Report for H12871

Start Date:	2016-06-26
End Date:	2016-08-02

These data are not to be used for navigation.
For navigation please refer to NOS Nautical Charts.

Download times vary depending on file size and data transfer rates.
Individual product files may be downloaded via the links below.

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Survey Products

NOAA/NOS Descriptive Reports and Metadata Documents
Products listed in these reports may not reflect final products available through NCEI.
H12871_DR.pdf	8.52MB	The document may be read using a free Adobe Reader.
H12871_DR.xml	53.4KB	Descriptive Report in XML format. May be opened using a web browser or text viewer.
NOAA/NOS ISO metadata record
H12871 View / Download H12871.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.

Bathymetric Attributed Grid (BAG) Data
Survey products may use different units, datums or projections than the associated survey. Please consult product-specific metadata for additional details.
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.
H12871_MB_2m_MLLW_2of2.bag	153.28MB
H12871_MB_1m_MLLW_1of2.bag	388.20MB
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. 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.
H12871		XYZ format.

GeoImagePDF
H12871_GeoImage.pdf	7.84MB	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
H12871_SSSAB_1m_400kHz_3of7.tiff	2214.73MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12871_SSSAB_1m_400kHz_7of7.tiff	2432.78MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12871_SSSAB_1m_400kHz_2of7.tiff	2629.46MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12871_SSSAB_1m_400kHz_6of7.tiff	2629.46MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12871_SSSAB_1m_400kHz_4of7.tiff	2393.26MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12871_SSSAB_1m_400kHz_1of7.tiff	2509.83MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.
H12871_SSSAB_1m_400kHz_5of7.tiff	4111.34MB	NOAA/NOS TIFF sidescan sonar mosaic survey image. The mosaic may be viewed with a standard image viewer.

NOAA/NOS bottom sample document in PDF or ASC format
H12871_BottomSamples.ascii	1.3KB	NOAA/NOS bottom sample document in PDF or ASC format.

Project Sketch in JPEG format
H12871_ProjectSketch.jpg	117.5KB	Project sketch image with highlighted survey area.

Locality

Sublocality

State or Region

Bering Sea

13 NM North of Cape Etolin

Alaska

Start Date	End Date	Approval Date
2016-06-26	2016-08-02	2017-03-06

Project Number	Project Name	Purpose
OPR-R300-KR-16

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.