British Geological Survey (BGS) Geophysical Survey 1981/4: Northern North Sea (26/07/1981 to 16/08/1981)

Report: Brett, CP. 1981. Cruise Report on Project 81/04. A Regional Geophysical Survey in the Northern North Sea. (IGS Report No 120) The primary objectives were to survey the Fladen sheet area of the IGS 1:250000 map series and to run seven north-south lines to complete the coverage of the Forties and Cod shhet areas. A secondary objective was to complete a gravity survey.

Simple

Date (Publication)
1981-08-16
Citation identifier
British Geological Survey / BGS_CMD_REF194
Point of contact
Organisation name Individual name Electronic mail address Role

British Geological Survey (BGS)

enquiries@bgs.ac.uk

Custodian

British Geological Survey (BGS)

offshoredata@bgs.ac.uk

Originator
Maintenance and update frequency
Not planned
Keywords

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 - Available under the Open Government Licence subject to the following acknowledgement accompanying the reproduced British Geological Survey materials "Contains British Geological Survey materials ©UKRI [year]"

Spatial representation type
Grid
Distance
5  urn:ogc:def:uom:EPSG::9001
Language
English
Topic category
  • Geoscientific information
Geographic identifier
Tyne-Tees

BGS Gazetteer 2025-04-17 revision

Geographic identifier
California

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Silver Well

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Farne

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Swallow Hole

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Devil's Hole

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Fisher

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Peterhead

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Forties

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Cod

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Bosies Bank

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Fladen

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Ling Bank

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Fair Isle

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Bressay Bank

BGS Gazetteer 2025-04-17 revision

Geographic identifier
Southern North Sea

Charting Progress 2: Regional Sea Boundaries 2009-06-18 creation

Geographic identifier
Northern North Sea

Charting Progress 2: Regional Sea Boundaries 2009-06-18 creation

Geographic identifier
NORTH SEA

The SeaVoX Salt and Fresh Water Body Gazetteer: Sub-Ocean Category 1954-01-01 creation

N
S
E
W
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Begin date
1981-07-26
End date
1981-08-16
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)

    enquiries@bgs.ac.uk

    		Distributor
    OnLine resource
    Protocol Linkage Name

    HTTP

         		http://mapapps2.bgs.ac.uk/geoindex_offshore/home.html?cruise=1981/4

    BGS Offshore Geoindex
    Hierarchy level
    Dataset

    Conformance result

    Title

    INSPIRE Implementing rules laying down technical arrangements for the interoperability and harmonisation of unknown theme
    Date (Publication)
    2011
    Explanation

    See the referenced specification
    Pass
    No
    Statement

    Geophysical equipment types used included: Airgun/Sleeve Gun, Deep Tow Boomer, Echo Sounder, Gravimeter, Magnetometer, Pinger, Sidescan Sonar and Sparker. The survey was undertaken by British Geological Survey. Navigation: Magnavox satellite navigation system integrated with MX610 doppler sonar and Arma Brown Mk I Mod 5 gyro compass. Dacca Mk 21 main chain receiver - optional integration with above. Equipment: Bolt 600B air gun, two guns with standard (1-40 cu.in.) range of chamber sizes, Krohn-hite bandpass filter, TSS Model 307 TVG amplifier and display on an EPC 3200 graphic recorder, Geomecanique hydrophone system. Huntec deep tow boomer system with controlled winch, Krohn-hite bandpass filter and display on an EPC 3200 graphic recorder. Atlas Deso 10 echo sounder with hull mounted transducers (33 and 210KHz) and Edig 10 digitiser unit. LaCoste & Romberg S75 air-sea gravity meter. World Wide land gravity meter for base ties. Varian proton magnetometer, cycling controlled by seismic control to eliminate sparker interference. Edo Western 248 pinger, 3.5KHz, 10KW transducer in tow fish assembly. Used with TSS Model 302 swell filter, display on an EPC 3200 graphic recorder. EG&G sparker system, with up to 5kJ capability. One 3-element and one 9-element spark array, Krohn-hite bandpass filter, TSS Model 307 TVG amplifier, TSS Mobel 302 swell filter and display on an EPC 4600 or EPC 3200 graphic recorder, Teledyne hydrophone system. UDI AS350 dual channel side scan sonar system with catamaran tow fish, 2500ft tow cable and remote controlled winch. Display on an EPC 3200 graphic recorder and firing sequence controlled by the seismic control system. Kelvin Hughes MS47 transit sonar with hull mounted, 2 off - one port and one starboard scanning. Modified for dual operation and display on an EPC 3200 recorder. Firing sequence controlled by seismic system. For more detailed information see the Cruise Report.

    Metadata

    File identifier
    abc9f747-53c3-0f38-e044-0003ba9b0d98 XML
    Metadata language
    English
    Hierarchy level
    Dataset
    Date stamp
    2025-04-17
    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)

    enquiries@bgs.ac.uk

    		Point of contact
     
     

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    Keywords



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