Geological Society of America Gulf of Andyr Bathymetry

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Metadata:

Identification_Information:
Citation:
Citation_Information:
Originator: U.S. Geological Survey
Publication_Date: 19970430
Title: Geological Society of America Gulf of Andyr Bathymetry
Geospatial_Data_Presentation_Form: vector digital data
Publication_Information:
Publication_Place: Anchorage, Alaska
Publisher: U.S. Geological Survey
Other_Citation_Details: Map compiled by Richard Pratt and Fred Walton.
Online_Linkage: https://cmgds.marine.usgs.gov/data/walrus/anadbath.zip
Description:
Abstract:
Bathymetric contours were generated from soundings collected during surveys and cruises by the Hydrographic Office, National Ocean Survey, and Coast and Geodetic Survey. The region covered by the map is the Bering Sea Shelf from Bristol Bay, Alaska to the Gulf of Anadyr, Russia. Bathymetry is in meters at 10 m intervals, with 5 m supplemental contours. The digitized portion includes the Anadyr Gulf and Bering Strait in Russian waters (west of the Exclusive Economic Zone), to supplement digitized National Ocean Service maps of U.S. waters (Coastal Shelf Bathymetry of the Bering, Chukchi, and Beaufort Seas). The original paper map was produced by the Geological Society of America and published in 1974. The map is no longer in print from the Geological Society of America (3300 Penrose Place, Boulder, CO 80301) but may be available at natural resource agency libraries that include literature on Alaska and/or Russia. In 1997, the USGS digitized the bathymetric contours for research purposes.
Purpose:
The map was produced by The Geological Society of America during a period of mineral and seismic exploration in the Bering Sea. The map was digitized by the USGS for purposes of marine animal research.
Supplemental_Information:
The USGS Alaska Science Center created these digital bathymetry coverages to support marine animal research in the Bering and Chukchi Seas. The completed coverages are being stored on the Coastal and Marine Geoscience Data System (CMGDS) for archival purposes only. The coverage "GSA Gulf of Andyr Bathymetry" is titled ANADBATH_3GEO (anad=Anadyr Gulf, bath=bathymetry, 3=polygon topology, geo=geographic projection)
Time_Period_of_Content:
Time_Period_Information:
Single_Date/Time:
Calendar_Date: 1974
Currentness_Reference: map publication date
Status:
Progress: Complete
Maintenance_and_Update_Frequency: None
Spatial_Domain:
Bounding_Coordinates:
West_Bounding_Coordinate: -180
East_Bounding_Coordinate: -168
North_Bounding_Coordinate: 66
South_Bounding_Coordinate: 60
Keywords:
Theme:
Theme_Keyword_Thesaurus: USGS Metadata Identifier
Theme_Keyword: USGS:06dc6880-12a8-4b61-a8b1-2d68160abe9d
Theme:
Theme_Keyword_Thesaurus: ISO 19115 Topic Category
Theme_Keyword: geoscientificInformation
Theme_Keyword: oceans
Theme:
Theme_Keyword_Thesaurus: None
Theme_Keyword: contours
Theme:
Theme_Keyword_Thesaurus: Data Categories for Marine Planning
Theme_Keyword: distributions
Theme_Keyword: bathymetry and elevation
Theme:
Theme_Keyword_Thesaurus: USGS Thesaurus
Theme_Keyword: bathymetry
Theme_Keyword: contouring
Theme_Keyword: computational methods
Place:
Place_Keyword_Thesaurus: None
Place_Keyword: western Alaska
Place_Keyword: eastern Russia
Place_Keyword: Anadyr Gulf
Place_Keyword: Bering Sea shelf
Access_Constraints: None
Use_Constraints:
Public domain data from the U.S. Government are freely redistributable with proper metadata and source attribution. Please recognize the U.S. Geological Survey and Geological Society of America as the originator of the dataset.
