Identification_Information: Citation: Citation_Information: Originator: University of South Florida, College of Marine Science, Chief Scientist (David Naar) Publication_Date: 2003 Title: Multibeam Mapping of the West Florida Shelf, Gulf of Mexico, Madison Swanson Area Geospatial_Data_Presentation_Form: XYZ ASCII Description: Abstract: XYZ ASCII format high-resolution bathymetry data generated from the 2002 multibeam sonar survey of the West Florida Shelf, Gulf of Mexico. Purpose: These data are intended for science researchers, students, policy makers, and the general public. The data can be used with geographic information systems (GIS) or other software to display bathymetry data of the West Florida Shelf, Gulf of Mexico. Supplemental_Information: Resource Description: 2002_madison_swanson, 2002_twin_ridges Time_Period_of_Content: Time_Period_Information: Range_of_Dates/Times: Beginning_Date: 20020712 Ending_Date: 20020716 Currentness_Reference: ground condition Status: Progress: Complete Maintenance_and_Update_Frequency: As needed Spatial_Domain: Bounding_Coordinates: West_Bounding_Coordinate: -85.828430 East_Bounding_Coordinate: -85.607621 North_Bounding_Coordinate: 29.332621 South_Bounding_Coordinate: 29.188187 Keywords: Theme: Theme_Keyword_Thesaurus: NCEI Geoportal Filter Theme_Keyword: CoRIS_Metadata Theme: Theme_Keyword_Thesaurus: CRCP Project Theme_Keyword: Cross-shelf mulitbeam survey of west Florida shelf Theme_Keyword: 1194 Theme: Theme_Keyword_Thesaurus: CoRIS Discovery Thesaurus Theme_Keyword: Geographic Information > Bathymetry Theme: Theme_Keyword_Thesaurus: CoRIS Theme Thesaurus Theme_Keyword: EARTH SCIENCE > Biosphere > Zoology > Corals > Reef Monitoring and Assessment > Mapping Theme: Theme_Keyword_Thesaurus: None Theme_Keyword: Marine Geology Theme_Keyword: Multibeam Theme_Keyword: Bathymetry Theme_Keyword: Water Depth Theme_Keyword: Ocean Floor Topography Theme_Keyword: EM3000 Theme_Keyword: Fish Habitats Theme: Theme_Keyword_Thesaurus: ISO 19115 Topic Category Theme_Keyword: elevation Theme_Keyword: 006 Place: Place_Keyword_Thesaurus: CoRIS Place Thesaurus Place_Keyword: OCEAN BASIN > Atlantic Ocean > Gulf of Mexico > West Florida Shelf > Madison-Swanson Reserve (29N085W0001) Place_Keyword: COUNTRY/TERRITORY > United States of America > Florida > Madison-Swanson Reserve (29N085W0001) Place: Place_Keyword_Thesaurus: None Place_Keyword: West Florida Shelf Place_Keyword: Florida Place_Keyword: Gulf of Mexico Place_Keyword: USA Place: Place_Keyword_Thesaurus: CoRIS Region Place_Keyword: Florida Access_Constraints: None Use_Constraints: Please recognize the University of South Florida as the source of this information. Point_of_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: David Naar Contact_Organization: University of South Florida, College of Marine Science Contact_Position: Associate Professor of Marine Geophysics Contact_Address: Address_Type: mailing and physical address Address: 140 7th Avenue South City: St. Petersburg State_or_Province: Florida Postal_Code: 33701-5016 Country: USA Contact_Voice_Telephone: (727) 553 1637 Contact_Facsimile_Telephone: (727) 553 1189 Contact_Electronic_Mail_Address: naar@usf.edu Data_Quality_Information: Attribute_Accuracy: Attribute_Accuracy_Report: Not determined. Logical_Consistency_Report: Point features present. Completeness_Report: Complete Positional_Accuracy: Horizontal_Positional_Accuracy: Horizontal_Positional_Accuracy_Report: 0.5 meters Vertical_Positional_Accuracy: Vertical_Positional_Accuracy_Report: 0.1 to 0.2 meters Lineage: Process_Step: Process_Description: The bathymetry data were collected along a continuous swath perpendicular to the direction of the ship using a Kongsberg Simrad EM3000 (300 kHz) multibeam sonar system. The data are cleaned of bad navigation and depth soundings. The depth soundings are gridded into a common grid. The gridded data are converted to an XYZ ASCII format file (Longitude, Latitude, Depth in Meters). Process_Date: 20021010 Process_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Brian Donahue Contact_Organization: University of South Florida, College of Marine Science Contact_Position: Marine Technician / Research Assistant Contact_Address: Address_Type: mailing and physical address Address: 140 7th Avenue South City: St. Petersburg State_or_Province: Florida Postal_Code: 33701-5016 Country: USA Contact_Voice_Telephone: (727) 553 1121 Contact_Facsimile_Telephone: (727) 553 1189 Contact_Electronic_Mail_Address: briand@marine.usf.edu Spatial_Data_Organization_Information: Direct_Spatial_Reference_Method: