenaghan	Ship Captain
Bill Lafleur	Chief Engineer, USGS Western Region
Carol Reiss	Watchstander, USGS Western Region
Chris Poppe	Chief Mate, USGS Western Region
Chuck Gilbert	Watchstander, USGS Western Region
Corky Ozanne	Mechanical Technician, USGS Western Region
Eileen Hemphill-Haley	Navigator, USGS Western Region
Hal Williams	Mechanical Technician, USGS Western Region
Hank Chezar	Geologist, USGS Western Region
Jack Lee	Electronics Technician, USGS Western Region
Jan Morton	Chief Scientist, USGS Western Region
Joe Thomas	Electronics Technician, USGS Western Region
John Gann	Navigator, USGS Western Region
John Rapp	Geochemist, USGS Western Region
Kaye Kinoshita	Navigator, USGS Western Region
Laura Benninger	Geologist, USGS Western Region
Linda Monroe	Watchstander, The Oregon
Mitch Lyle	Geologist, Or. St. U.
Pat Crocker	Watchstander, USGS Western Region
Pat Shanks	Geologist, USGS Western Region
Stephanie Ross	Geologist, USGS Western Region
Wendy Bohrson	Geologist, USGS Western Region

Equipment Used

3dot5khz

12khz

airgun

bottomtransponder

GPS

integratednavigation

RhoRho

transitsatellite

gravitycore

chaindredge

Niskenbottle

underwatercamera

underwatertelevision

Notes

Gorda Ridge resources

NGDC Overview

! Converted to time format with year at start.

DATA COLLECTION OVERVIEW (use NGDC GEODAS CD to retrieve data)

MCG Data Collection ID --- L186NC

Institution Data Collection ID --- L186NC

NGDC ID --- 06050115

Funding --- (unspecified)

Project, Cruise & Leg --- (unspecified)

Study region --- +42.00000,+37.00000,-128.00000,-122.00000

Chief Scientist(s) --- Jan Morton

Name of vessel --- Lee (surface ship)

Date field data collection started --- 06/30/86 LV REDWOOD CITY, CA

Date field data collection ended --- 07/14/86 ARRIVE EUREKA, CA

Parameters surveyed ---

Bathymetry: surveyed, contained in data file

Magnetics: (unspecified)

Gravity: (unspecified)

High-resolution seismics: (unspecified)

Deep penetration seismics: (unspecified)

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)

Date of data input to NGDC --- 12/11/90

Contributing institution --- USGS Branch of Pacific Marine Geology

Country --- United States

Navigation instrumentation --- Sonotrack bottom transpo Trimble GPS No

Position determination method --- rthstar Loran Transit

Bathymetry instrumentation --- Bathy 12 kHz Bathy 3.5 kHz

Additional forms of bathymetric data --- (unspecified)

General rate of bathymetry in file --- 0.9 minutes

General collection rate of bathymetry --- (unspecified)

Assumed sound velocity --- (unspecified)

Bathymetric datum code --- No correction applied (sea level)

Bathmetry interpolation scheme --- (unspecified)

Magnetics instrumentation --- (unspecified)

Additional forms of magnetics data --- (unspecified)

General rate of magnetics in file --- (unspecified)

General collection rate of magnetics --- (unspecified)

Magnetic sensor tow distance --- (unspecified)

Magnetic sensor depth --- (unspecified)

Two sensor horizontal separation --- (unspecified)

Residual magnetics reference field --- (unspecified)

Method of applying residual field --- (unspecified)

Gravity instrumentation --- (unspecified)

Additional forms of gravity data --- (unspecified)

General rate of gravity in file --- (unspecified)

General collection rate of gravity --- (unspecified)

Theoretical gravity formula --- (unspecified)

Reference system --- (unspecified)

Corrections applied --- (unspecified)

Starting land tie --- (unspecified)

Ending land tie --- (unspecified)

Seismic instrumentation --- (unspecified)

Formats of seismic data --- (unspecified)

Publications

Kvenvolden, Keith A., Rapp, John B., Hostettler, Frances D., Morton, Janet L., King, J. David,

and Claypool, George E., 1986, Petroleum associated with polymetallic sulfide in sediment

from Gorda Ridge: Science, v. 234, no. 4781, p. 1231-1234.

Koski, Randolph A., Zierenberg, Robert A., Kvenvolden, Keith A., and Shanks, Wayne C., III, 1987,

Mineralogy and chemistry of hydrothermal sulfide and petroleum deposits from Escanaba Trough,

Gorda Ridge, in Sachs, Janet Somerville, ed., USGS research on mineral resources, 1987;

program and abstracts: U.S. Geological Survey Circular 0995, p. 35.

Morton, Janet L., Normark, William R., Holmes, Mark L., and Lyle, Mitchell W., 1987, Geologic

setting of two sediment-hosted hydrothermal mineral localities in Escanaba Trough, Gorda Ridge,

in Sachs, Janet Somerville, ed., USGS research on mineral resources, 1987;

program and abstracts: U.S. Geological Survey Circular 0995, p. 49-50.