Point_of_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: Alaska Science Center, Marine and Fresh Water Ecology Branch
Contact_Address:
Address_Type: mailing and physical
Address: Biological Resources Division, U.S. Geological Survey
Address: 1011 E. Tudor Road
City: Anchorage
State_or_Province: Alaska
Postal_Code: 99503
Country: USA
Contact_Voice_Telephone: 907-786-3512
Contact_Facsimile_Telephone: 907-786-3636
Hours_of_Service: 8:00 am to 4:00pm Monday through Friday
Contact_Instructions: None
Native_Data_Set_Environment: Esri Arc/INFO 7.1
Cross_Reference:
Citation_Information:
Originator: National Ocean Service
Originator: U.S. Department of Commerce
Publication_Date: Unknown
Title:
Coastal Shelf Bathymetry of the Bering, Chukchi, and Beaufort Seas
Geospatial_Data_Presentation_Form: bathymetric map
Publication_Information:
Publication_Place: Washington, D.C.
Publisher: Department of Commerce, NOAA, NOS
Other_Citation_Details:
Bathymetric maps available for purchase from National Geophysical Data Center, E/GC3, 325 Broadway, Boulder, Colorado 80303-3228.
Cross_Reference:
Citation_Information:
Originator: U.S. Geological Survey
Publication_Date: 1976
Title:
Plate 1. Topographic and Bathymetric Map of the Northern Bering Sea Region
Geospatial_Data_Presentation_Form: Map
Series_Information:
Series_Name: U.S. Geological Survey Professional Paper
Issue_Identification: 759-B
Publication_Information:
Publication_Place: Washington, D.C.
Publisher: U.S. Government Printing Office
Other_Citation_Details:
Hopkins, D.M., Nelson, C.H., Perry, R.B., and Alpha, T.R., 1976, Physiographic subdivisions of the Chirikov Basin, Northern Bering Sea (studies on the marine geology of the Bering Sea): Geological Survey Professional Paper 759-B, U.S. Government Printing Office, 7 pp, 3 plates.
Cross_Reference:
Citation_Information:
Originator: U.S. Geological Survey
Publication_Date: 1984
Title: Bathymetric map of the Chukchi Sea
Geospatial_Data_Presentation_Form: Map
Series_Information:
Series_Name: Miscellaneous Investigations Series
Issue_Identification: Map I-1182-D
Publication_Information:
Publication_Place: Washington, D.C.
Publisher: U.S. Geological Survey
Other_Citation_Details:
Hill, E.R., Grantz, A., May, S.D., and Smith, M., 1984, Bathymetric map of the Chukchi Sea: U.S. Geological Survey, Miscellaneous Investigations Series I-1182-D.
Cross_Reference:
Citation_Information:
Originator: U.S. Geological Survey
Publication_Date: 1976
Title:
Bathymetric map of the Chukchi Sea and Arctic Ocean -and- Bathymetric map of the Aleutian Trench and Bering Sea
Geospatial_Data_Presentation_Form: Map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 76-821 and 76-823
Publication_Information:
Publication_Place: Washington, D.C.
Publisher: U.S. Geological Survey
Other_Citation_Details:
Schumacher, G.M., 1976, Bathymetric map of the Chukchi Sea and Arctic Ocean: U.S. Geological Survey Open-File Report 76-823 -and- Schumacher, G.M., 1976, Bathymetric map of the Aleutian Trench and Bering Sea: U.S. Geological Survey Open-File Report 76-821.
Data_Quality_Information:
Attribute_Accuracy:
Attribute_Accuracy_Report:
Attribute accuracy was tested by manually comparing hard copy plots to the source maps. Accuracy of the source maps is related to the contouring algorithm used to derive the contours, accuracy and density of soundings used to generate contours, and changes in bathymetry since the data were collected.
Logical_Consistency_Report:
All polygon features are checked for topology using Arc/INFO software. Each polygon begins and ends with a node feature. All nodes are checked for errors so that there are no dangling features. There are no duplicate lines or polygons. All nodes well snap together and close polygons based on a specified tolerance. If the node is not within tolerance it is adjusted manually. The tests for logical consistency are performed in Arc/INFO.
