<?xml version="1.0" encoding="ISO-8859-1"?>
<metadata>
<idinfo>
<citation>
<citeinfo>
<origin>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov/&gt;, Coastal and Marine Geology Program (CMGP) &lt;http://marine.usgs.gov/&gt;</origin>
<pubdate>20130331</pubdate>
<title>
Geological and Geophysical data of field activity L-6-85-NC
in Northern California from 09/03/1985 to 09/20/1985
</title>
<pubinfo>
<pubplace>Menlo Park, CA</pubplace>
<publish>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</publish>
</pubinfo>
<onlink>http://walrus.wr.usgs.gov/infobank/gos/l-6-85-nc.fmeta.xml</onlink>
<onlink>http://walrus.wr.usgs.gov/infobank/l/l685nc/html/l-6-85-nc.meta.html</onlink>
</citeinfo>
</citation>
<descript>
<abstract>
Chief Scientists: Jan Morton, Mark Holmes. Geological and
Geophysical data (bottomtransponder, 3dot5khz, 12khz,
uniboom, airgun, airgunmonitor, magnetics, heatflow,
gravitycore, boxcore, chaindredge, sonobuoy,
bottomseismometer, underwatercamera, underwatertelevision,
integratednavigation, RhoRho, transitsatellite) of field
activity L-6-85-NC in Northern California from 09/03/1985 to
09/20/1985,
http://walrus.wr.usgs.gov/infobank/l/l685nc/html/l-6-85-nc.meta.html.
</abstract>
<purpose>
These data and information are intended for science
researchers, students from elementary through
college, policy makers, and general public.
</purpose>
<supplinf>

Equipment Used -

bottomtransponder             Northstar 7000 Sonotech

3dot5khz                      3.5 khz bathymetry

12khz                         12 khz bathymetry

uniboom

airgun                        single-channel airgun

airgunmonitor                 single-channel airgun monitor

magnetics                     magnetometer

heatflow

gravitycore

boxcore

chaindredge

sonobuoy

bottomseismometer

underwatercamera

underwatertelevision

integratednavigation

RhoRho

transitsatellite

Publications -

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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. &lt;BR&gt;

&lt;HR&gt;

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. &lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

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.&lt;BR&gt;

&lt;HR&gt;

Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects

during USGS research cruises in the Pacific Ocean, U.S. Geological Survey

Open-File Report OFR 2004-1125-A &lt;BR&gt;

&lt;HR&gt;

Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects

during USGS research cruises in the Pacific Ocean, U.S. Geological Survey

Open-File Report OFR 2004-1125-B &lt;BR&gt;

&lt;HR&gt;

Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects

during USGS research cruises in the Pacific Ocean, U.S. Geological Survey

Open-File Report OFR 2004-1125-C &lt;BR&gt;

&lt;HR&gt;

Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects

during USGS research cruises in the Pacific Ocean, U.S. Geological Survey

Open-File Report OFR 2004-1125-D &lt;BR&gt;

&lt;HR&gt;

Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects

during USGS research cruises in the Pacific Ocean, U.S. Geological Survey

Open-File Report OFR 2004-1125-E &lt;BR&gt;

Similar information is available for thousands
of other USGS/CMG-related Activities.

If known, available are Activity-specific
navigation, gravity, magnetics, bathymetry,
seismic, and sampling data; track maps; and
equipment information; as well as summary
overviews, crew lists, and information
about analog materials.

If available, access to physical samples is
described in the "WR CMG Sample Distribution
Policy" at:
http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html

Primary access to the USGS/CMG Information
Bank's digital data, analog data, and
metadata is provided through...
http://walrus.wr.usgs.gov/infobank/

