NOAA > NESDIS > NCEI (formerly NGDC) > Marine Geology and Geophysics > Bathymetry & Relief privacy policy  All Bathy/Relief Coastal DEMs Fishing Global Lakes Multibeam NOS

Report for H13625 Locality: Northern Gulf of Mexico Sublocality: 52 NM East of Pass A Loutre State(s) or Region(s): Louisiana Start Date: 2022-04-10 End Date: 2022-06-17 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Download All Products for H13625 Download times vary depending on file size and data transfer rates. Individual product files may be downloaded via the links below. Launch this map service in full-screen view | Visit the full NCEI Bathymetric Data Viewer Survey Products Descriptive Report and Metadata Documents NOAA/NOS Descriptive Reports and Metadata Documents Products listed in these reports may not reflect final products available through NCEI. H13625_DR.pdf 1.39MB The document may be read using a free PDF reader. H13625_DR.xml 21.1KB Descriptive Report in XML format. May be opened using a web browser or text viewer. NOAA/NOS ISO metadata record H13625 View / Download H13625.xml Usually presented as an XML document, which captures the basic characteristics of HSMDB metadata verified from H10000 (1982) to the present as well as F00200 (1965) to the present. Bathymetry Survey products may use different units, datums or projections than the associated survey. Please consult product-specific metadata for additional details. Bathymetric Attributed Grid (BAG) The BAG format is a gridded, multi-dimensional bathymetric data file readable with geospatial visualization software (various commercial solutions, freeware, and open source applications are available). The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty. H13625_MB_16m_MLLW_3of3.bag 2.11MB H13625_MB_4m_MLLW_1of3.bag 37.60MB H13625_MB_8m_MLLW_2of3.bag 37.52MB Ellipsoid Referenced BAG Files Ellipsoid referenced Bag files have a vertical datum that may differ materially from the charted datum. Please refer to the file level metadata to ensure proper display. H13625_MB_16m_Ellipsoid_3of3.bag 2.11MB H13625_MB_8m_Ellipsoid_2of3.bag 37.28MB H13625_MB_4m_Ellipsoid_1of3.bag 37.32MB Imagery GeoImagePDF Georeferenced PDF file including chart and survey layers. H13625_GeoImage.pdf 20.98MB NOAA/NOS multibeam acoustic backscatter mosaic in TIFF format The multibeam acoustic backscatter mosaic is readable with geospatial visualization software (various commercial solutions, freeware, and open source applications are available). H13625_MBAB_2m_S250_200kHz_1of1.tif 180.45MB Project Documents Data Acquisition and Processing Report in PDF format OPR-J350-FH-22_DAPR.pdf 5.96MB Survey Metadata Survey Summary Locality Sublocality State or Region Northern Gulf of Mexico 52 NM East of Pass A Loutre Louisiana Start Date End Date Approval Date 2022-04-10 2022-06-17 2022-12-06 Project Number Project Name Purpose OPR-J350-FH-22 MDBC Mesophotic and Deep Benthic Communities Restoration Source of Original Data and License Information License Information These data were produced by NOAA and are in the public domain within the United States. NOAA waives any potential copyright and related rights in these data worldwide through the Creative Commons Zero 1.0 Universal Public Domain Dedication (CC0-1.0). View the license deed. View the legal code. Reference System Information Vertical Datum Horizontal Datum Projection Scale Mean Lower Low Water North American Datum 1983 Projected UTM 16 40000 Affected Products Survey Equipment Vessel(s) Chief(s) of Party NOAA Ship FERDINAND R. HASSLER Michael Gonsalves, CDR/NOAA Manufacturer Model Instrument Type Kongsberg Maritime EM 2040 MBES Backscatter Kongsberg Maritime EM 2040 MBES Source Data at NCEI Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 679.852 2023-11-19 18:36:35.0 WATER COLUMN, BATHYMETRY Water Column Sonar Data collected during this survey is available on the NCEI Water Column Sonar Viewer.