Identification_Information:
  Citation:
    Citation_Information:
      Originator: Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA), National Ocean Service (NOS), Coastal Services Center (CSC)
      Originator: Florida Department of Environmental Protection, Apalachicola National Estuarine Research Reserve
      Publication_Date: 20040630
      Title: Sediment profile image data from October 1999 in Apalachicola Bay, Florida
      Edition: One
      Geospatial_Data_Presentation_Form: vector digital data
      Publication_Information:
        Publication_Place: Charleston, SC
        Publisher: NOAA's Ocean Service, Coastal Services Center (CSC)
      Online_Linkage: ftp://ftp.csc.noaa.gov/pub/benthic/apaspi.zip
      Online_Linkage: http://www.csc.noaa.gov/benthic/data/gulf/apa.htm
      Online_Linkage: http://www.csc.noaa.gov/benthic/
      Online_Linkage: http://www.csc.noaa.gov/
  Description:
    Abstract: The Apalachicola Bay National Estuarine Research Reserve and the NOAA Coastal Services Center worked together to map benthic habitats within Apalachicola Bay, Florida. The bay and the lower portions of four distributaries were surveyed on 11-22 October 1999 using three benthic sampling techniques.  This data set represents the information gathered from sediment profile imagery sampling. Images were collected at 436 stations throughout the bay.
    Purpose: Sediment profile images (SPI) of the sediment-water interface were collected using a sediment profile camera at pre-determined locations in the bay.  Physical, chemical, geological, and biological conditions observed in the photos were used to create a database for all stations, and habitat classes were defined by sediment type and/or faunal community for each location. The database was then used in a Geographic Information System (GIS) to characterize fine scale benthic habitat distributions in the bay.
  Time_Period_of_Content:
    Time_Period_Information:
      Single_Date/Time:
        Calendar_Date: 199910
    Currentness_Reference: ground condition
  Status:
    Progress: Complete
    Maintenance_and_Update_Frequency: None planned
  Spatial_Domain:
    Bounding_Coordinates:
      West_Bounding_Coordinate: -85.221700
      East_Bounding_Coordinate: -84.734270
      North_Bounding_Coordinate: 29.807750
      South_Bounding_Coordinate: 29.598130
  Keywords:
    Theme:
      Theme_Keyword_Thesaurus: None
      Theme_Keyword: Environmental Monitoring
      Theme_Keyword: benthic data
      Theme_Keyword: sediment profile image
      Theme_Keyword: geographic information system
      Theme_Keyword: GIS
      Theme_Keyword: SPI
      Theme_Keyword: CSC Benthic Habitat Mapping
    Theme:
      Theme_Keyword_Thesaurus: ISO 19115 Topic Category
      Theme_Keyword: environment
      Theme_Keyword: biota
    Place:
      Place_Keyword_Thesaurus: None
      Place_Keyword: Gulf of Mexico
      Place_Keyword: Florida
      Place_Keyword: Apalachicola
      Place_Keyword: East Bay
      Place_Keyword: St. Vincent Sound
      Place_Keyword: St. George Sound
  Access_Constraints: None
  Use_Constraints: It is the responsibility of the user to determine the appropriate use of the data product.
  Point_of_Contact:
    Contact_Information:
      Contact_Organization_Primary:
        Contact_Organization: NOAA Coastal Services Center
        Contact_Person: CRS Program Manager
      Contact_Address:
        Address_Type: mailing and physical
        Address: 2234 South Hobson Avenue
        City: Charleston
        State_or_Province: South Carolina
        Postal_Code: 29405
        Country: U.S.A
      Contact_Voice_Telephone: 843-740-1200
      Contact_Facsimile_Telephone: 843-740-1315
      Contact_Electronic_Mail_Address: csc@noaa.gov
      Hours_of_Service: 9 am to 5 pm, Eastern Standard Time
  Data_Set_Credit: NOAA Coastal Services Center
  Native_Data_Set_Environment: Microsoft Windows 2000 Version 5.0 (Build 2195) Service Pack 4; ESRI ArcCatalog 8.3.0.800
Data_Quality_Information:
  Attribute_Accuracy:
    Attribute_Accuracy_Report: The attribute accuracy was verified by checking the compiled SPI database against the actual photos for each station. Since two photos were taken at each station, attributes from both images were noted in the database, and one image was digitized and analyzed using image analysis software. The results of this automated analysis were also used to check the accuracy of the dataset. When large disagreement occurred between images from a single station, all attributes were recorded and the image with the largest visible area was digitized. Results of grab sampling were also used, when available, to check the accuracy of the SPI data set.  Additionally, a subset of the images were evaluated by two other professional benthic ecologists with experience working with SPI.  Differences between the original analysis and the QA/QC analysis were addressed in the final data set.
