Report for H12905

Report for H12905

Locality: Gulf of Mexico
Sublocality: 20 NM SSE of Marsh Island
State(s) or Region(s): Louisiana

Start Date: 2016-08-16
End Date: 2016-09-30


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 H12905

Visit the full NCEI Bathymetry Viewer.

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.
H12905_DR.pdf 7.37MB The document may be read using a free Adobe Reader.
H12905_DR.xml 75.4KB Descriptive Report in XML format.
May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H12905 View / Download H12905.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.
H12905_MB_50cm_MLLW_4of4.bag 49.6KB
H12905_MB_50cm_MLLW_2of4.bag 54.9KB
H12905_MB_50cm_MLLW_3of4.bag 67.0KB
H12905_MB_1m_MLLW_1of4.bag 84.86MB
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.
H12905 XYZ format.

Images

GeoImagePDF
H12905_GeoImage.pdf 41.57MB 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
H12905_SSS_1m_100.tif 41.74MB NOAA/NOS TIFF sidescan sonar mosaic survey image.
The mosaic may be viewed with a standard image viewer.
H12905_SSS_1m_200.tif 6.24MB 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.
H12905_MBAB_2m_OceanExplorer_400kHz_1of1.tiff 3.99MB 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 H12905 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
H12905_BottomSamples.ascii 0.5KB NOAA/NOS bottom sample document in PDF or ASC format.
NOAA/NOS Tide Note in PDF Format
H12905_tn.pdf 20.7KB This document may be read using a free Adobe Reader.
NOAA/NOS Tide Zone in PDF format
H12905_tz.pdf 139.2KB This document may be read using a free Adobe Reader.

Project Documents

Project Sketch in JPEG format
H12905_ProjectSketch.jpg 128.1KB Project sketch image with highlighted survey area.
Data Acquisition and Processing Report in PDF format
OPR-K354-KR-16_DAPR.pdf 4.94MB This document may be read using a free Adobe Reader.

Survey Metadata