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 H13263 Locality: Chandeleur Islands, Louisiana Sublocality: 25 NM East of Freemason Islands State(s) or Region(s): Louisiana Start Date: 2019-07-03 End Date: 2019-11-23 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Download All Products for H13263 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. H13263_DR.pdf 9.61MB The document may be read using a free Adobe Reader. H13263_DR.xml 40.0KB Descriptive Report in XML format. May be opened using a web browser or text viewer. NOAA/NOS ISO metadata record H13263 View / Download H13263.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. H13263_MB_2m_MLLW_1of1.bag 128.63MB 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. H13263_MB_2m_Ellipsoid_1of1.bag 127.33MB Images GeoImagePDF H13263_GeoImage.pdf 13.94MB 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 H13263_SSSAB_1m_600kHz_1of1.tif 701.51MB NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer. 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. H13263_MBAB_2m_240kHz_Blake_1of1.tif 27.93MB NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image. Bottom Samples and Tide Documents NOAA/NOS bottom sample document in PDF or ASC format H13263_BottomSamples.ascii 1.3KB NOAA/NOS bottom sample document in PDF or ASC format. Zip file containing bottom sample images and a shapefile of their locations H13263_BottomSamples_shp_images.zip 3.44MB Images may be viewed as standalone products or the shapefile can also be used to display where the images were taken. Project Documents Project Sketch in JPEG format H13263_ProjectSketch.jpg 187.5KB Project sketch image with highlighted survey area. Data Acquisition and Processing Report in PDF format OPR-J311-KR-19_DAPR.pdf 22.52MB This document may be read using a free Adobe Reader. Survey Metadata Survey Summary Locality Sublocality State or Region Chandeleur Islands, Louisiana 25 NM East of Freemason Islands Louisiana Start Date End Date Approval Date 2019-07-03 2019-11-23 2020-02-19 Project Number Project Name Purpose OPR-J311-KR-19 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 Projected UTM 16 40000 Affected Products ENCs RNCs US3GC04M Junction Surveys H13266 H13261 H13164 H13162 H13135 Survey Equipment Vessel(s) Chief(s) of Party S/V Blake Jonathan L. Dasler, PE, PLS, CH Manufacturer Model Instrument Type AML Oceanographic MicroX SV Sound Speed System Trimble SPS851 Positioning System AML Oceanographic MVP30-350 Conductivity, Temperature, and Depth Sensor AML Oceanographic BaseX Sound Speed System EdgeTech 4200 SSS Applanix POS MV 320 v5 Positioning and Attitude System Teledyne RESON SeaBat 7101 MBES Source Data at NCEI Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 126.408 2021-09-16 16:35:46.0 BACKSCATTER, BATHYMETRY