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What does this data set describe?

Title:
Geophysical data of field activity L-6-78-AR in Arctic from 08/26/1978 to 09/20/1978
Abstract:
Chief Scientists: Art Grantz, Steve Eittreim. Geophysical data (Burgairgun, uniboom, airgun, 24channel, sonobuoy, airgunmonitor, 3dot5khz, gravity, integratednavigation, transitsatellite) of field activity L-6-78-AR in Arctic from 08/26/1978 to 09/20/1978, <http://walrus.wr.usgs.gov/infobank/l/l678ar/html/l-6-78-ar.meta.html>.
Supplemental_Information:

Equipment Used -
Burgairgun
uniboom
airgun single-channel airgun
24channel 24-channel airgun
sonobuoy
airgunmonitor single-channel airgun monitor
3dot5khz 3.5 khz bathymetry
gravity shipboard gravity
integratednavigation
transitsatellite
Publications -
Agena, W.F., Lee, M.W., and Hart, P.E., 2001, Reprocessing of multi-channel
seismic-reflection data collected in the Chukchi Sea., U.S. Geological Survey
Open-File Report 2001-330, URL:
<A HREF ="<http://pubs.er.usgs.gov/publication/ofr01330>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr01330>
Additional publication information at:
<A HREF ="
<http://www.dggs.dnr.state.ak.us/pubs/id/14793>" target ="AK"><http://www.dggs.dnr.state.ak.us/pubs/id/14793>


Tolson, Ralph B., Grantz, Arthur, and Mann, Dennis M., 1987, Multichannel
seismic-reflection data from the southern Chukchi Sea: U.S. Geological Survey
Open-File Report 87-0019, 7 p. URL:
<A HREF ="
<http://pubs.er.usgs.gov/publication/ofr8719>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr8719>
Additional publication information available at:
<A HREF ="
<http://www.dggs.dnr.state.ak.us/pubs/id/11691>" target ="AK"><http://www.dggs.dnr.state.ak.us/pubs/id/11691>


Grantz, Arthur, Mann, Dennis M., and May, Steven D., 1986, Multichannel seismic-reflection
data collected in 1978 in the eastern Chukchi Sea: U.S. Geological Survey Open-File Report
86-0206, 4 p. URL:
<A HREF ="
<http://pubs.er.usgs.gov/publication/ofr86206>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr86206>
Additional publication information at:
<A HREF ="
<http://www.dggs.dnr.state.ak.us/pubs/id/11643>" target ="OF"><http://www.dggs.dnr.state.ak.us/pubs/id/11643>


Grantz, Arthur and Greenberg, Jonathan, 1981, Map showing tracklines of high-resolution Uniboom seismic reflection profiles collected August 26 through September 19, 1978, on the Chukchi Sea, 1 sheet, scale 1:1,000,000.
U.S. Geological Survey Open-File Report 81-33, URL:
<A HREF ="
<http://pubs.er.usgs.gov/publication/ofr8133>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr8133>
Additional publication pdf URL:
<A HREF ="
<http://www.dggs.dnr.state.ak.us/pubs/id/12063>" target ="new"><http://www.dggs.dnr.state.ak.us/pubs/id/12063>

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.).
  1. How should this data set be cited?

    U.S. Geological Survey (USGS) <http://www.usgs.gov/>, Coastal and Marine Geology Program (CMGP) <http://marine.usgs.gov/>, 20131101, Geophysical data of field activity L-6-78-AR in Arctic from 08/26/1978 to 09/20/1978: U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -176.25916
    East_Bounding_Coordinate: -157.17506
    North_Bounding_Coordinate: 73.13313
    South_Bounding_Coordinate: 64.47219

  3. What does it look like?

  4. Does the data set describe conditions during a particular time period?

    Beginning_Date: 26-Aug-1978
    Ending_Date: 20-Sep-1978
    Currentness_Reference: ground condition

  5. What is the general form of this data set?

  6. How does the data set represent geographic features?

    1. How are geographic features stored in the data set?

      Indirect_Spatial_Reference: Arctic
      This is a Point data set. It contains the following vector data types (SDTS terminology):
      • Point

    2. What coordinate system is used to represent geographic features?

      Horizontal positions are specified in geographic coordinates, that is, latitude and longitude. Latitudes are given to the nearest 0.00001. Longitudes are given to the nearest 0.00001. Latitude and longitude values are specified in Decimal degrees.

