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What does this data set describe?

Title:
Multibeam Sonar data of field activity C-1-96-SC in Santa Monica Bay, California from 09/30/1996 to 10/29/1996
Abstract:
Chief Scientist: Jim Gardner. Multibeam Sonar data (multibeam, GPS, integratednavigation) of field activity C-1-96-SC in Santa Monica Bay, California from 09/30/1996 to 10/29/1996, <http://walrus.wr.usgs.gov/infobank/c/c196sc/html/c-1-96-sc.meta.html>.
Supplemental_Information:

Equipment Used -
multibeam Kongsberg Simrad EM 950/1000 95khz multibeam system
GPS
integratednavigation
Notes -
For raw and intermediate data sets, contact
<a href="<http://walrus.wr.usgs.gov/infobank/programs/html/staff2html/staff/Rani_Nandiwada.html>">Rani Nandiwada</a>
Publications -
Dartnell, P., and Gardner, J.V., 2004, Predicted seafloor facies of Central
Santa Monica Bay, California: U.S. Geological Survey Open-File Report 2004-1081,
dataset: <A HREF="<http://pubs.usgs.gov/of/2004/1081/>">
<http://pubs.usgs.gov/of/2004/1081/><BR>
<HR>
Dartnell, P., Gardner, J.V., Mayer, L.A., and Hughes Clark, J.E., 2004,
Los Angeles and San Diego Margin high-resolution multibeam bathymetry and
backscatter data: U.S. Geological Survey Open-File Report 2004-1221:
<A HREF="
<http://pubs.usgs.gov/of/2004/1221/>">
<http://pubs.usgs.gov/of/2004/1221/><BR>
<HR>
Lee, Homa J., and Weisberg, Stephen, eds., 2003, Integrated assessment of an
urban water body; Santa Monica Bay, California: Marine Environmental Research,
v. 56, no. 1-2, 342 p.<BR>
<HR>
Dojiri, M., Yamaguchi, M., Weisberg, S.B., and Lee, Homa J., 2003,
Changing anthropogenic influence on the Santa Monica Bay watershed,
in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment
of an urban water body; Santa Monica Bay, California: Marine Environmental
Research, v. 56, no. 1-2, p. 1-14.<BR>
<HR>
Gardner, James V., Dartnell, Peter, Mayer, Larry A., and Hughes Clarke,
John E., 2003, Geomorphology, acoustic backscatter, and processes in Santa
Monica Bay from multibeam mapping, in Lee, Homa J., and Weisberg, Stephen, eds.,
Integrated assessment of an urban water body; Santa Monica Bay, California:
Marine Environmental Research, v. 56, no. 1-2, p. 15-4.<BR>
<HR>
Edwards, Brian D., Dartnell, Peter, and Chezar, Henry, 2003, Characterizing
benthic substrates of Santa Monica Bay with seafloor photography and multibeam
sonar imagery, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated
assessment of an urban water body; Santa Monica Bay, California: Marine
Environmental Research, v. 56, no. 1-2, p. 47-66.<BR>
<HR>
Leecaster, Molly, 2003, Spatial analysis of grain size in Santa Monica Bay,
in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment
of an urban water body; Santa Monica Bay, California: Marine Environmental
Research, v. 56, no. 1-2, p. 67-78<BR>
<HR>
Hein, James R., Dowling, Jennifer S., Schuetze, Anthony, and Lee, Homa J.,
2003, Clay-mineral suites, sources, and inferred dispersal routes; Southern
California continental shelf, in Lee, Homa J., and Weisberg, Stephen, eds.,
Integrated assessment of an urban water body; Santa Monica Bay, California:
Marine Environmental Research, v. 56, no. 1-2, p. 79-102<BR>
<HR>
Noble, Marlene A., and Xu, J.P., 2003, Observations of large-amplitude
cross-shore internal bores near the shelf break, Santa Monica Bay, CA,
in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment
of an urban water body; Santa Monica Bay, California: Marine Environmental
Research, v. 56, no. 1-2, p. 127-149.<BR>
<HR>
Sommerfield, Christopher K., and Lee, Homa J., 2003, Magnitude and variability
of Holocene sediment accumulation in Santa Monica Bay, California, in Lee, Homa
J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body;
Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2,
p. 151-176.<BR>
<HR>
Alexander, Clark R., and Venherm, Claudia, 2003, Modern sedimentary processes in
the Santa Monica, California continental margin; sediment accumulation, mixing
and budget, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment
of an urban water body; Santa Monica Bay, California: Marine Environmental
Research, v. 56, no. 1-2, p. 177-204.<BR>
<HR>
Bay, Steven M., Zeng, Eddy Y., Lorenson, Thomas D., Tran, Kim, and Alexander,
Clark R., 2003, Temporal and spatial distributions of contaminants in sediments
of Santa Monica Bay, California, in Lee, Homa J., and Weisberg, Stephen, eds.,
Integrated assessment of an urban water body; Santa Monica Bay, California:
Marine Environmental Research, v. 56, no. 1-2, p. 255-276.<BR>
<HR>
Greenstein, Darrin, Bay, Steven M., Jirik, Andrew, Brown, Jeffrey, and
Alexander, Clark R., 2003, Toxicity assessment of sediment cores from Santa
Monica Bay, California, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated
assessment of an urban water body; Santa Monica Bay, California: Marine
Environmental Research, v. 56, no. 1-2, p. 277-297.<BR>
<HR>
<i>National Seafloor Mapping and Benthic Habitat Studies, Los Angeles</i>, 2006,
U.S. Geological Survey, Western Coastal and Marine Geology&nbsp;&nbsp;
<a class="locationLink" href="
<http://walrus.wr.usgs.gov/pacmaps/la-index.html>" target="la">
&lt;<http://walrus.wr.usgs.gov/pacmaps/la-index.html>>