This page accomodates a variety of search
approaches (e.g., by platform, by region,
by scientist, by equipment type, etc.).
</supplinf>
</descript>
<timeperd>
<timeinfo>
<rngdates>
<begdate>19850903</begdate>
<enddate>19850920</enddate>
</rngdates>
</timeinfo>
<current>ground condition</current>
</timeperd>
<status>
<progress>Complete</progress>
<update>As needed</update>
</status>
<spdom>
<bounding>
<westbc>-128.13434</westbc>
<eastbc>-124.04391</eastbc>
<northbc>44.62615</northbc>
<southbc>40.52400</southbc>
</bounding>
</spdom>
<keywords>
<theme>
<themekt>ISO 19115 Topic Category</themekt>
<themekey>geoscientificinformation</themekey>
<themekey>oceans</themekey>
</theme>
<theme>
<themekt>Global Change Master Directory (GCMD)</themekt>
<themekey>EARTH SCIENCE &gt; OCEANS</themekey>
</theme>
<theme>
<themekt>USGS CMG InfoBank</themekt>
<themekey>Marine Geology</themekey>
<themekey>Marine Geophysics</themekey>
<themekey>Marine Magnetic Field</themekey>
<themekey>Magnetic Anomalies</themekey>
<themekey>Bathymetry</themekey>
<themekey>Water Depth</themekey>
<themekey>Seafloor Topography</themekey>
<themekey>Marine Seismic</themekey>
<themekey>Marine Metering</themekey>
<themekey>Heat Flow</themekey>
<themekey>Heat Flow Gauge</themekey>
</theme>
<place>
<placekt>USGS CMG InfoBank</placekt>
<placekey>CA</placekey>
<placekey>North Pacific Ocean</placekey>
<placekey>Northern California</placekey>
<placekey>Northern Pacific Ocean</placekey>
<placekey>Pacific Northwest EEZ</placekey>
<placekey>USA</placekey>
</place>
</keywords>
<accconst>
Physical materials are under controlled on-site access.

If available, access to physical samples is described
in the "WR CMG Sample Distribution Policy" at:
http://walrus.wr.usgs.gov/infobank/programs/html/main/sample-dist-policy.html
</accconst>
<useconst>
Please recognize the U.S. Geological Survey (USGS) as
the source of this information.

Physical materials are under controlled on-site access.

Some USGS information accessed through this means
may be preliminary in nature and presented without
the approval of the Director of the USGS.  This
information is provided with the understanding
that it is not guaranteed to be correct or complete
and conclusions drawn from such information are
the responsibility of the user.

This information is not intended for navigational
purposes.