      The horizontal datum used is North American Datum of 1927.
      The ellipsoid used is Clarke 1866.
      The semi-major axis of the ellipsoid used is 6378206.4.
      The flattening of the ellipsoid used is 1/294.98.

      Vertical_Coordinate_System_Definition:
      Depth_System_Definition:
      Depth_Datum_Name: Local surface
      Depth_Resolution: 0.1
      Depth_Distance_Units: meters
      Depth_Encoding_Method: Attribute values


  7. How does the data set describe geographic features?

    Entity_and_Attribute_Overview:
    Bathymetry with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/bath.html>
    Entity_and_Attribute_Overview:
    Gravity with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/grav.html>
    Entity_and_Attribute_Overview:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.html>
    Entity_and_Attribute_Overview:
    Seismic Shots with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/seis.html>


Who produced the data set?

  1. Who are the originators of the data set? (may include formal authors, digital compilers, and editors)

  2. Who also contributed to the data set?

    A-Lan Von Hornlein (Watchstander); Art Grantz (Chief Scientist); Bob Briggs (Chief Engineer); Cheryl Price (Watchstander); Dave Hogg (Mechanical Technician); Dave Dinter (Navigator); Frank Johnson (Chief Mate); Glen Barker (Mechanical Technician); Jack Lee (Electronics Technician); Jean Cassand (Unsp Investigatr); Jon Greenberg (Dafe Curator); Nancy Marks (Watchstander); Olive Whitney (Navigator); Pat Hart (Watchstander); Paul Kolling (Watchstander); Dennis Mann (Watchstander); Steve Davenport (Navigator); Steve Eittreim (Chief Scientist); Terry Kelley (Electronics Technician); Terry Ruff (Ship Captain)

  3. To whom should users address questions about the data?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>


Why was the data set created?

These data and information are intended for science researchers, students from elementary through college, policy makers, and general public.


How was the data set created?

  1. From what previous works were the data drawn?

  2. How were the data generated, processed, and modified?

    Date: 19-Jan-1996 (process 1 of 3)
    Navigation Data
    Converted to time format with year at start.
    
    01/15/86 KAYE DUA0:[DATA.L678AR.N]L678AR.011;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Date: 31-Oct-1998 (process 2 of 3)
    Gravity Data
    10/31/1998  /tiger/l/l678ar/grav/l-6-78-ar.161_011
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    12/05/85 BARB DUA0:[DATA.L678AR.G]L678AR.161;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    Input was...
    Converted to time format with year at start.
    
    01/15/86 KAYE DUA0:[DATA.L678AR.N]L678AR.011;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Date: 31-Oct-1998 (process 3 of 3)
    Bathymetry Data
    10/31/1998  /tiger/l/l678ar/bath/l-6-78-ar.336_011
    /bear/programs/edit/automerge/automerge
    
    Input was...
    Converted to time format with year at start.
    
    01/16/86 BECKIE DISK$USERDISK:[BECKIE.BAT360]L678AR.336;
    DRB0:[DRS.BAT]BATRED.EXE;1
    This file was hand-digetized in 2-way traveltime(secs).
    Reduction used no Matthews correction and sound velocity
    assumed was 1500m/sec.
    
    Input was...
    Converted to time format with year at start.
    
    01/15/86 KAYE DUA0:[DATA.L678AR.N]L678AR.011;
    DRB0:[DRS.REFMT]REFORMAT.EXE;5
    
    time, lat, long, time(sec) to nearest nav fix, data values
    

    Person who carried out this activity:

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  3. What similar or related data should the user be aware of?

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Unknown, USGS/CMG Information Bank <http://walrus.wr.usgs.gov/infobank/>: U.S. Geological Survey (USGS) <http://www.usgs.gov> Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>, Menlo Park, CA.