Point Point_and_Vector_Object_Information: SDTS_Terms_Description: SDTS_Point_and_Vector_Object_Type: Point Spatial_Reference_Information: Horizontal_Coordinate_System_Definition: Geographic: Latitude_Resolution: 0.00002 Longitude_Resolution: 0.00002 Geographic_Coordinate_Units: Decimal Degrees Geodetic_Model: Horizontal_Datum_Name: WGS84 Ellipsoid_Name: WGS84 Semi-major_Axis: 6378137.0 Denominator_of_Flattening_Ratio: 298.25722356300 Entity_and_Attribute_Information: Overview_Description: Entity_and_Attribute_Overview: Sample of bathymetry XYZ ASCII file Longitude Latitude and Elevation (depth) -85.7196898 29.2609879 78.62 -85.7196670 29.2610208 78.55 -85.7196692 29.2610364 77.99 -85.7197095 29.2610385 78.55 -85.7196891 29.2610678 78.66 -85.7196718 29.2610927 79.08 -85.7196875 29.2611121 78.55 -85.7197724 29.2610305 79.12 -85.7197483 29.2610655 78.67 Entity_and_Attribute_Detail_Citation: none Distribution_Information: Distributor: Contact_Information: Contact_Organization_Primary: Contact_Organization: University of South Florida, College of Marine Science Contact_Address: Address_Type: mailing and physical address Address: 140 7th Avenue South City: St. Petersburg State_or_Province: FL Postal_Code: 33701-5016 Country: USA Contact_Voice_Telephone: (727) 553 1637 Resource_Description: Downloadable Data Distribution_Liability: These data not intended for navigational purposes. Although these data have been used by the University of South Florida, College of Marine Science, these data and information are provided with the understanding that they are not guaranteed to be usable, timely, accurate, or complete. Users are cautioned to consider carefully the provisional nature of these data and information before using them for decisions that concern personal or public safety or the conduct of business that involves substantial monetary or operational consequences. Conclusions drawn from, or actions undertaken on the basis of, such data and information are the sole responsibility of the user. Neither the University of South Florida or the State of Florida nor any agency thereof, nor any of their employees, contractors, or subcontractors, make any warranty, express or implied, nor assume any legal liability or responsibility for the accuracy, completeness, or usefulness of any data, software, information, apparatus, product, or process disclosed, nor represent that its use would not infringe on privately owned rights. Trade, firm, or product names and other references to non-University of South Florida products and services are provided for information only and do not constitute endorsement or warranty, express or implied, by the University of South Florida or the State of Florida, as to their suitability, content, usefulness, functioning, completeness, or accuracy. Disclaimer- While every effort has been made to ensure that these data are accurate and reliable within the limits of the current state of the art, NOAA cannot assume liability for any damages caused by any errors or omissions in the data, nor as a result of the failure of the data to function on a particular system. NOAA makes no warranty, expressed or implied, nor does the fact of distribution constitute such a warranty. Standard_Order_Process: Digital_Form: Digital_Transfer_Information: Format_Name: ASCII Digital_Transfer_Option: Online_Option: Computer_Contact_Information: Network_Address: Network_Resource_Name: https://www.ncei.noaa.gov/data/oceans/coris/data/NOAA/nmfs/sefsc/bathymetry/westfloridashelf/MadisonSwanson2002/MadisonSwanson2002 Fees: None Metadata_Reference_Information: Metadata_Date: 20200329 Metadata_Contact: Contact_Information: Contact_Person_Primary: Contact_Person: Brian Donahue Contact_Organization: University of South Florida, College of Marine Science Contact_Position: Marine Technician / Research Assistant Contact_Address: Address_Type: mailing and physical address Address: 140 7th Avenue South City: St. Petersburg State_or_Province: Florida Postal_Code: 33701-5016 Country: USA Contact_Voice_Telephone: (727) 553 1121 Contact_Facsimile_Telephone: (727) 553 1189 Contact_Electronic_Mail_Address: briand@marine.usf.edu Metadata_Standard_Name: FGDC Content Standard for Digital Geospatial Metadata Metadata_Standard_Version: FGDC-STD-001-1998 Metadata_Time_Convention: Universal Time CoRIS: CoRIS_ID: 20030807133436 CoRIS_Children: None CoRIS_Beginning_Date: 20020712 CoRIS_Ending_Date: 20020716 CoRIS_Metadata_Link: https://www.coris.noaa.gov/metadata/records/html/west_florida_shelf_madison_swanson_bathymetry_2002.html CoRIS_Tracking_ID: 222