  Logical_Consistency_Report: All data are believed to be logically consistent.
  Completeness_Report: All SPI data were not included in this data layer. All stations are represented, however, some parameters, which were harder or more subjective to interpret, were not included in the data set.  These data can be found in the Apalachicola Bay benthic database, available from the NOAA Coastal Services Center.
  Positional_Accuracy:
    Horizontal_Positional_Accuracy:
      Horizontal_Positional_Accuracy_Report: Stations were located in the field using a differential Global Positioning System (GPS), and station coordinates, date, and time of day were recorded upon arrival at each station.
    Vertical_Positional_Accuracy:
      Vertical_Positional_Accuracy_Report: Not relevant to the data set.
  Lineage:
    Source_Information:
      Source_Citation:
        Citation_Information:
          Originator: Robert J. Diaz, R.J. Diaz and Daughters
          Publication_Date: Unpublished material
          Title: Apalachicola Bay SPI Survey, October 1999
          Geospatial_Data_Presentation_Form: None
      Type_of_Source_Media: 35 mm slide film
      Source_Time_Period_of_Content:
        Time_Period_Information:
          Range_of_Dates/Times:
            Beginning_Date: 19991011
            Beginning_Time: 0800
            Ending_Date: 19991022
            Ending_Time: 1800
        Source_Currentness_Reference: ground condition
      Source_Citation_Abbreviation: Apalach SPI data
      Source_Contribution: Production and analysis of sediment profile images for habitat characterization and use in a GIS database.
    Process_Step:
      Process_Description: At 436 stations, a Hulcher sediment profile camera, fitted with a digital video camera to allow for real-time viewing of the sediment profiles, was deployed from one to four times.  The profile camera was triggered from the boat while viewing images from the video camera; one to four profile images were taken on each deployment.  In the softest sediments, the first image was taken within a second of bottom contact, when the camera had penetrated was 15 to 20 cm into the sediment.  Subsequent film images were taken 10 to 30 seconds after the camera had reached the bottom.  Film images were taken using Fujichrome 100P slide film.  This combination of real-time video and surface triggering of the film camera insured that the sediment-water interface would be photographed before the prism window had passed the sediment-water interface.All sediment profile film images were analyzed visually by projecting the images and recording observed features into a standardized spreadsheet.  Details of how these data were obtained can be found in Diaz and Schaffner (1988).  All images were then digitized using a Nikon LS2000 scanner and analyzed using the Adobe PhotoShop and NTIS Image programs.  Steps in the computer analysis of each image were standardized and followed the basic procedures in Viles and Diaz (1991). References: 1) Diaz, R.J., and L.C. Schaffner. 1988. "Comparison of Sediment Landscapes in the Chesapeake Bay as Seen by Surface and Profile Imaging." Pages 222 to 240. In: M.P. Lynch and E.C. Krome, eds. Understanding the Estuary: Advances in Chesapeake Bay Research. Chesapeake Research Consortium Publication 129, CBP/TRS 24/88. 2) Viles, C., and R.J. Diaz. 1991. "Bencore, an Image Analysis System for Measuring Sediment Profile Camera Slides." School of Marine Science, Virginia Institute of Marine Science, College of William and Mary, Gloucester Pt., Virginia.