    Online Links:

    Other_Citation_Details:
    Agena, W.F., Lee, M.W., and Hart, P.E., 2001, Reprocessing of multi-channel seismic-reflection data collected in the Chukchi Sea., U.S. Geological Survey Open-File Report 2001-330, URL: <A HREF ="<http://pubs.er.usgs.gov/publication/ofr01330>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr01330> Additional publication information at: <A HREF ="<http://www.dggs.dnr.state.ak.us/pubs/id/14793>" target ="AK"><http://www.dggs.dnr.state.ak.us/pubs/id/14793>
    Tolson, Ralph B., Grantz, Arthur, and Mann, Dennis M., 1987, Multichannel seismic-reflection data from the southern Chukchi Sea: U.S. Geological Survey Open-File Report 87-0019, 7 p. URL: <A HREF ="
    <http://pubs.er.usgs.gov/publication/ofr8719>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr8719> Additional publication information available at: <A HREF ="<http://www.dggs.dnr.state.ak.us/pubs/id/11691>" target ="AK"><http://www.dggs.dnr.state.ak.us/pubs/id/11691>
    Grantz, Arthur, Mann, Dennis M., and May, Steven D., 1986, Multichannel seismic-reflection data collected in 1978 in the eastern Chukchi Sea: U.S. Geological Survey Open-File Report 86-0206, 4 p. URL: <A HREF ="
    <http://pubs.er.usgs.gov/publication/ofr86206>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr86206> Additional publication information at: <A HREF ="<http://www.dggs.dnr.state.ak.us/pubs/id/11643>" target ="OF"><http://www.dggs.dnr.state.ak.us/pubs/id/11643>
    Grantz, Arthur and Greenberg, Jonathan, 1981, Map showing tracklines of high-resolution Uniboom seismic reflection profiles collected August 26 through September 19, 1978, on the Chukchi Sea, 1 sheet, scale 1:1,000,000. U.S. Geological Survey Open-File Report 81-33, URL: <A HREF ="
    <http://pubs.er.usgs.gov/publication/ofr8133>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr8133> Additional publication pdf URL: <A HREF ="<http://www.dggs.dnr.state.ak.us/pubs/id/12063>" target ="new"><http://www.dggs.dnr.state.ak.us/pubs/id/12063>



How reliable are the data; what problems remain in the data set?

  1. How well have the observations been checked?

    Identified as best available version.

