British Geological Survey (BGS) Geophysical Survey 1983/6: Southern North Sea (31/08/1983 to 18/09/1983)
Report: Brett, CP. 1984. Operations Report on Project 83/06. A Regional Geophysical Survey in the Southern North Sea. (IGS Report No 139). The primary objective was to survey areas of the Thames Estuary and Ostend sheets of the BGS 1:250,000 map series.
Simple
- Date (Publication)
- 1983-09-18
- Citation identifier
- British Geological Survey / BGS_CMD_REF210
- Point of contact
-
Organisation name Individual name Electronic mail address Role British Geological Survey (BGS)
Custodian British Geological Survey (BGS)
Originator
- Maintenance and update frequency
- Not planned
- Keywords
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GEMET - INSPIRE themes, version 1.0
-
SeaVoX Vertical Co-ordinate Coverages (L131)
-
SeaDataNet Parameter Discovery Vocabulary (P021)
- Access constraints
- Other restrictions
- Access constraints
- No restrictions, a copyright acknowledgement is required and permission from any third party for the release of the data has been obtained. Inclusion of any third party data will determine the copyright acknowledgement that needs to be made.
- Use constraints
- Other restrictions
- Other constraints
-
The copyright of materials derived from the British Geological Survey's work is vested in the Natural Environment Research Council [NERC]. No part of this work may be reproduced or transmitted in any form or by any means, or stored in a retrieval system of any nature, without the prior permission of the copyright holder, via the BGS Intellectual Property Rights Manager. Use by customers of information provided by the BGS, is at the customer's own risk. In view of the disparate sources of information at BGS's disposal, including such material donated to BGS, that BGS accepts in good faith as being accurate, the Natural Environment Research Council (NERC) gives no warranty, expressed or implied, as to the quality or accuracy of the information supplied, or to the information's suitability for any use. NERC/BGS accepts no liability whatever in respect of loss, damage, injury or other occurence however caused.
- Use limitation
-
unrestricted use, copyright acknowledgement - Varying conditions apply
- Spatial representation type
- Grid
- Distance
- 5 5 urn:ogc:def:uom:EPSG::9001
- Language
- English
- Topic category
-
- Geoscientific information
- Geographic identifier
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Thames Estuary
BGS Gazetteer 2024-09-07 revision
- Geographic identifier
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Ostend
BGS Gazetteer 2024-09-07 revision
- Geographic identifier
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East Anglia
BGS Gazetteer 2024-09-07 revision
- Geographic identifier
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Flemish Bight
BGS Gazetteer 2024-09-07 revision
- Geographic identifier
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Eastern Channel
Charting Progress 2: Regional Sea Boundaries 2009-06-18 creation
- Geographic identifier
-
Southern North Sea
Charting Progress 2: Regional Sea Boundaries 2009-06-18 creation
- Geographic identifier
-
DOVER STRAIT
The SeaVoX Salt and Fresh Water Body Gazetteer: Sub-Ocean Category 1954-01-01 creation
- Geographic identifier
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NORTH SEA
The SeaVoX Salt and Fresh Water Body Gazetteer: Sub-Ocean Category 1954-01-01 creation
![thumbnail](https://metadata.bgs.ac.uk/geonetwork/srv/api/regions/geom.png?geomsrs=EPSG:4326&geom=POLYGON((2.7564%2051.0824,2.7564%2052.3124,1.3906%2052.3124,1.3906%2051.0824,2.7564%2051.0824)))
- Begin date
- 1983-08-31
- End date
- 1983-09-18
- Reference system identifier
-
OGP
/
urn:ogc:def:crs:EPSG::4326
www.epsg.org 2005 revision
- Distribution format
-
- Distributor contact
-
Organisation name Individual name Electronic mail address Role British Geological Survey (BGS)
Distributor
- OnLine resource
-
Protocol Linkage Name HTTP
http://mapapps2.bgs.ac.uk/geoindex_offshore/home.html?cruise=1983/6 BGS Offshore Geoindex
- Hierarchy level
- Dataset
Conformance result
- Date (Publication)
- 2011
- Explanation
-
See the referenced specification
- Pass
- No
- Statement
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Geophysical equipment types used included: Airgun/Sleeve Gun, Deep Tow Sparker, Echo Sounder, Gravimeter, Magnetometer, Pinger, Sparker and Surface Tow Boomer. The survey was undertaken by British Geological Survey. Navigation: Magnavox satellite navigation system integrated with MX610 doppler sonar and Arma Brown Mk1 Mod 5 or Mk 1C gyro compass. Decca Mk21 main chain receiver - optional integration with above. Mk 21 lat-lon convertor. Equipment: Bolt 600B four guns with standard (1-40 cu.in.) range of chamber sizes, wave shape kits for 40 cu.in., BGS firing delay unit for synchronisation, Kemo bandpass filter, TSS 307 TVG amplifier and display on an EPC 4600 or EPC 3200 graphic recorder. Geomecanique 2 channel, 30m hydrophone system. Containerised Compare Reavell VHP 36 compressor system. Huntec deep tow boomer/sparker system with remote controlled winch, adaptive processing unit, Krohn-hite bandpass filter and display on EPC 3200 graphic recorder. Teledyne 7 channel, 10m hydrophone system. EG&G Surface tow boomer. Kemo bandpass filter, TSS 307 TVG amplifier, TSS 302 swell filter and display on EPC 3200 graphic recorder. Teledyne 7 channel, 10m hydrophone system. Atlas Deso 10 echo sounder with hull mounted transducers (33 and 210kHz) and Edig 10 digitiser unit. 33kHz channel with selectable 7 or 19 element transducer for deep water operation. LaCoste and Romberg S75 air-sea gravity meter. Worden land gravity meter for base ties. Barringer proton magnetometer - two tow cable sensor assemblies. Cycling controlled by seismic control system to eliminate sparker interference. Edo Western 248 pinger, 3.5/7.0kHz, 10 kW, towed fish transducer. Used with TSS 302 swell filter, display on EPC 3200 graphic recorder. EG&G surface sparker system - up to 2KJ capability. One 3-element and one 9-element spark array, Kemo bandpass filter, TSS 307 TVG amplifier, TSS 302 swell filter and display on EPC 4600 or EPC 3200 graphic recorder. Teledyne 7 channel, 10m hydrophone system. For more detailed information see the Cruise Report.
Metadata
- File identifier
- abc9f747-53b3-0f38-e044-0003ba9b0d98 XML
- Metadata language
- English
- Hierarchy level
- Dataset
- Date stamp
- 2024-09-07
- Metadata standard name
-
MEDIN Discovery Metadata Standard
- Metadata standard version
-
Version 2.3.5
- Metadata author
-
Organisation name Individual name Electronic mail address Role British Geological Survey (BGS)
Point of contact