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What does this data set describe?

Title:
Geophysical data of field activity G-1-70-CS in Chukchi Sea from 09/01/1970 to 10/18/1970
Abstract:
Chief Scientist: Art Grantz. Geophysical data (airgun, sidescansonar, sparker, magnetics, underwatercamera, handsamplegrab, boxcore, currentmeter, gravitycore, pistoncore, VanVeengrab, Shipekgrab, hydrometer, Secchidisc, transmissometer) of field activity G-1-70-CS in Chukchi Sea from 09/01/1970 to 10/18/1970, <http://walrus.wr.usgs.gov/infobank/g/g170cs/html/g-1-70-cs.meta.html>.
Supplemental_Information:

Equipment Used -
airgun single-channel airgun
sidescansonar
sparker
magnetics magnetometer
underwatercamera bottom photography
handsamplegrab
boxcore Reineck corer
currentmeter Savonius-type meter
gravitycore hydro plastic corer
pistoncore hydro plastic corer
VanVeengrab
Shipekgrab
hydrometer sieves
Secchidisc
transmissometer prototype transmissometer-depth sensor
Publications -
Barnes, Peter W., 1972, Preliminary results of geologic studies in the Eastern
Central Chuckchi Sea, in An Ecological Survey in the Eastern Chukchi Sea
September-October 1970: U.S. Coast Guard Oceanographic Report no. 50, p 87-91.


Grantz, Arthur, Hanna, W.F., and Wallace, S.L., 1971, Chukchi Sea seismic
reflection profiles and magnetic data, 1970, between northern Alaska and
Herald Island, 37 sheets, scale 1:100,000. U.S. Geological Survey Open-File
Report 71-125, URL:
<A HREF ="<http://pubs.er.usgs.gov/publication/ofr71125>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr71125>
Additional publication pdf URL:
<A HREF ="
<http://www.dggs.dnr.state.ak.us/pubs/id/10907>" target ="new"><http://www.dggs.dnr.state.ak.us/pubs/id/10907>

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/>, 20140415, Geophysical data of field activity G-1-70-CS in Chukchi Sea from 09/01/1970 to 10/18/1970: 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: 174.75000
    East_Bounding_Coordinate: -156.00000
    North_Bounding_Coordinate: 72.00000
    South_Bounding_Coordinate: 65.00000

  3. What does it look like?

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

    Beginning_Date: 01-Sep-1970
    Ending_Date: 18-Oct-1970
    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: Chukchi Sea
      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:
    Navigation with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/nav.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?

    Art Grantz (Chief Scientist, USGS Western Region); Peter Barnes (Scientist, USGS Western Region); Roberge (Ship Captain, USCG Glacier)

  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: 08-Jul-2013 (process 1 of 1)
    Navigation Data
    /infobank/g/g170cs/nav/g-1-70-cs.051
    time/lat/long style, multi-record, in caps, without tabs
    temporal domain
    Times are fake.
    Longitudes were changed to negative.
    
    Input was...
    /infobank/g/g170cs/samp/g-1-70-cs.onoff.sample
    time/lat/long style, multi-record, in caps, without tabs
    temporal domain
    Times are fake.
    Longitudes were changed to negative.
    Reformatted from /infobank/g/g170cs/samp/raw/g-1-70-cs.subsamples, 07/08/2013
    Year	 Cruise	 Station number	 latitude	 longitude	 depth	 temperature
    1970	G-1-70-CS (Glacier)	1	71.08333333	155.0833333	19	0.344
    1970	G-1-70-CS (Glacier)	8	69.08333333	103.0666667	30	-0.077
    1970	G-1-70-CS (Glacier)	9	70	166.05	38	-0.102
    
           1         2         3
    345678901234567890123456789012345
    
    

    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:
    Barnes, Peter W., 1972, Preliminary results of geologic studies in the Eastern Central Chuckchi Sea, in An Ecological Survey in the Eastern Chukchi Sea September-October 1970: U.S. Coast Guard Oceanographic Report no. 50, p 87-91.
    Grantz, Arthur, Hanna, W.F., and Wallace, S.L., 1971, Chukchi Sea seismic reflection profiles and magnetic data, 1970, between northern Alaska and Herald Island, 37 sheets, scale 1:100,000. U.S. Geological Survey Open-File Report 71-125, URL: <A HREF ="<http://pubs.er.usgs.gov/publication/ofr71125>" target ="OF"><http://pubs.er.usgs.gov/publication/ofr71125> Additional publication pdf URL: <A HREF ="<http://www.dggs.dnr.state.ak.us/pubs/id/10907>" target ="new"><http://www.dggs.dnr.state.ak.us/pubs/id/10907>



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 (g-1-70-cs.051 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    197009010101000    197009010149000
    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 G-1-70-CS data set <http://walrus.wr.usgs.gov/infobank/g/g170cs/html/g-1-70-cs.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: 0.1
Network links: <http://walrus.wr.usgs.gov/infobank/g/g170cs/html/g-1-70-cs.nav.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 15-Apr-2014
    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 Tue Apr 15 10:40:45 2014