  2. How accurate are the geographic locations?

    Unspecified

  3. How accurate are the heights or depths?

    Unspecified

  4. Where are the gaps in the data? What is missing?

    Start and end date/times of data

    Navigation Data (l-6-78-ar.011 [DRS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197808262100400    197809100206000
    197809100221000    197809100221000
    197809100236000    197809100236000
    197809100251000    197809100251000
    197809100306000    197809100306000
    197809100321000    197809100321000
    197809100336000    197809100336000
    197809100351000    197809100351000
    197809100406000    197809100406000
    197809100421000    197809100421000
    197809100436000    197809100436000
    197809100451000    197809100451000
    197809100507150    197809100536200
    197809100552320    197809100605320
    197809100624250    197809100635430
    197809100652260    197809100705200
    197809100743470    197809100749300
    197809100826080    197809100826080
    197809100841330    197809120713470
    197809120724100    197809121552100
    197809121605500    197809141408500
    197809141420200    197809151107500
    197809151122100    197809162203200
    197809162219180    197809162219180
    197809162234180    197809162234180
    197809162249180    197809162249180
    197809162304180    197809162304180
    197809162319180    197809162319180
    197809162334180    197809162334180
    197809162349180    197809162349180
    197809170004180    197809170004180
    197809170019180    197809170019180
    197809170034180    197809170034180
    197809170049180    197809170049180
    197809170104180    197809170109180
    197809170124180    197809170124180
    197809170139180    197809170139180
    197809170154180    197809170154180
    197809170209180    197809170209180
    197809170220400    197809172305000
    197809172327400    197809181340000
    197809181354400    197809181722400
    197809181735200    197809191700100
    197809191711100    197809191725100
    197809191735500    197809192141100
    197809192154300    197809192212300
    197809192223100    197809200025100
    197809200036300    197809200104300
    197809200119300    197809200531300
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Gravity Data (l-6-78-ar.161_011)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197808262101000    197808310339000
    197808310356120    197808311235120
    197808311250180    197809021100420
    197809021108300    197809021108300
    197809021125000    197809021327000
    197809021523120    197809021526120
    197809021537420    197809021541240
    197809021714420    197809040705120
    197809040710180    197809051335180
    197809051344300    197809051731300
    197809051737000    197809061623180
    197809061645480    197809100116180
    197809100502120    197809100514540
    197809100520300    197809100533000
    197809100547300    197809100555000
    197809100600300    197809100600300
    197809100619240    197809100631000
    197809100647240    197809100647240
    197809100655360    197809100701420
    197809100738480    197809100738480
    197809100744300    197809100744300
    197809100821060    197809100821060
    197809100836300    197809120702480
    197809120708480    197809120708480
    197809120719120    197809141404480
    197809141415180    197809162159000
    197809170215420    197809172308420
    197809172318420    197809190215420
    197809190224120    197809200523480
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Bathymetry Data (l-6-78-ar.336_011)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197808280100000    197808281414540
    197808281425540    197808291447060
    197808291525360    197808291615000
    197808291635000    197808301023300
    197808301058120    197808301440180
    197808301500000    197808302200000
    197808310015360    197808310415000
    197808310425540    197808311239480
    197808311316060    197809010229000
    197809010302000    197809011200000
    197809011216540    197809011216540
    197809011227240    197809011227240
    197809011239540    197809011246240
    197809011258420    197809011258420
    197809011309540    197809011309540
    197809011320000    197809011603180
    197809011615120    197809012217120
    197809012230000    197809012230000
    197809012245360    197809012245360
    197809012258300    197809021323300
    197809021406540    197809021516180
    197809021527240    197809022238420
    197809022318360    197809031444120
    197809031504120    197809041834360
    197809041846420    197809042136120
    197809042146240    197809050543060
    197809050615000    197809051332540
    197809051344480    197809060037360
    197809060559180    197809061834540
    197809061907480    197809062329420
    197809070147120    197809071943480
    197809072010120    197809082025240
    197809082053180    197809091745000
    197809091830000    197809092232000
    197809092246300    197809102243300
    197809102258420    197809120018120
    197809120034420    197809142151300
    197809142209240    197809152201480
    197809152219420    197809162143120
    197809162207420    197809172143240
    197809172200000    197809182211060
    197809182239360    197809190457060
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    Seismic Shots Data (l-6-78-ar.420_011)
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197808271720040    197808271720040
    197808271725490    197808272145060
    197808272151060    197808272200210
    197808272206130    197808280910040
    197808281023010    197808281755250
    197808281806050    197808281956200
    197808282001390    197808301902100
    197808301908430    197808301930070
    197808301935360    197808302027400
    197808302034210    197808302034210
    197808302040290    197808310151470
    197808310201560    197808310242410
    197808310247430    197808310247430
    197808310253470    197808310253470
    197808310300080    197808310300080
    197808310305380    197808310305380
    197808310310510    197808310502050
    197808310507060    197808310507060
    197808310514360    197808310514360
    197808310522360    197808310522360
    197808310530190    197808310530190
    197808310536120    197808311305440
    197808311316000    197808311924340
    197808311933400    197809010253080
    197809010302300    197809011237070
    197809011243130    197809011616310
    197809011622520    197809012257370
    197809012302480    197809020241280
    197809020247480    197809021109220
    197809021129540    197809021312530
    197809021406370    197809021911360
    197809021917440    197809022236490
    197809022319050    197809041220120
    197809041433020    197809050203390
    197809050300340    197809050441520
    197809050605050    197809051747330
    197809051753500    197809051753500
    197809051758580    197809051909180
    197809051914340    197809051919310
    197809051924330    197809051924330
    197809051929430    197809052049280
    197809052054440    197809052059360
    197809052104390    197809052143100
    197809052148130    197809052152570
    197809052157580    197809052207570
    197809052213330    197809052213330
    197809052219110    197809052224110
    197809052229210    197809052229210
    197809052234270    197809052250500
    197809060900100    197809062353510
    197809062359170    197809070302380
    197809070349160    197809071130320
    197809071308380    197809080102010
    197809080108350    197809080108350
    197809080115050    197809080130480
    197809080150080    197809080218270
    197809080224360    197809080249320
    197809080255490    197809080324030
    197809080330140    197809080354420
    197809080400470    197809080430570
    197809080436480    197809080502200
    197809080508500    197809080555380
    197809080601550    197809080626590
    197809080633170    197809080645520
    197809080651520    197809080701000
    197809080707100    197809080716240
    197809080722370    197809080732020
    197809080738220    197809080754110
    197809080800290    197809080810000
    197809080816180    197809080825320
    197809080831460    197809080841060
    197809080847210    197809081533490
    197809081732470    197809090153560
    197809090242280    197809092233040
    197809092325360    197809100212230
    197809100304260    197809101540410
    197809101630290    197809102035320
    197809102141150    197809111135510
    197809111142150    197809111203230
    197809111209290    197809111609120
    197809111615460    197809121040550
    197809121945330    197809122209510
    197809122214520    197809131257440
    197809131330360    197809131505200
    197809140335210    197809140349470
    197809140402300    197809140719520
    197809140729090    197809140925180
    197809141004470    197809150047270
    197809150144410    197809152355300
    197809160001330    197809161537380
    197809161630250    197809162137040
    197809162145440    197809170047150
    197809170053350    197809170424080
    197809170430270    197809170652130
    197809170658320    197809171011540
    197809171021300    197809171034220
    197809171040480    197809171113160
    197809171155370    197809180759510
    197809180817490    197809190459010
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    