      Process_Date: Unknown
Spatial_Data_Organization_Information:
  Direct_Spatial_Reference_Method: Vector
  Point_and_Vector_Object_Information:
    SDTS_Terms_Description:
      SDTS_Point_and_Vector_Object_Type: Entity point
      Point_and_Vector_Object_Count: 824
Spatial_Reference_Information:
  Horizontal_Coordinate_System_Definition:
    Geographic:
      Latitude_Resolution: 0.000001
      Longitude_Resolution: 0.000001
      Geographic_Coordinate_Units: Decimal degrees
    Geodetic_Model:
      Horizontal_Datum_Name: North American Datum of 1983
      Ellipsoid_Name: Geodetic Reference System 80
      Semi-major_Axis: 6378137.000000
      Denominator_of_Flattening_Ratio: 298.257222
Entity_and_Attribute_Information:
  Detailed_Description:
    Entity_Type:
      Entity_Type_Label: apaspi
      Entity_Type_Definition: Unknown
      Entity_Type_Definition_Source: Unknown
    Attribute:
      Attribute_Label: FID
      Attribute_Definition: Internal feature number.
      Attribute_Definition_Source: ESRI
      Attribute_Domain_Values:
        Unrepresentable_Domain: Sequential unique whole numbers that are automatically generated.
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: Shape
      Attribute_Definition: Feature geometry.
      Attribute_Definition_Source: ESRI
      Attribute_Domain_Values:
        Unrepresentable_Domain: Coordinates defining the features.
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SPIKEY
      Attribute_Definition: Unique identifier for sample sites.
      Attribute_Definition_Source: NOAA Coastal Services Center
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 1122-1
          Range_Domain_Maximum: 5062-1
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: REGION
      Attribute_Definition: General area within the bay that station is located.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Apalachicola Bay
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: St. Vincent Sound
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: St. George Sound
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: East Bay
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Rivers
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: LATITUDE
      Attribute_Definition: Latitude in decimal degrees.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 29.59813
          Range_Domain_Maximum: 29.80775
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: LONGITUDE
      Attribute_Definition: Longitude in decimal degrees.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: -85.22170
          Range_Domain_Maximum: -84.73427
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: PEN_DEPTH
      Attribute_Definition: Corrected camera penetration depth (cm) based on video of entire deployment (approx. 15 sec after bottom contact).
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 41.1
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SFC_RELIEF
      Attribute_Definition: Small-scale bed roughness across prism faceplate (cm).
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 7.3
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown: feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SFC_FEATUR
      Attribute_Definition: Physical and biological features at the sediment-water interface.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Unknown
          Enumerated_Domain_Value_Definition: Not identifiable from image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Bedforms
          Enumerated_Domain_Value_Definition: Sediment ripples at surface.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Disturbed
          Enumerated_Domain_Value_Definition: Surface structure was disturbed by camera frame in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Even
          Enumerated_Domain_Value_Definition: Level sediment surface; no ripples.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Floc layer
          Enumerated_Domain_Value_Definition: Fluid mud layer visible at the sediment-water interface.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Gravel
          Enumerated_Domain_Value_Definition: Presence of gravel in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Pits
          Enumerated_Domain_Value_Definition: Small depressions at the sediment-water interface; most likely caused by animal activity.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Shell
          Enumerated_Domain_Value_Definition: Presence of bivalve shell hash in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Uneven
          Enumerated_Domain_Value_Definition: Sediment surface was not level across the prism faceplate.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SHELL_HASH
      Attribute_Definition: Surface and sub-surface shell fragments.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Bed
          Enumerated_Domain_Value_Definition: Large or whole shells with 50-100% coverage in image.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Coarse
          Enumerated_Domain_Value_Definition: Shells were greater than 5 cm in size and very abundant.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Fine
          Enumerated_Domain_Value_Definition: Few shell pieces of less than 2 mm in size.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Medium
          Enumerated_Domain_Value_Definition: Abundant shell of 2 to 4 mm in size.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: None or Trace
          Enumerated_Domain_Value_Definition: Little to no shell present.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SHELLBED
      Attribute_Definition: Identification of shellfish present in image.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: oyster
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: mixed
          Enumerated_Domain_Value_Definition: oysters and mussels
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: unknown
          Enumerated_Domain_Value_Definition: not identifiable
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: z
          Enumerated_Domain_Value_Definition: Not Applicable; none.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SED_DESC
      Attribute_Definition: Full texture description from image based on Folk (1974).