Completeness_Report:
Contours were digitized from the Bathymetric Map of the Bering Shelf published by The Geological Society of America. Contours were digitized at 10 m intervals to 200 m. Intermediate 5 m contours were not included in the GIS product because many were dangling arcs that could not be used to build polygons. Contours beyond 200 m are available on the source map, but were not included in the digitized product. Only the part of the map in Russian waters (west of the Exclusive Economic Zone) was digitized to provide a compliment for the Coastal Shelf Bathymetry map (see cross-references).
Positional_Accuracy:
Horizontal_Positional_Accuracy:
Horizontal_Positional_Accuracy_Report:
Horizontal positional accuracy was tested using Arc/INFO's RMS errors generated when the digitized map is converted from table inches to real world coordinates. RMS errors were low.
Lineage:
Source_Information:
Source_Citation:
Citation_Information:
Originator: The Geological Society of America
Publication_Date: 1974
Title: Bathymetric Map of the Bering Sea
Publication_Information:
Publication_Place: Boulder, CO
Publisher: The Geological Society of America
Type_of_Source_Media: Map
Source_Time_Period_of_Content:
Time_Period_Information:
Single_Date/Time:
Calendar_Date: 1974
Source_Currentness_Reference: Publication date
Source_Citation_Abbreviation: GSA_Bathymetry_Bering
Source_Contribution:
The map provided the bathymetric contours for the digitized vector data
Process_Step:
Process_Description:
Contours in Russian waters of the Bering Sea shelf were digitized from the Bathymetric Map of the Bering Shelf published by The Geological Society of America. An additional strip was digitized on the U.S. side of the Exclusive Economic Zone, providing overlap to the Coastal Shelf Bathymetry map to allow for edge-matching by product users. Contours were digitized at 10 m intervals except where contours were missing from the source map. Work was performed in part by Resource Data, Inc., Anchorage, Alaska.
Source_Used_Citation_Abbreviation: GSA_Bathymetry_Bering
Process_Date: 1997
Process_Step:
Process_Description:
Keywords section of metadata optimized for discovery in USGS Coastal and Marine Geology Data Catalog.
Process_Date: 20170214
Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey
Contact_Person: Alan O. Allwardt
Contact_Position: Contractor -- Information Specialist
Contact_Address:
Address_Type: mailing and physical address
Address: 2885 Mission Street
City: Santa Cruz
State_or_Province: CA
Postal_Code: 95060
Contact_Voice_Telephone: 831-460-7551
Contact_Facsimile_Telephone: 831-427-4748
Contact_Electronic_Mail_Address: aallwardt@usgs.gov
Process_Step:
Process_Description:
Edited metadata to add keywords section with USGS persistent identifier as theme keyword. No data were changed.
Process_Date: 20201019
Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey
Contact_Person: VeeAnn A. Cross
Contact_Position: Marine Geologist
Contact_Address:
Address_Type: Mailing and Physical
Address: 384 Woods Hole Road
City: Woods Hole
State_or_Province: MA
Postal_Code: 02543-1598
Contact_Voice_Telephone: 508-548-8700 x2251
Contact_Facsimile_Telephone: 508-457-2310
Contact_Electronic_Mail_Address: vatnipp@usgs.gov
Process_Step:
Process_Description:
Edited metadata to fix validation errors and to bring it up to FGDC CSDGM current standards based on data release policies for USGS Coastal and Marine Hazards and Resources Program (CMHRP). No data were changed. The metadata available from a harvester may supersede metadata bundled within a download file. Users are advised to compare the metadata dates to determine which metadata file is most recent.