  5. How consistent are the relationships among the observations, including topology?

    Unspecified


How can someone get a copy of the data set?

Are there legal restrictions on access or use of the data?

Access_Constraints:
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>
Use_Constraints:
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.

  1. Who distributes the data set? (Distributor 1 of 1)

    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

  2. What's the catalog number I need to order this data set?

    Downloadable Data L-6-78-AR data set <http://walrus.wr.usgs.gov/infobank/l/l678ar/html/l-6-78-ar.meta.html>

  3. What legal disclaimers am I supposed to read?

    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.

  4. How can I download or order the data?

    • Availability in digital form:

Data format: ASCII Size: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/l/l678ar/html/l-6-78-ar.nav.html>

Data format: ASCII Size: 2.8
Network links: <http://walrus.wr.usgs.gov/infobank/l/l678ar/html/l-6-78-ar.grav.html>

Data format: ASCII Size: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/l/l678ar/html/l-6-78-ar.bath.html>

Data format: ASCII Size: 0.6
Network links: <http://walrus.wr.usgs.gov/infobank/l/l678ar/html/l-6-78-ar.seis.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 01-Nov-2013
    Metadata author:
    U.S. Geological Survey (USGS) <http://www.usgs.gov>, Coastal and Marine Geology (CMG) <http://walrus.wr.usgs.gov>
    Attn: Clint Steele <http://walrus.wr.usgs.gov/staff/csteele.html>
    InfoBank Group Leader <http://walrus.wr.usgs.gov/staff/csteele.html>
    USGS, MailStop 999, 345 Middlefield Road
    Menlo Park, CA 94025-3561
    USA

    (650) 329-5055 (voice)
    (650) 329-5190 (FAX)
    infobank@octopus.wr.usgs.gov <mailto:infobank@octopus.wr.usgs.gov>

    Metadata standard:
    FGDC Content Standards for Digital Geospatial Metadata <http://www.fgdc.gov/> (FGDC-STD-001-1998 <http://www.its.nbs.gov/nbs/meta/meta.html>)


    Generated by mp version 2.9.13 on Fri Nov 1 14:02:28 2013