      Attribute_Definition_Source: Folk, R.L. 1974. Petrology of Sedimentary Rocks. Austin, Texas.
      Attribute_Domain_Values:
        Unrepresentable_Domain: Character field.
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SED_LAYERS
      Attribute_Definition: Number of subsurface sediment layers visible in image.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 3
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: SFC_BIOL
      Attribute_Definition: Surface biological features in image.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Biogenic
          Enumerated_Domain_Value_Definition: Surface dominated by animal-created structures, usually feeding pits or mounds.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Burrow openings
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Backfilled burrow
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Detritus
          Enumerated_Domain_Value_Definition: Dead and decaying organic matter.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Diopatra
          Enumerated_Domain_Value_Definition: Genus of polychaete worm.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Epiphytes
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Fish
          Enumerated_Domain_Value_Definition: Bottom-dwelling fish visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Fish voids
          Enumerated_Domain_Value_Definition: Subsurface pockets in the sediment that are created by bottom-dwelling fish.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Gelatinous egg case
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Hydroid or algae
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Large tubes
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Macroalgae
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Microalgae
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Mysids
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Mound
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Mud tubes
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Mussels
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Oysters
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Ribbed mussels
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Sand dollars
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Small crab
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Hermit crab
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: SAV (Halodule wrightii)
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: SAV (Valisneria americana)
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: SAV detritus
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Shrimp
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Tentacles on surface
          Enumerated_Domain_Value_Definition: Unknown
          Enumerated_Domain_Value_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Maldanid egg case
          Enumerated_Domain_Value_Definition: Egg sack from a genus of polychaete worm
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: TUBES
      Attribute_Definition: Surface worm tubes in image.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: None
          Enumerated_Domain_Value_Definition: 0
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Few
          Enumerated_Domain_Value_Definition: 1 to 6 worm tubes present.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Some
          Enumerated_Domain_Value_Definition: 7 to 18 tubes present.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Many
          Enumerated_Domain_Value_Definition: Greater than 18 tubes present.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Mat
          Enumerated_Domain_Value_Definition: Dense collection of tubes.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: IND
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: R.J. Diaz and Daughters
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: WORMS
      Attribute_Definition: Count of infaunal worms.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 5
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: BURROWS
      Attribute_Definition: Count of infaunal burrows.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 9
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: OXIC_VOIDS
      Attribute_Definition: Count of oxic feeding voids in sediment.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 9
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: ANOX_VOIDS
      Attribute_Definition: Count of anoxic (anaerobic) voids in the sediment.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 5
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: GAS_VOIDS
      Attribute_Definition: Count of methane gas voids in the sediment.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 20
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: RPD
      Attribute_Definition: Average depth (cm) of apparent color Redox Potential Discontinuity (values rounded to nearest 0.5 cm).
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 0
          Range_Domain_Maximum: 11.3
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: BHQ
      Attribute_Definition: Value of Benthic Habitat Quality index (Nilsson and Rosenberg 1996).
      Attribute_Definition_Source: Nilsson, H.C., and R. Rosenberg. 1997. "Benthic Habitat Quality Assessment of
      Attribute_Domain_Values:
        Range_Domain:
          Range_Domain_Minimum: 1
          Range_Domain_Maximum: 14
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: 99
          Enumerated_Domain_Value_Definition: Unknown; feature not visible in image.
          Enumerated_Domain_Value_Definition_Source: Unknown
      Beginning_Date_of_Attribute_Values: 19991011
      Ending_Date_of_Attribute_Values: 19991022
    Attribute:
      Attribute_Label: HABITAT
      Attribute_Definition: Habitat assignment based on physical and biological features.
      Attribute_Definition_Source: Unknown
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Biogenic sands
          Enumerated_Domain_Value_Definition: Biogenic sands had visible biological features such as mounds, pits, burrows, worms, tubes or oxic voids in sediments.
