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 H13313 Locality: Northern Gulf of Mexico Sublocality: 3.3 NM Offshore of Rollover Bayou State(s) or Region(s): Louisiana Start Date: 2019-09-06 End Date: 2020-03-11 These data are not to be used for navigation. For navigation please refer to NOS Nautical Charts. Downloads may take a long time, depending on file size and data transfer rates. Download All Products for H13313
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Survey Products

Descriptive Report and Metadata Documents

NOAA/NOS Descriptive Report
Products listed in the project descriptive report (DR) may not reflect final products available through NCEI.
H13313_DR.pdf	25.04MB	The document may be read using a free Adobe Reader.
H13313_DR.xml	45.7KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H13313 View / Download H13313.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.
H13313_MB_1m_MLLW_1of1.bag	591.38MB
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.
H13313_MB_1m_Ellipsoid_1of1.bag	565.09MB

Images

GeoImagePDF
H13313_GeoImage.pdf	20.30MB	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
H13313_SSSAB_1m_600kHz_2of2.tif	180.78MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H13313_SSSAB_1m_600kHz_1of2.tif	253.01MB	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.
H13313_MBAB_2m_RVOceanExplorer_400kHz_2of2.tif	22.24MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.
H13313_MBAB_2m_RVStout_400kHz_1of2.tif	34.57MB	NOAA/NOS TIFF multibeam acoustic backscatter mosaic survey image.

Bottom Samples and Tide Documents

Bottom Sample Data
NOAA/NOS bottom sample listing in IMLGS (pre-1989)
Link to H13313 in IMLGS (pre-1989 samples)		Search NOAA/NOS seabed samples submitted to IMLGS through NMNH (pre-1989). Modern survey bottom samples are not currently viewable on a map service.
NOAA/NOS bottom sample document in PDF or ASC format
H13313_BottomSamples.ascii	2.1KB	NOAA/NOS bottom sample document in PDF or ASC format.
Zip file containing bottom sample images and a shapefile of their locations
H13313_BottomSamples_shp_images.zip	17.43MB	Images may be viewed as standalone products or the shapefile can also be used to display where the images were taken.
NOAA/NOS Tide Note in PDF Format
H13313_tn.pdf	5.94MB	This document may be read using a free Adobe Reader.

Project Documents

Project Sketch in JPEG format
H13313_ProjectSketch.jpg	150.1KB	Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-K354-KR-19_DAPR.pdf	6.21MB	This document may be read using a free Adobe Reader.
Horizontal and Vertical Control Report in PDF Format
OPR-K354-KR-19_HVCR.pdf	2.49MB	This document may be read using a free Adobe Reader.

Survey Metadata

Survey Summary

Locality Sublocality State or Region Northern Gulf of Mexico 3.3 NM Offshore of Rollover Bayou Louisiana

Start Date End Date Approval Date 2019-09-06 2020-03-11 2020-04-14

Project Number Project Name Purpose OPR-K354-KR-19

Source of Original Data

Link to Original Data Data Source

Reference System Information

Vertical Datum Horizontal Datum Projection Scale Mean Lower Low Water North American Datum 1983 Projected UTM 15 40000

Tide Note Tide Zones Survey Tide Stations COOPS Tide Station ID

Affected Products

ENCs RNCs US4LA14M

Junction Surveys H13317 H13315 H13314 H13312 H13101 H11828 H11669

Survey Equipment

Vessel(s) Chief(s) of Party R/V H.F. Stout R/V Ocean Explorer John R. Bean

Manufacturer Model Instrument Type AML Oceanographic MicroX SV Sound Speed System AML Oceanographic Micro SVP&T Sound Speed System Trimble NetR9 Positioning System Teledyne RESON SeaBat 7125 SV2 MBES EdgeTech 4200 SSS Applanix POS MV 320 v5 Positioning and Attitude System

Source Data at NCEI

Data in Archive Size (in GB) Date Archived Data Types Surveyed Raw and Processed 743.991 2021-06-18 15:27:25.0 BACKSCATTER, BATHYMETRY