Any use of trade, firm, or product names is for
descriptive purposes only and does not imply
endorsement by the U.S. Government.
</useconst>
<ptcontac>
<cntinfo>
<cntorgp>
<cntorg>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</cntorg>
<cntper>Clint Steele &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntper>
</cntorgp>
<cntpos>InfoBank Group Leader &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntpos>
<cntaddr>
<addrtype>mailing and physical address</addrtype>
<address>USGS, MailStop 999, 345 Middlefield Road</address>
<city>Menlo Park</city>
<state>CA</state>
<postal>94025-3561</postal>
<country>USA</country>
</cntaddr>
<cntvoice>(650) 329-5055</cntvoice>
<cntfax>(650) 329-5190</cntfax>
<cntemail>infobank@octopus.wr.usgs.gov &lt;mailto:infobank@octopus.wr.usgs.gov&gt;</cntemail>
</cntinfo>
</ptcontac>
<datacred>
Al McClenaghan (Ship Captain);
Bill Lafleur (Chief Engineer);
Bob Hall (Geologist);
Chris Poppe (Chief Mate);
Dale Bibee (Geologist, OSU);
Dallas Abbott (Geologist, OSU);
Dean Goodman (Unspecified Investigator, Osu);
Doug Wilson (Geologist);
Jan Morton (Chief Scientist);
Joe Edwards (Mechanical Technician);
Kaye Kinoshita (Navigator);
Kevin O'Toole (Mechanical Technician);
Lynn Johnson (Navigator);
Marijke Vanhesswijk (Watchstander, OSU);
Mark Holmes (Chief Scientist);
Mike Torresan (Geologist);
Mitch Lyle (Geologist, OSU);
Rick Viall (Electronics Technician);
Robert Karlin (Geologist, UW);
Roy Fields (Electronics Technician);
Stephanie Ross (Navigator);
Tom Fairbanks (Unspecified Investigator, OSU)
</datacred>
<native>Digital, ASCII</native>
<crossref>
<citeinfo>
<origin>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</origin>
<pubdate>Unknown</pubdate>
<title>USGS/CMG Information Bank &lt;http://walrus.wr.usgs.gov/infobank/&gt;</title>
<pubinfo>
<pubplace>Menlo Park, CA</pubplace>
<publish>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt; Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</publish>
</pubinfo>
<othercit>
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.
Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects
during USGS research cruises in the Pacific Ocean, U.S. Geological Survey
Open-File Report OFR 2004-1125-A
Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects
during USGS research cruises in the Pacific Ocean, U.S. Geological Survey
Open-File Report OFR 2004-1125-B
Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects
during USGS research cruises in the Pacific Ocean, U.S. Geological Survey
Open-File Report OFR 2004-1125-C
Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects
during USGS research cruises in the Pacific Ocean, U.S. Geological Survey
Open-File Report OFR 2004-1125-D
Chezar, Henry, and Newman, Ivy, 2004, DVD-Video Disc set of seafloor transects
during USGS research cruises in the Pacific Ocean, U.S. Geological Survey
Open-File Report OFR 2004-1125-E
</othercit>
<onlink>http://walrus.wr.usgs.gov/infobank/</onlink>
</citeinfo>
</crossref>
</idinfo>
<dataqual>
<attracc>
<attraccr>Identified as best available version.</attraccr>
</attracc>
<logic>Unspecified</logic>
<complete>
Start and end date/times of data
&gt;Navigation Data (l-6-85-nc.059 [SINS])
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
&gt;198509031940000    198509060120000
&gt;198509060129008    198509060129008
&gt;198509060242000    198509061834000
&gt;198509061842000    198509061900000
&gt;198509061924000    198509062108000
&gt;198509062116000    198509062148000
&gt;198509062200000    198509062310000
&gt;198509062332000    198509081358000
&gt;198509081408000    198509090212000
&gt;198509090228000    198509090250000
&gt;198509090334000    198509090724000
&gt;198509090730000    198509090730000
&gt;198509090738000    198509100736000
&gt;198509100744000    198509111704000
&gt;198509111710000    198509111712000
&gt;198509111730000    198509111830000
&gt;198509111838000    198509130334000
&gt;198509130346000    198509131000000
&gt;198509131005008    198509131005008
&gt;198509131014000    198509131910000
&gt;198509131930000    198509131930000
&gt;198509132000000    198509132000000
&gt;198509132030000    198509132030000
&gt;198509132100000    198509140746000
&gt;198509140800000    198509140800000
&gt;198509140830000    198509140830000
&gt;198509140900000    198509140900000
&gt;198509140930000    198509140930000
&gt;198509141000000    198509141000000
&gt;198509141028000    198509141030000
&gt;198509141038000    198509142008000
&gt;198509142020000    198509170106000
&gt;198509170116000    198509170211008
&gt;198509170230000    198509200230000
&gt;198509200246000    198509202328000
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
&gt;Magnetics Data (l-6-85-nc.220_059)
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