          Enumerated_Domain_Value_Definition_Source: NOAA Coastal Services Center
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Depauperate sands
          Enumerated_Domain_Value_Definition: Depauperate sands had no visible evidence of biological features, which was likely related to their shallow (possibly intertidal) distribution in the bay.
          Enumerated_Domain_Value_Definition_Source: NOAA Coastal Services Center
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Halodule bed
          Enumerated_Domain_Value_Definition: Seagrass habitats were divided into two mutually exclusive subclasses based on species composition, including Halodule wrightii and Valisneria americana.
          Enumerated_Domain_Value_Definition_Source: NOAA Coastal Services Center
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Homogeneous silts
          Enumerated_Domain_Value_Definition: Silty-bottom habitats with no evidence of subsurface layering.
          Enumerated_Domain_Value_Definition_Source: NOAA Coastal Services Center
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Layered silts
          Enumerated_Domain_Value_Definition: Silty-bottom habitats with visible sediment layering below the surface.
          Enumerated_Domain_Value_Definition_Source: NOAA Coastal Services Center
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Oyster bed
          Enumerated_Domain_Value_Definition: Oyster beds predominantly consisted of oysters (Crassostrea virginica) and also included mixed beds of oysters and mussels.
          Enumerated_Domain_Value_Definition_Source: NOAA Coastal Services Center
      Attribute_Domain_Values:
        Enumerated_Domain:
          Enumerated_Domain_Value: Valisneria bed
          Enumerated_Domain_Value_Definition: Seagrass habitats were divided into two mutually exclusive subclasses based on species composition, including Halodule wrightii and Valisneria americana.
          Enumerated_Domain_Value_Definition_Source: NOAA Coastal Services Center
Distribution_Information:
  Distributor:
    Contact_Information:
      Contact_Person_Primary:
        Contact_Person: Clearinghouse Manager
        Contact_Organization: NOAA Coastal Services Center
      Contact_Position: Clearinghouse Manager
      Contact_Address:
        Address_Type: mailing and physical
        Address: 2234 South Hobson Avenue
        City: Charleston
        State_or_Province: South Carolina
        Postal_Code: 29405
        Country: U.S.A.
      Contact_Voice_Telephone: 843-740-1200
      Contact_Facsimile_Telephone: 843-740-1315
      Contact_Electronic_Mail_Address: clearinghouse@noaa.gov
      Hours_of_Service: 9 am to 5 pm, Eastern Standard Time
  Resource_Description: Downloadable Data
  Distribution_Liability: While every effort has been made to ensure that these data are accurate and reliable within limits of the state of the art, NOAA will not assume any liability for damages caused by any inaccuracies in these data, or failure in their use.
  Standard_Order_Process:
    Digital_Form:
      Digital_Transfer_Information:
        Format_Name: ESRI Shapefile
        Transfer_Size: 0.297
      Digital_Transfer_Option:
        Online_Option:
          Computer_Contact_Information:
            Network_Address:
              Network_Resource_Name: http://www.csc.noaa.gov/benthic/data/gulf/apa.htm
    Fees: None
Metadata_Reference_Information:
  Metadata_Date: 20100519
  Metadata_Contact:
    Contact_Information:
      Contact_Person_Primary:
        Contact_Person: Metadata Specialist
        Contact_Organization: NOAA Coastal Services Center
      Contact_Address:
        Address_Type: mailing and physical
        Address: 2234 South Hobson Avenue
        City: Charleston
        State_or_Province: South Carolina
        Postal_Code: 29405
        Country: U.S.A.
      Contact_Voice_Telephone: 843-740-1200
      Contact_Facsimile_Telephone: 843-740-1224
      Contact_Electronic_Mail_Address: clearinghouse@noaa.gov
      Hours_of_Service: 9 am to 5 pm, Eastern Standard Time
  Metadata_Standard_Name: FGDC Content Standard for Digital Geospatial Metadata
  Metadata_Standard_Version: FGDC-STD-001-1998
  Metadata_Extensions:
    Online_Linkage: http://www.ncddc.noaa.gov/metadataresource/metadata-references/files/ncddcmdprofile_v2.pdf
    Profile_Name: Content Specification for Metadata in the National Coastal Data Development Center's Data Catalog Version 2.0