Koski, Randolph A., and Kvenvolden, Keith A., 1986, Polymetallic sulfide associated with

asphaltic petroleum at the Gorda Ridge spreading center, offshore Northern California:

American Geophysical Union Eos, Transactions, v. 67, no. 44, p. 1283.

Morton, Janet L., Normark, William R., Ross, Stephanie L., Koski, Randolph A., Holmes, Mark L.,

Shanks, Wayne C., III, Zierenberg, Robert A., Lyle, Mitchell W., and Benninger, Laura M., 1987,

Preliminary report, cruises L1-86-NC and L2-86-NC, Escanaba Trough, Gorda Ridge: U.S.

Geological Survey Open-File Report 87-0375-A, 20 p.

Kvenvolden, Keith A., Morton, Janet L., and Holmes, Mark L., 1986, Hydrothermal petroleum

associated with polymetallic sulfides, Escanaba Trough, offshore Northern California: Geological

Society of America Abstracts with Programs, v. 18, no. 6, p. 663.

Kvenvolden, Keith A., Rapp, John B., and Hostettler, Frances D., 1987, Hydrocarbon geochemistry of

petroleum associated with sediment-hosted sulfides from Escanaba Trough, southern Gorda Ridge:

U.S. Geological Survey Open-File Report 87-0375-C, 18 p.

Wong, Florence L., 1989, Mineralogy of sand in turbidites from Escanaba Trough, Northeast

Pacific Ocean: U.S. Geological Survey Open-File Report 89-0661, 10 p.

Morton, Janet L., Koski, Randolph A., Normark, William R., and Ross, Stephanie L., 1987,

Distribution and composition of massive sulfide deposits at Escanaba Trough, southern Gorda Ridge,

in McMurray, Gregory R., ed., Gorda Ridge; a seafloor spreading center in the United States'

Exclusive Economic Zone; proceedings of the Gorda Ridge symposium: New York, NY, Springer-Verlag.

Kvenvolden, Keith A., Rapp, John B., and Hostettler, Frances D., 1990, Hydrocarbon geochemistry

of hydrothermally generated petroleum from Escanaba Trough, offshore California, U.S.A.,

Simoneit, Bernd R.T., ed., Organic matter in hydrothermal systems; maturation, migration and

biogeochemistry, selected papers from the symposium held at the Third chemical congress of

North America and the 195th American Chemical Society national meeting: Applied Geochemistry,

v. 5, no. 1-2, p. 83-91.

Morton, Janet L., Normark, William R., Clague, David A., and Holmes, Mark L., 1987, Fine-scale

segmentation of the sedimented southern Gorda Ridge, offshore Northern California: International

Union of Geodesy and Geophysics, General Assembly, v. 19, v. 1, p. 88.

Koski, Randolph A., Morton, Janet L., Zierenberg, Robert A., Shanks, Wayne C., III,

Campbell, Andrew C., and Kvenvolden, Keith A., 1991, Large sulfide-sulfate mounds,

hydrothermal fluids, and altered sediment in Escanaba Trough, southern Gorda Ridge;

elements of a mature hydrothermal system at a sediment-covered spreading axis, in Good,

Elizabeth E., Slack, John F, and Kotra, Rama K., eds., USGS research on mineral resources,

1991; program and abstracts: U.S. Geological Survey Circular 1062, p. 46-47.

Kvenvolden, Keith A., and Kastner, Miriam, 1988, Gas hydrates in sediment of the Peruvian

continental margin: Chemical Congress of North America, Abstracts of Papers, v. 3, GEOC 1.

Morton, Janet L., Zierenberg, Robert A., and Reiss, Carol A., eds., 1994, Geologic,

hydrothermal, and biologic studies at Escanaba Trough, Gorda Ridge, offshore Northern

California: U.S. Geological Survey Bulletin 2022, 359 p.

Morton, Janet L., Zierenberg, Robert A., and Reiss, Carol A., 1994, Geologic,

hydrothermal, and biologic studies at Escanaba Trough; an introduction, in Morton,

Janet L., Zierenberg, Robert A., and Reiss, Carol A., eds., Geologic, hydrothermal,

and biologic studies at Escanaba Trough, Gorda Ridge, offshore Northern California:

U.S. Geological Survey Bulletin 2022, p. 1-18.

Morton, Janet L., and Fox, Christopher G., 1994, Structural setting and interaction

of volcanism and sedimentation at Escanaba Trough; geophysical results, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 21-43.

Davis, Earl E., and Becker, Keir, 1994, Thermal and tectonic structure of Escanaba

Trough; new heat-flow measurements and seismic-reflection profiles, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 45-64.

Denlinger, Roger P., and Holmes, Mark L., 1994, A thermal and mechanical model for

sediment hills and associated sulfide deposits along Escanaba Trough, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 65-75.

