Point coverage s504scobs -- assorted visual observations of benthic habitat from rov and scuba dives. rov and scuba dives.

Metadata also available as

Frequently-anticipated questions:


What does this data set describe?

Title:
Point coverage s504scobs -- assorted visual observations of benthic habitat from rov and scuba dives. rov and scuba dives.
Abstract:
Point based visual observations of benthic habitat from a variety of scuba and rov dives. Unknown postitional accuracy. Some video data maintained by Russ Vetter, National Marine Fisheries Service, Southwest Fisheries Science Center.

Supplemental_Information:
Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government.

Although this Federal Geographic Data Committee-compliant metadata file is intended to document the data set in nonproprietary form, as well as in ArcInfo format, this metadata file may include some ArcInfo-specific terminology.

  1. How should this data set be cited?

    Cochrane, Guy R. , and Gabel, Greg S. , 2004, Point coverage s504scobs -- assorted visual observations of benthic habitat from rov and scuba dives. rov and scuba dives.:.

    Online Links:

    This is part of the following larger work.

    Cochrane, Guy R. , Conrad, James E. , Reid, Jane A. , Fangman, Sarah, and Golden, Nadine, 2005, Nearshore Benthic Habitat GIS for the Channel Islands National Marine Sanctuary and Southern California State Fisheries Reserves, Volume II Edition: 1.0: Open-File Report USGS OFR 2005-1170, U.S. Geological Survey, Coastal and Marine Geology Program, Western Coastal and Marine Geology, Santa Cruz, CA.

    Online Links:

  2. What geographic area does the data set cover?

    West_Bounding_Coordinate: -119.06259918
    East_Bounding_Coordinate: -118.95246887
    North_Bounding_Coordinate: 34.0845108
    South_Bounding_Coordinate: 34.0202713

  3. What does it look like?

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

    Beginning_Date: 1998
    Ending_Date: 2004
    Currentness_Reference: Ground Condition

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

    Geospatial_Data_Presentation_Form: map

  6. How does the data set represent geographic features?

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

      This is a Vector data set. It contains the following vector data types (SDTS terminology):

      • Point (1261)

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

      The map projection used is NAD_1983_UTM_Zone_10N.

      Projection parameters:
      Straight-Vertical_Longitude_from_Pole: -123
      Standard_Parallel: 0.999600
      False_Easting: 500000.000
      False_Northing: 0.000

      Planar coordinates are encoded using coordinate pair
      Abscissae (x-coordinates) are specified to the nearest .000016
      Ordinates (y-coordinates) are specified to the nearest .000016
      Planar coordinates are specified in meters

      The horizontal datum used is North American Datum of 1983.
      The ellipsoid used is Geodetic ReferenceSystem 80.
      The semi-major axis of the ellipsoid used is 6378137.
      The flattening of the ellipsoid used is 1/298.2572222.

  7. How does the data set describe geographic features?

    Entity_and_Attribute_Overview:
    
    s504scobs Fields:
    
    NAME		ALIAS	TYPE	LENGTH	PRECISION	SCALE	NUMBER_FORMAT
    FID	  	FID	ObjectID     4          0           0	            -
    Shape  	  	-     	Point        -          -           -               -
    CODE      	CODE   	String     254          0           0               -
    pr_sub   	pre_sub String     254          0           0               -
    sec_sub		sec_sub String     254          0           0               -
    slope		slope	Double     10          10           0         Numeric
    complexity   complexity	String     254          0           0               -
    biomass		biomass	String	   254		0	    0		    -
    observation  observation	String	   254          0           0               -
    comment		comment	String	   254          0           0               -
    Line		Line	String	   254          0           0               -
    Tape		Tape	String	   254          0           0               -
    JD		JD	Double      10         10           0         Numeric
    UTC		UTC     String     254          0           0               -
    LAT		LAT	Double      19         18          11         Numeric
    LON 		LON     Double      19         18          11         Numeric
    HED		HED     Double      19         18          11	      Numeric
    SOG		SOG     Double      19         18          11         Numeric
    cruised   	cruised String      50          0           0               -
    OBSERVER   	observerString      50          0           0               -
    
    Entity_and_Attribute_Detail_Citation: none


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 compilation of scuba and rov dive observations of benthic habitat. Divers include Russ Vetter, Cynthia Taylor, and other NOAA employed divers. ROV operated by John Butler, John Wagner, and other NOAA technicians. Some of the dives made on USGS field activity S-1-01-SC

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

    Guy R. Cochrane
    United States Geological Survey (USGS)
    Geophysicist
    USGS, 400 Natural Bridges Drive
    Santa Cruz, CA 95060-5792
    USA

    (831) 427-4754 (voice)
    (831) 427-4748 (FAX)
    gcochrane@usgs.gov


Why was the data set created?

These data are intended for science researchers, students, policy makers, and the general public. The data can be used with geographic information systems (GIS) software to display geologic and oceanographic information.


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-Jun-2002 (process 1 of 1)
    First draft of metadata created by

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


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

  1. How well have the observations been checked?

    Visual observations of variable unknown accuracy

  2. How accurate are the geographic locations?

    Highly variable on the order of 10 meters.

  3. How accurate are the heights or depths?

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

    Observations made without uniform protocol.

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

    Point features present.


How can someone get a copy of the data set?

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

Access_Constraints: None
Use_Constraints: None

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

    United States Geological Survey (USGS)
    c/o Guy R. Cochrane
    Geophysicist
    USGS, 400 Natural Bridges Drive
    Santa Cruz, CA 95060-5792
    USA

    (831) 427-4754 (voice)
    (831) 427-4748 (FAX)
    gcochrane@usgs.gov

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

  3. What legal disclaimers am I supposed to read?

    Please recognize the U.S. Geological Survey (USGS) as the source of this information.

    Although these data have been used by the U.S. Geological Survey, U.S. Department of the Interior, no warranty expressed or implied is made by the U.S. Geological Survey as to the accuracy of the data.

    The act of distribution shall not constitute any such warranty, and no responsibility is assumed by the U.S. Geological Survey in the use of this data, software, or related materials.

  4. How can I download or order the data?


Who wrote the metadata?

Dates:
Last modified: 22-Sep-2004
Last Reviewed: 2004
Metadata author:
United States Geological Survey (USGS)
c/o Guy R. Cochrane
Geophysicist
USGS, 400 Natural Bridges Drive
Santa Cruz, CA 95060-5792
USA

(831) 427-4754 (voice)
(831) 427-4748 (FAX)
gcochrane@usgs.gov

Metadata standard:
FGDC Content Standards for Digital Geospatial Metadata ("CSDGM version 2") (FGDC-STD-001-1998)


Generated by mp version 2.8.6 on Fri Dec 16 16:20:39 2005