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/>, 20131029, Multibeam Sonar data of field activity C-1-96-SC in Santa Monica Bay, California from 09/30/1996 to 10/29/1996: 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: -119.00000
    East_Bounding_Coordinate: -118.30000
    North_Bounding_Coordinate: 34.20000
    South_Bounding_Coordinate: 33.70000

  3. What does it look like?

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

    Beginning_Date: 30-Sep-1996
    Ending_Date: 29-Oct-1996
    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: Santa Monica Bay, California
      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>


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 Kleiner (Party Chief, C&C Technologies); Jim Gardner (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: 13-Jan-2011 (process 1 of 1)
    Navigation Data Unknown

    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:
    Dartnell, P., and Gardner, J.V., 2004, Predicted seafloor facies of Central Santa Monica Bay, California: U.S. Geological Survey Open-File Report 2004-1081, dataset: <A HREF="<http://pubs.usgs.gov/of/2004/1081/>"> <http://pubs.usgs.gov/of/2004/1081/> Dartnell, P., Gardner, J.V., Mayer, L.A., and Hughes Clark, J.E., 2004, Los Angeles and San Diego Margin high-resolution multibeam bathymetry and backscatter data: U.S. Geological Survey Open-File Report 2004-1221: <A HREF="<http://pubs.usgs.gov/of/2004/1221/>"> <http://pubs.usgs.gov/of/2004/1221/> Lee, Homa J., and Weisberg, Stephen, eds., 2003, Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, 342 p. Dojiri, M., Yamaguchi, M., Weisberg, S.B., and Lee, Homa J., 2003, Changing anthropogenic influence on the Santa Monica Bay watershed, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 1-14. Gardner, James V., Dartnell, Peter, Mayer, Larry A., and Hughes Clarke, John E., 2003, Geomorphology, acoustic backscatter, and processes in Santa Monica Bay from multibeam mapping, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 15-4. Edwards, Brian D., Dartnell, Peter, and Chezar, Henry, 2003, Characterizing benthic substrates of Santa Monica Bay with seafloor photography and multibeam sonar imagery, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 47-66. Leecaster, Molly, 2003, Spatial analysis of grain size in Santa Monica Bay, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 67-78 Hein, James R., Dowling, Jennifer S., Schuetze, Anthony, and Lee, Homa J., 2003, Clay-mineral suites, sources, and inferred dispersal routes; Southern California continental shelf, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 79-102 Noble, Marlene A., and Xu, J.P., 2003, Observations of large-amplitude cross-shore internal bores near the shelf break, Santa Monica Bay, CA, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 127-149. Sommerfield, Christopher K., and Lee, Homa J., 2003, Magnitude and variability of Holocene sediment accumulation in Santa Monica Bay, California, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 151-176. Alexander, Clark R., and Venherm, Claudia, 2003, Modern sedimentary processes in the Santa Monica, California continental margin; sediment accumulation, mixing and budget, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 177-204. Bay, Steven M., Zeng, Eddy Y., Lorenson, Thomas D., Tran, Kim, and Alexander, Clark R., 2003, Temporal and spatial distributions of contaminants in sediments of Santa Monica Bay, California, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 255-276. Greenstein, Darrin, Bay, Steven M., Jirik, Andrew, Brown, Jeffrey, and Alexander, Clark R., 2003, Toxicity assessment of sediment cores from Santa Monica Bay, California, in Lee, Homa J., and Weisberg, Stephen, eds., Integrated assessment of an urban water body; Santa Monica Bay, California: Marine Environmental Research, v. 56, no. 1-2, p. 277-297. <i>National Seafloor Mapping and Benthic Habitat Studies, Los Angeles</i>, 2006, U.S. Geological Survey, Western Coastal and Marine Geology&nbsp;&nbsp; <a class="locationLink" href="<http://walrus.wr.usgs.gov/pacmaps/la-index.html>" target="la"> &lt;<http://walrus.wr.usgs.gov/pacmaps/la-index.html>>



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 (c-1-96-sc.050 [SINS])
    YYYYMMDDHHMMSST    YYYYMMDDHHMMSST
    199601010101000    199601050101000
    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 C-1-96-SC data set <http://walrus.wr.usgs.gov/infobank/c/c196sc/html/c-1-96-sc.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/c/c196sc/html/c-1-96-sc.nav.html>

  • Cost to order the data: None


  • Who wrote the metadata?

    Dates:
    Last modified: 29-Oct-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>)


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