&gt;198509032203560    198509050020040
&gt;198509060241040    198509062203000
&gt;198509062238360    198509070216280
&gt;198509071245040    198509072200000
&gt;198509072205040    198509080801320
&gt;198509080808000    198509092131480
&gt;198509092137120    198509100400240
&gt;198509131902240    198509140130040
&gt;198509140228240    198509141221560
&gt;198509152104320    198509152316000
&gt;198509160639120    198509161617000
&gt;198509191123320    198509192102040
&gt;198509192140560    198509201644280
&gt;198509201705480    198509202138240
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
&gt;Bathymetry Data (l-6-85-nc.330_059)
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
&gt;198509032128000    198509032156000
&gt;198509032206000    198509040006000
&gt;198509040012000    198509040024000
&gt;198509040030000    198509040200000
&gt;198509040206000    198509040216000
&gt;198509040222000    198509040250000
&gt;198509040258000    198509040258000
&gt;198509040312000    198509040316000
&gt;198509040324000    198509040324000
&gt;198509040330000    198509040344000
&gt;198509040350000    198509040426000
&gt;198509040436000    198509040436000
&gt;198509040446000    198509040446000
&gt;198509040500000    198509040500000
&gt;198509040506000    198509040508000
&gt;198509040540000    198509040540000
&gt;198509040556000    198509040604000
&gt;198509040616000    198509040616000
&gt;198509040624000    198509040630000
&gt;198509040642000    198509040648000
&gt;198509040654000    198509040702000
&gt;198509040708000    198509040817000
&gt;198509040823000    198509041112000
&gt;198509041118000    198509041623000
&gt;198509041642000    198509041806000
&gt;198509041814000    198509041817000
&gt;198509041825000    198509041838000
&gt;198509041848000    198509041932000
&gt;198509041938000    198509042113000
&gt;198509042120000    198509042252000
&gt;198509042258000    198509042320000
&gt;198509042335000    198509050014000
&gt;198509050021000    198509050025000
&gt;198509050035000    198509050052000
&gt;198509050059000    198509050227000
&gt;198509050459000    198509050533000
&gt;198509050539000    198509050539000
&gt;198509050555000    198509050555000
&gt;198509050603000    198509050603000
&gt;198509050619000    198509050647000
&gt;198509050657000    198509050729000
&gt;198509050735000    198509051031000
&gt;198509051057000    198509051721000
&gt;198509051743000    198509051831000
&gt;198509051901000    198509060009000
&gt;198509060021000    198509060025000
&gt;198509060037000    198509060039000
&gt;198509060101000    198509060121000
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
&gt;Seismic Shots Data (l-6-85-nc.400_059)
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
&gt;198509071240000    198509071849150
&gt;198509071855000    198509080340300
&gt;198509080432520    198509081215370
&gt;198509091820000    198509100329225
&gt;YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
</complete>
<posacc>
<horizpa>
<horizpar>Unspecified</horizpar>
</horizpa>
<vertacc>
<vertaccr>Unspecified</vertaccr>
</vertacc>
</posacc>
<lineage>
<procstep>
<procdesc>
Navigation Data
&gt;Converted to time format with year at start.
&gt;
&gt;06/10/86 CLINT DRS$DATA:[L685NC]L685NC.059;
&gt;DRB0:[DRS.RANGE]MINRMERGE.EXE;
&gt;
</procdesc>
<procdate>19960119</procdate>
<proccont>
<cntinfo>
<cntorgp>
<cntorg>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</cntorg>
<cntper>Clint Steele &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntper>
</cntorgp>
<cntpos>InfoBank Group Leader &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntpos>
<cntaddr>
<addrtype>mailing and physical address</addrtype>
<address>USGS, MailStop 999, 345 Middlefield Road</address>
<city>Menlo Park</city>
<state>CA</state>
<postal>94025-3561</postal>
<country>USA</country>
</cntaddr>
<cntvoice>(650) 329-5055</cntvoice>
<cntfax>(650) 329-5190</cntfax>
<cntemail>infobank@octopus.wr.usgs.gov &lt;mailto:infobank@octopus.wr.usgs.gov&gt;</cntemail>
</cntinfo>
</proccont>
</procstep>
<procstep>
<procdesc>
Magnetics Data
&gt;07/18/2012 carolyn l-6-85-nc.220_059
&gt;
&gt;Reprocessed using subroutines from Susan Macmillan's
&gt;IGRF SYNTHESIS PROGRAM &lt;http://www.ngdc.noaa.gov/IAGA/vmod/igrf11.f&gt;
&gt;with IGRF-11 coeffiecients integrated into the source code.
&gt;/infobank/programs/mag/magred11/magred11.for
&gt;Using geodetic coordinate system (Earth shape approximated by spheriod)
&gt;with altitude 0.0 km (for sea level).
&gt;
&gt;Input was...
&gt;10/31/1998  /tiger/l/l685nc/mag/l-6-85-nc.200_059
&gt;/bear/programs/edit/automerge/automerge
&gt;
&gt;Converted to time format with year at start.
&gt;
&gt;12/17/85 CAROLYN DRS$DATA:[L685NC.M]L685NC.200;
&gt;DRB0:[DRS.REFMT]REFORMAT.EXE;5
&gt;
