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What does this data set describe?

Title:
Geological data of field activity J-2-90-SF in San Francisco Bay, CA from 02/02/1990 to 02/21/1990
Abstract:
United States Geological Survey, Menlo Park, California. Chief Scientists: Roberto Anima, Ed Clifton. Geological data (sidescansonar, bathymetry, core) of field activity J-2-90-SF in San Francisco Bay, CA from 02/02/1990 to 02/21/1990, <http://walrus.wr.usgs.gov/infobank/j/j290sf/html/j-2-90-sf.meta.html>.
Supplemental_Information:

Equipment Used -
sidescansonar
bathymetry Lowrance and Raytheon fathometers
core
Notes -
Samples are labeled by date of collection ie. SFB020690-11A
Publications -
Anima, R.J., Clifton, H.E., Reiss, Carol, and Wong, F. L.,
2005,
Locations and descriptions of gravity, box, and push cores collected
in San Francisco Bay between January and February, 1990 and 1991:
U.S. Geological Survey Open-File Report 2005-1453, 69 p.
<br />
[<a href="<http://pubs.usgs.gov/of/2005/1453/>" target="of1"><http://pubs.usgs.gov/of/2005/1453/>].
<br />
<br />
Chin, J.L., Woodrow, D.L., McGann, Mary, Wong, F.L., Fregoso, Theresa, and Jaffe, B.E.,
2010,
Estuarine sedimentation, sediment character, and foraminiferal distribution
in central San Francisco Bay, California:
U.S. Geological Survey Open-File Report 2010-1130, 58 p., data tables, and GIS data
<br />
[<a href="
<http://pubs.usgs.gov/of/2010/1130/>" target="of2"><http://pubs.usgs.gov/of/2010/1130/>].

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/>, 20140504, Geological data of field activity J-2-90-SF in San Francisco Bay, CA from 02/02/1990 to 02/21/1990: 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: -122.51767
    East_Bounding_Coordinate: -121.98133
    North_Bounding_Coordinate: 38.14067
    South_Bounding_Coordinate: 37.49433

  3. What does it look like?

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

    Beginning_Date: 02-Feb-1990
    Ending_Date: 21-Feb-1990
    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: San Francisco Bay, CA
      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 1983.
      The ellipsoid used is Geodetic Reference System 80.
      The semi-major axis of the ellipsoid used is 6378137.
      The flattening of the ellipsoid used is 1/298.257.

      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>
    Entity_and_Attribute_Overview:
    Samples with Time Stamp <http://walrus.wr.usgs.gov/infobank/programs/html/definition/samp.html>
    Entity_and_Attribute_Detail_Citation:
    "time/lat/long style, multi-record, in caps, without tabs"
    Mnemonic:       "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Lat, Long, ActivityID, EquipmentType, Depth, DepthUnits, Line, Station, Roll, Comments)  [DAPS]"
    FORTRAN format: "(Year, DayOfYear, UTCHour, Min, Sec, Tenths, Hundredths, Lat, Long, ActivityID, EquipmentType, Depth, DepthUnits, Line, Station, Roll, Comments) [DAPX]"
    C format:       "(i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5, t37, a, t45, a24, t70, f6.1, t78, a1, t80, a9, t90, a9, t100, a9, t110, a)  [DAPS]"
    Naming:         .onoff.GRAV_EQUIPMENT_TYPE
    


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?

    Roberto Anima (Chief Scientist, USGS Western Region); Ed Clifton (Chief Scientist, USGS Western Region)

  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: 05-May-2005 (process 1 of 1)
    Navigation Data
    05/05/2005 carolyn /infobank/j/j290sf/nav/j-2-90-sf.060
    time/lat/long style, multi-record, in caps, without tabs
    temporal domain
    
    05/03/2005 carol j-2-90-sf_grav.txt
    
    Input was...
    05/05/2005 carolyn /infobank/j/j290sf/samp/j-2-90-sf.onoff.cores.gravitycore
    time/lat/long style, multi-record, in caps, without tabs
    temporal domain
    fake times
    
    05/03/2005 carol j-2-90-sf_grav.txt
    
           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:
    Anima, R.J., Clifton, H.E., Reiss, Carol, and Wong, F. L., 2005, Locations and descriptions of gravity, box, and push cores collected in San Francisco Bay between January and February, 1990 and 1991: U.S. Geological Survey Open-File Report 2005-1453, 69 p. <br /> [<a href="<http://pubs.usgs.gov/of/2005/1453/>" target="of1"><http://pubs.usgs.gov/of/2005/1453/>]. <br /> <br /> Chin, J.L., Woodrow, D.L., McGann, Mary, Wong, F.L., Fregoso, Theresa, and Jaffe, B.E., 2010, Estuarine sedimentation, sediment character, and foraminiferal distribution in central San Francisco Bay, California: U.S. Geological Survey Open-File Report 2010-1130, 58 p., data tables, and GIS data <br /> [<a href="<http://pubs.usgs.gov/of/2010/1130/>" target="of2"><http://pubs.usgs.gov/of/2010/1130/>].



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 (j-2-90-sf.060 [GPS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    199002050000001    199002050000006
    199002060000001    199002060000013
    199002070000001    199002070000016
    199002080000001    199002080000013
    199002090000001    199002090000013
    199002120000001    199002120000012
    199002150000001    199002150000020
    199002200000001    199002200000019
    199002210000001    199002210000008
    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 J-2-90-SF data set <http://walrus.wr.usgs.gov/infobank/j/j290sf/html/j-2-90-sf.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/j/j290sf/html/j-2-90-sf.nav.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 04-May-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 Sun May 4 06:17:43 2014