Process_Date: 20211118
Process_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey
Contact_Person: Susan Cochran
Contact_Position: Geologist
Contact_Address:
Address_Type: Mailing and Physical
Address: 2885 Mission Street
City: Santa Cruz
State_or_Province: CA
Postal_Code: 95060
Contact_Voice_Telephone: 831-460-7545
Contact_Electronic_Mail_Address: scochran@usgs.gov
Spatial_Data_Organization_Information:
Indirect_Spatial_Reference: Bathymetric contours
Direct_Spatial_Reference_Method: Vector
Point_and_Vector_Object_Information:
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: String
Point_and_Vector_Object_Count: 283
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: Entity point
Point_and_Vector_Object_Count: 93
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: GT-polygon composed of chains
Point_and_Vector_Object_Count: 93
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: Entity point
Point_and_Vector_Object_Count: 4
Spatial_Reference_Information:
Horizontal_Coordinate_System_Definition:
Geographic:
Latitude_Resolution: 0.0020000000949949026
Longitude_Resolution: 0.0020000000949949026
Geographic_Coordinate_Units: Decimal Degrees
Geodetic_Model:
Horizontal_Datum_Name: D Clarke 1866
Ellipsoid_Name: Clarke 1866
Semi-major_Axis: 6378206.4
Denominator_of_Flattening_Ratio: 294.9786982
Vertical_Coordinate_System_Definition:
Depth_System_Definition:
Depth_Datum_Name: not specified on source map
Depth_Resolution: 10
Depth_Distance_Units: meters
Depth_Encoding_Method: Attribute values
Entity_and_Attribute_Information:
Detailed_Description:
Entity_Type:
Entity_Type_Label: anadbath.aat
Entity_Type_Definition: Bathymetry of the Gulf of Anadyr Arc Attribute Table (arcs)
Entity_Type_Definition_Source: USGS; ESRI
Attribute:
Attribute_Label: FID
Attribute_Definition: Internal feature number.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Sequential unique whole numbers that are automatically generated.
Attribute:
Attribute_Label: Shape
Attribute_Definition: Feature geometry.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Coordinates defining the features.
Attribute:
Attribute_Label: FNODE#
Attribute_Definition: Internal node number for the beginning of an arc (from-node).
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Whole numbers that are automatically generated.
Attribute:
Attribute_Label: TNODE#
Attribute_Definition: Internal node number for the end of an arc (to-node).
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Whole numbers that are automatically generated.
Attribute:
Attribute_Label: LPOLY#
Attribute_Definition: Internal node number for the left polygon.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Whole numbers that are automatically generated.
Attribute:
Attribute_Label: RPOLY#
Attribute_Definition: Internal node number for the right polygon.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Whole numbers that are automatically generated.
Attribute:
Attribute_Label: LENGTH
Attribute_Definition: Length of feature in internal units.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Positive real numbers that are automatically generated.
Attribute:
Attribute_Label: ANADBATH#
Attribute_Definition: Internal feature number.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Sequential unique whole numbers that are automatically generated.
Attribute:
Attribute_Label: ANADBATH-ID
Attribute_Definition: User-defined feature number.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Sequential unique whole numbers that are automatically generated.
Attribute:
Attribute_Label: ELEVATION
Attribute_Definition:
Depth of bathymetric contour lines, in negative meters. Used to calculate polygon mid-depth elevation attribute. Arcs that fall along area boundaries or that were used to close dangling contours are coded with an elevation of 998.
Attribute_Definition_Source: USGS
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: 0
Range_Domain_Maximum: -200
Attribute_Units_of_Measure: meters
Attribute:
Attribute_Label: OVERLAP
Attribute_Definition:
Features in the area of overlap between this dataset and the Coastal Shelf Bathymetry map are coded "T", all other features are coded "F". This attribute was included to aid in edge-matching the 2 datasets by product users.
Attribute_Definition_Source: USGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: T/F
Enumerated_Domain_Value_Definition: True (T) or False (F)
Enumerated_Domain_Value_Definition_Source: USGS
Detailed_Description:
Entity_Type:
Entity_Type_Label: anadbath.pat
Entity_Type_Definition:
Bathymetry of the Gulf of Anadyr Polygon Attribute Table (polygons)
Entity_Type_Definition_Source: USGS; ESRI
Attribute:
Attribute_Label: FID
Attribute_Definition: Internal feature number.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Sequential unique whole numbers that are automatically generated.
Attribute:
Attribute_Label: Shape
Attribute_Definition: Feature geometry.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Coordinates defining the features.