&gt;10/23/85 EDM DRS$DATA:[L685NC.M]L65M01.200;
&gt;DRS$DATA:[L685NC.M]TEMP.EXE;
&gt;Program TEMP subtracted 40 minutes from erroneous blocks of time
&gt;
&gt;10/23/85 EDM DRS$DATA:[L685NC.M]L65M01.200;
&gt;DRB0:[DRS.MAG]REFMTMAG.EXE;
&gt;
&gt;Converted to time format with year at start.
&gt;
&gt;06/10/86 CLINT DRS$DATA:[L685NC]L685NC.059;
&gt;DRB0:[DRS.RANGE]MINRMERGE.EXE;
&gt;
&gt;time, lat, long, time(sec) to nearest nav fix, data values
</procdesc>
<procdate>20120718</procdate>
<proccont>
<cntinfo>
<cntorgp>
<cntorg>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</cntorg>
<cntper>Clint Steele &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntper>
</cntorgp>
<cntpos>InfoBank Group Leader &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntpos>
<cntaddr>
<addrtype>mailing and physical address</addrtype>
<address>USGS, MailStop 999, 345 Middlefield Road</address>
<city>Menlo Park</city>
<state>CA</state>
<postal>94025-3561</postal>
<country>USA</country>
</cntaddr>
<cntvoice>(650) 329-5055</cntvoice>
<cntfax>(650) 329-5190</cntfax>
<cntemail>infobank@octopus.wr.usgs.gov &lt;mailto:infobank@octopus.wr.usgs.gov&gt;</cntemail>
</cntinfo>
</proccont>
</procstep>
<procstep>
<procdesc>
Bathymetry Data
&gt;10/31/1998  /tiger/l/l685nc/bath/l-6-85-nc.330_059
&gt;/bear/programs/edit/automerge/automerge
&gt;
&gt;Input was...
&gt;Converted to time format with year at start.
&gt;
&gt;08/18/88 JEAN DUA0:[DRS.CDI.MORTON]L685NC.330;
&gt;DUA0:[DRS.BAT]BATRED.EXE;2
&gt;Edited bathymetry data
&gt;The travel time was computed using 1500 m/sec
&gt;
&gt;05/13/87 BECKIE DUA0:[DATA.L685NC]L685NC.303;
&gt;This file is an edited version of L685NC.302.
&gt;The time gap between 2480227000 and 2480459000
&gt;is due to totally bad data being deleted.
&gt;
&gt;Input was...
&gt;Converted to time format with year at start.
&gt;
&gt;06/10/86 CLINT DRS$DATA:[L685NC]L685NC.059;
&gt;DRB0:[DRS.RANGE]MINRMERGE.EXE;
&gt;
&gt;time, lat, long, time(sec) to nearest nav fix, data values
</procdesc>
<procdate>19981031</procdate>
<proccont>
<cntinfo>
<cntorgp>
<cntorg>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</cntorg>
<cntper>Clint Steele &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntper>
</cntorgp>
<cntpos>InfoBank Group Leader &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntpos>
<cntaddr>
<addrtype>mailing and physical address</addrtype>
<address>USGS, MailStop 999, 345 Middlefield Road</address>
<city>Menlo Park</city>
<state>CA</state>
<postal>94025-3561</postal>
<country>USA</country>
</cntaddr>
<cntvoice>(650) 329-5055</cntvoice>
<cntfax>(650) 329-5190</cntfax>
<cntemail>infobank@octopus.wr.usgs.gov &lt;mailto:infobank@octopus.wr.usgs.gov&gt;</cntemail>
</cntinfo>
</proccont>
</procstep>
</lineage>
</dataqual>
<spdoinfo>
<indspref>Northern California</indspref>
<direct>Point</direct>
<ptvctinf>
<sdtsterm>
<sdtstype>Point</sdtstype>
</sdtsterm>
</ptvctinf>
</spdoinfo>
<spref>
<horizsys>
<geograph>
<latres>0.00001</latres>
<longres>0.00001</longres>
<geogunit>Decimal degrees</geogunit>
</geograph>
</horizsys>
<vertdef>
<depthsys>
<depthdn>Local surface</depthdn>
<depthres>0.1</depthres>
<depthdu>meters</depthdu>
<depthem>Attribute values</depthem>
</depthsys>
</vertdef>
</spref>
<eainfo>
<overview>
<eaover>Bathymetry with Time Stamp &lt;http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html&gt;</eaover>
</overview>
<overview>
<eaover>Magnetics with Time Stamp &lt;http://walrus.wr.usgs.gov/infobank/programs/html/definition/mag.html&gt;</eaover>
</overview>
<overview>
<eaover>Navigation with Time Stamp &lt;http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html&gt;</eaover>
</overview>
<overview>
<eaover>Seismic Shots with Time Stamp &lt;http://walrus.wr.usgs.gov/infobank/programs/html/definition/seis.html&gt;</eaover>
</overview>
</eainfo>
<distinfo>
<distrib>
<cntinfo>
<cntorgp>
<cntorg>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</cntorg>
<cntper>Clint Steele &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntper>
</cntorgp>
<cntpos>InfoBank Group Leader &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntpos>
<cntaddr>
<addrtype>mailing and physical address</addrtype>
<address>USGS, MailStop 999, 345 Middlefield Road</address>
<city>Menlo Park</city>
<state>CA</state>
<postal>94025-3561</postal>
<country>USA</country>
</cntaddr>
<cntvoice>(650) 329-5055</cntvoice>
<cntfax>(650) 329-5190</cntfax>
<cntemail>infobank@octopus.wr.usgs.gov &lt;mailto:infobank@octopus.wr.usgs.gov&gt;</cntemail>
</cntinfo>
</distrib>
<resdesc>Downloadable Data L-6-85-NC data set &lt;http://walrus.wr.usgs.gov/infobank/l/l685nc/html/l-6-85-nc.meta.html&gt;</resdesc>
<distliab>
Please recognize the U.S. Geological Survey (USGS) as
the source of this information.

