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 H12947 Locality: Gulf of Mexico Sublocality: 8 NM South of SW Pass State(s) or Region(s): Louisiana Start Date: 2016-08-03 End Date: 2016-10-02 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Download All Products for H12947 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. H12947_DR.pdf 4.71MB The document may be read using a free Adobe Reader. H12947_DR.xml 42.0KB Descriptive Report in XML format. May be opened using a web browser or text viewer. NOAA/NOS ISO metadata record H12947 View / Download H12947.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. H12947_MB_4m_MLLW_1of2.bag 11.83MB H12947_MB_8m_MLLW_2of2.bag 19.78MB Images GeoImagePDF H12947_GeoImage.pdf 35.69MB NOAA/NOS Layered GeoSpatial Image PDF File. Created by NOS to include chart and survey layers in a georeferenced pdf format. 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. H12947_MBAB_Benthos_400kHz.tiff 27.40MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image. H12947_MBAB_Theory_400kHz.tiff 21.26MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image. Bottom Samples and Tide Documents NOAA/NOS Tide Note in PDF Format H12947_tn.pdf 72.3KB This document may be read using a free Adobe Reader. NOAA/NOS Tide Zone in PDF format H12947_tz.pdf 244.4KB This document may be read using a free Adobe Reader. Project Documents Project Sketch in JPEG format H12947_ProjectSketch.jpg 71.2KB Project sketch image with highlighted survey area. Data Acquisition and Processing Report in PDF format OPR-K339-KR-16_DAPR.pdf 26.28MB This document may be read using a free Adobe Reader. Horizontal and Vertical Control Report in PDF Format OPR-K339-KR-16_HVCR.pdf 299.1KB This document may be read using a free Adobe Reader. Survey Metadata Survey Summary Locality Sublocality State or Region Gulf of Mexico 8 NM South of SW Pass Louisiana Start Date End Date Approval Date 2016-08-03 2016-10-02 2016-12-05 Project Number Project Name Purpose OPR-K339-KR-16 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 40000 Survey Tide Stations COOPS Tide Station ID Aberdeen, Washington 9441187 Affected Products ENCs RNCs US4LA30M US3GC04M 11366 11361 Survey Equipment Vessel(s) Chief(s) of Party M/V Theory R/V Benthos David Neff, ACSM C.H. Manufacturer Model Instrument Type Trimble SPS461 Positioning System R2Sonic 2024 MBES Source Data at NCEI Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 57.082 2019-02-11 15:01:03.0 BACKSCATTER, BATHYMETRY