Attribute:
Attribute_Label: AREA
Attribute_Definition: Area of feature in internal units squared.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Positive real numbers that are automatically generated.
Attribute:
Attribute_Label: PERIMETER
Attribute_Definition: Perimeter of feature in internal units.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain: Positive real numbers that are automatically generated.
Attribute:
Attribute_Label: ANADBATH#
Attribute_Definition: Internal feature number.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Sequential unique whole numbers that are automatically generated.
Attribute:
Attribute_Label: ANADBATH-ID
Attribute_Definition: User-defined feature number.
Attribute_Definition_Source: ESRI
Attribute_Domain_Values:
Unrepresentable_Domain:
Sequential unique whole numbers that were automatically generated.
Attribute:
Attribute_Label: ELEVATION
Attribute_Definition:
Polygon attribute calculated as the mid-point between bounding arcs, eg the elevation between -10 m and -20 m isobaths equals -15 m. Where a bathymetric contour was an "island" and there was no depth information inside the island, the elevation was coded as the bounding contour's depth. Elevations range from -5 to -195 m. Enclosed polygons deeper than 200 m are coded -999. All land polygons are labeled +5 m.
Attribute_Definition_Source: Geological Society of America
Attribute_Domain_Values:
Range_Domain:
Range_Domain_Minimum: -195
Range_Domain_Maximum: 5
Attribute:
Attribute_Label: OVERLAP
Attribute_Definition:
Features in the area of overlap between this dataset and the Coastal Shelf Bathymetry map are coded "T", all other features are coded "F". This attribute was included to aid in edge-matching the 2 datasets by product users.
Attribute_Definition_Source: USGS
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: T/F
Enumerated_Domain_Value_Definition: True (T) or False (F)
Enumerated_Domain_Value_Definition_Source: USGS
Distribution_Information:
Distributor:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: Alaska Science Center, Marine and Fresh Water Ecology Branch
Contact_Address:
Address_Type: Mailing and physical
Address: 1011 E. Tudor Road
City: Anchorage
State_or_Province: Alaska
Postal_Code: 99503
Country: USA
Contact_Voice_Telephone: 907-786-3512
Contact_Facsimile_Telephone: 907-786-3636
Hours_of_Service: 8:00am to 4:00pm Monday through Friday
Contact_Instructions: None
Distribution_Liability:
Although these data have been processed successfully on a computer system at the Alaska Science Center, Biological Resources Division, U.S. Geological Survey, no warranty expressed or implied is made regarding the accuracy or utility of the data on any other system or for general or scientific purposes, nor shall the act of distribution constitute any such warranty. This disclaimer applies both to individual use of the data and aggregate use with other data. It is strongly recommended that these data are directly acquired from an Alaska Science Center server, and not indirectly through other sources which may have changed the data in some way. It is also strongly recommended that careful attention be paid to the contents of the metadata file associated with these data. The Alaska Science Center shall not be held liable for improper or incorrect use of the data described and/or contained herein
Standard_Order_Process:
Digital_Form:
Digital_Transfer_Information:
Format_Name: ArcInfo Interchange
Format_Version_Number: Version 7.1
File_Decompression_Technique: ArcInfo Interchange file (E00) and Winzip (.zip)
Transfer_Size: 0.097
Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Access_Instructions:
Use internet browse or file manager application (such as Windows Explorer) to access the directory (http://cmgds.marine.usgs.gov/data/walrus/) and download anadbath.zip
Fees: None, if obtained online.
Metadata_Reference_Information:
Metadata_Date: 20211118
Metadata_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization:
U.S. Geological Survey, Pacific Coastal and Marine Science Center
Contact_Person: PCMSC Science Data Coordinator
Contact_Address:
Address_Type: mailing and physical
Address: 2885 Mission Street
City: Santa Cruz
State_or_Province: CA
Postal_Code: 95060
Contact_Voice_Telephone: 831-427-4747
Contact_Electronic_Mail_Address: pcmsc_data@usgs.gov
Metadata_Standard_Name: Content Standard for Digital Geospatial Metadata
Metadata_Standard_Version: FGDC-STD-001-1998

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