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 H12555 Locality: Louisiana Coast Sublocality: 20NM SW of Ship Shoal State(s) or Region(s): Louisiana Start Date: 2014-03-02 End Date: 2015-02-07 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Download All Products for H12555 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. H12555_DR.pdf 3.79MB The document may be read using a free Adobe Reader. H12555_DR.xml 2.9KB Descriptive Report in XML format. May be opened using a web browser or text viewer. NOAA/NOS ISO metadata record H12555 View / Download H12555.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) Data The BAG format is a gridded, multi-dimensional bathymetric data file (see Open Navigation Surface). Readable with various applications such as the free CARIS Easy View, ESRI ArcGIS or open source GDAL. The BAGXYZ files are ascii representations of the BAG data in XYZ format, but do not include uncertainty. H12555_MB_50cm_MLLW_1of2.bag 7.82MB H12555_MB_4m_MLLW_2of2.bag 31.12MB NOAA/NOS Sounding Data Download data from the Point Store database via NEXT (NCEI Extract System). Point soundings are from the survey Smooth Sheet or of similar density. Depths in meters. Horizontal datum is (converted to) NAD83 if possible. Vertical datum is (converted to) Mean Lower Low Water if possible. Please check the associated metadata to confirm the correct datums. The data file format is : SurveyID, Long, Lat, Depth. H12555 XYZ format. Images GeoImagePDF H12555_GeoImage.pdf 12.58MB NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format. NOAA/NOS sidescan sonar mosaic in TIFF format H12555_SSSAB_1m_455kHz_2of2.tiff 85.86MB NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer. H12555_SSSAB_1m_455kHz_1of2.tiff 85.89MB NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer. H12555_SSSAB_1m_455kHz_2of2.tfw 91 Bytes NOAA/NOS TIFF sidescan sonar mosaic file. This world file geospatially registers the corresponding TIFF image. H12555_SSSAB_1m_455kHz_1of2.tfw 91 Bytes NOAA/NOS TIFF sidescan sonar mosaic file. This world file geospatially registers the corresponding TIFF image. NOAA/NOS multibeam acoustic backscatter mosaic in TIFF format The multibeam acoustic backscatter mosaic is readable with various applications such as the free CARIS Easy View, or ESRI ArcGIS geospatial visualization software. H12555_MBAB_2m_SeaScout_300kHz.tiff 18.69MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image. Bottom Samples and Tide Documents NOAA/NOS bottom sample document in PDF or ASC format H12555_BottomSamples.ascii 0.8KB NOAA/NOS bottom sample document in PDF or ASC format. NOAA/NOS Tide Note in PDF Format H12555_tn.pdf 374.8KB This document may be read using a free Adobe Reader. Project Documents Project Sketch in JPEG format H12555_ProjectSketch.jpg 233.0KB Project sketch image with highlighted survey area. Survey Metadata Survey Summary Locality Sublocality State or Region Louisiana Coast 20NM SW of Ship Shoal Louisiana Start Date End Date Approval Date 2014-03-02 2015-02-07 Project Number Project Name Purpose Source of Original Data and License Information License Information These data were produced under contract with NOAA and any potential copyright was assigned to NOAA. 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 40000 Affected Products Survey Equipment Vessel(s) Chief(s) of Party Tara Levy, C and C Technologies Manufacturer Model Instrument Type Klein Marine Systems System 5000 V2 SSS Source Data at NCEI Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 404.68 2015-10-13 13:03:51.0 BATHYMETRY