Karlin, Robert E., and Morton, Janet L., 1994, Crustal magnetization and basement

structure of Escanaba Trough, in Morton, Janet L., Zierenberg, Robert A., Reiss, Carol

A., eds., Geologic, hydrothermal, and biologic studies at Escanaba Trough, Gorda Ridge,

offshore Northern California: U.S. Geological Survey Bulletin 2022, p. 77-90.

Normark, William R., Gutmacher, Christina E., Zierenberg, Robert A., Wong, Florence L.,

and Rosenbauer, Robert J., 1994, Sediment fill of Escanaba Trough, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 91-129.

Karlin, Robert E., and Zierenberg, Robert A., 1994, Sedimentation and neotectonism

in the SESCA area, Escanaba Trough, southern Gorda Ridge, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 131-141.

Ross, Stephanie L., and Zierenberg, Robert A., 1994, Volcanic geomorphology of the SESCA

and NESCA sites, Escanaba Trough, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 143-151.

Davis, Alice S., Clague, David A., and Friesen, Walter B., 1994, Petrology and mineral

chemistry of basalt from Escanaba Trough, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 153-170.

Zierenberg, Robert A., Morton, Janet L., Koski, Randolph A., and Ross, Stephanie L., 1994,

Geologic setting of massive sulfide mineralization in Escanaba Trough, in Morton, Janet

L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal, and biologic

studies at Escanaba Trough, Gorda Ridge, offshore Northern California: U.S. Geological

Survey Bulletin 2022, p. 171-197.

Campbell, Andrew C., German, Chris R., Palmer, Martin R., Gamo, Toshitaka, and Edmond,

John M., 1994, Chemistry of hydrothermal fluids from Escanaba Trough, Gorda Ridge, in

Morton, Janet L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal,

and biologic studies at Escanaba Trough, Gorda Ridge, offshore Northern California:

U.S. Geological Survey Bulletin 2022, p. 201-221.

Bohlke, J.K., and Shanks, W.C., III, 1994, Stable isotope study of hydrothermal vents

at Escanaba Trough; observed and calculated effects of sediment-seawater interaction,

in Morton, Janet L., Zierenberg, Robert A., Reiss, Carol A., eds., Geologic, hydrothermal,

and biologic studies at Escanaba Trough, Gorda Ridge, offshore Northern California:

U.S. Geological Survey Bulletin 2022, p. 223-239.

Magenheim, Andrew J., and Gieskes, Joris M., 1994, Evidence for hydrothermal fluid flow

through surficial sediments, Escanaba Trough, in Morton, Janet L., Zierenberg, Robert A.,

Reiss, Carol A., eds., Geologic, hydrothermal, and biologic studies at Escanaba Trough,

Gorda Ridge, offshore Northern California: U.S. Geological Survey Bulletin 2022,

p. 241-255.

Zierenberg, Robert A., and Shanks, Wayne C., III, 1994, Sediment alteration associated

with massive sulfide formation in Escanaba Trough, Gorda Ridge; the importance of seawater

mixing and magnesium metasomatism, in Morton, Janet L., Zierenberg, Robert A., Reiss,

Carol A., eds., Geologic, hydrothermal, and biologic studies at Escanaba Trough,

Gorda Ridge, offshore Northern California: U.S. Geological Survey Bulletin 2022,

p. 257-277.

Kvenvolden, Keith A., Rapp, John B., and Hostettler, Frances D., 1994, Hydrocarbons in

sediment from Escanaba Trough, in Morton, Janet L., Zierenberg, Robert A., Reiss,

Carol A., eds., Geologic, hydrothermal, and biologic studies at Escanaba Trough,

Gorda Ridge, offshore Northern California: U.S. Geological Survey Bulletin 2022,

p. 279-292.

Koski, Randolph A., Benninger, Laura M., Zierenberg, Robert A., and Jonasson, Ian R.,

1994, Composition and growth history of hydrothermal deposits in Escanaba Trough,

southern Gorda Ridge, in Morton, Janet L., Zierenberg, Robert A., Reiss, Carol A.,

eds., Geologic, hydrothermal, and biologic studies at Escanaba Trough, Gorda Ridge,

offshore Northern California: U.S. Geological Survey Bulletin 2022, p. 293-324.

Grassle, J. Frederick, and Petrecca, Rosemarie F., 1994, Soft-sediment hydrothermal

vent communities of Escanaba Trough, in Morton, Janet L., Zierenberg, Robert A.,

Reiss, Carol A., eds., Geologic, hydrothermal, and biologic studies at Escanaba

Trough, Gorda Ridge, offshore Northern California: U.S. Geological Survey Bulletin

2022, p. 327-335.

Quinterno, Paula J., 1994, Quaternary foraminifers from Escanaba Trough, Northeast

Pacific Ocean, in Morton, Janet L., Zierenberg, Robert A., Reiss, Carol A., eds.,

Geologic, hydrothermal, and biologic studies at Escanaba Trough, Gorda Ridge, offshore

Northern California: U.S. Geological Survey Bulletin 2022, p. 337-359.