Physical materials are under controlled on-site access.

Some USGS information accessed through this means
may be preliminary in nature and presented without
the approval of the Director of the USGS.  This
information is provided with the understanding
that it is not guaranteed to be correct or complete
and conclusions drawn from such information are
the responsibility of the user.

This information is not intended for navigational
purposes.

Any use of trade, firm, or product names is for
descriptive purposes only and does not imply
endorsement by the U.S. Government.
</distliab>
<stdorder>
<digform>
<digtinfo>
<formname>ASCII</formname>
<filedec>No compression applied</filedec>
<transize>0.4</transize>
</digtinfo>
<digtopt>
<onlinopt>
<computer>
<networka>
<networkr>http://walrus.wr.usgs.gov/infobank/l/l685nc/html/l-6-85-nc.nav.html</networkr>
</networka>
</computer>
</onlinopt>
</digtopt>
</digform>
<digform>
<digtinfo>
<formname>ASCII</formname>
<filedec>No compression applied</filedec>
<transize>9.4</transize>
</digtinfo>
<digtopt>
<onlinopt>
<computer>
<networka>
<networkr>http://walrus.wr.usgs.gov/infobank/l/l685nc/html/l-6-85-nc.mag.html</networkr>
</networka>
</computer>
</onlinopt>
</digtopt>
</digform>
<digform>
<digtinfo>
<formname>ASCII</formname>
<filedec>No compression applied</filedec>
<transize>0.1</transize>
</digtinfo>
<digtopt>
<onlinopt>
<computer>
<networka>
<networkr>http://walrus.wr.usgs.gov/infobank/l/l685nc/html/l-6-85-nc.bath.html</networkr>
</networka>
</computer>
</onlinopt>
</digtopt>
</digform>
<digform>
<digtinfo>
<formname>ASCII</formname>
<filedec>No compression applied</filedec>
<transize>0.6</transize>
</digtinfo>
<digtopt>
<onlinopt>
<computer>
<networka>
<networkr>http://walrus.wr.usgs.gov/infobank/l/l685nc/html/l-6-85-nc.seis.html</networkr>
</networka>
</computer>
</onlinopt>
</digtopt>
</digform>
<fees>None</fees>
</stdorder>
</distinfo>
<metainfo>
<metd>20130331</metd>
<metc>
<cntinfo>
<cntorgp>
<cntorg>U.S. Geological Survey (USGS) &lt;http://www.usgs.gov&gt;, Coastal and Marine Geology (CMG) &lt;http://walrus.wr.usgs.gov&gt;</cntorg>
<cntper>Clint Steele &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntper>
</cntorgp>
<cntpos>InfoBank Group Leader &lt;http://walrus.wr.usgs.gov/staff/csteele.html&gt;</cntpos>
<cntaddr>
<addrtype>mailing and physical address</addrtype>
<address>USGS, MailStop 999, 345 Middlefield Road</address>
<city>Menlo Park</city>
<state>CA</state>
<postal>94025-3561</postal>
<country>USA</country>
</cntaddr>
<cntvoice>(650) 329-5055</cntvoice>
<cntfax>(650) 329-5190</cntfax>
<cntemail>infobank@octopus.wr.usgs.gov &lt;mailto:infobank@octopus.wr.usgs.gov&gt;</cntemail>
</cntinfo>
</metc>
<metstdn>FGDC Content Standards for Digital Geospatial Metadata &lt;http://www.fgdc.gov/&gt;</metstdn>
<metstdv>FGDC-STD-001-1998 &lt;http://www.its.nbs.gov/nbs/meta/meta.html&gt;</metstdv>
<mettc>universal time</mettc>
<metac>none</metac>
<metuc>none</metuc>
</metainfo>
</metadata>
