Lake Tana Seistec Boomer Data (NERC Grant NER/B/S/2002/00540)
This is Seistec Boomer data acquired on Lake Tana. If not familiar with this variant of standard Boomer, it has a line-in-cone.
Simple
- Date (Creation)
- 2018-01-18
- Citation identifier
- http://data.bgs.ac.uk/id/dataHolding/13607244
- Point of contact
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Organisation name Individual name Electronic mail address Role Bangor University
Dr Dei Huws
not available
Originator British Geological Survey
Enquiries
not available
Distributor British Geological Survey
Enquiries
not available
Point of contact
- Maintenance and update frequency
- notApplicable
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GEMET - INSPIRE themes, version 1.0
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BGS Thesaurus of Geosciences
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NGDC Deposited Data
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Seismic surveys
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- dataCentre
- Keywords
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NERC_DDC
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- Access constraints
- Other restrictions
- Other constraints
- no limitations
- Other constraints
- The dataset is made freely available for access, e.g. via the Internet. Either no third party data / information is contained in the dataset or BGS has secured written permission from the owner(s) of any third party data / information contained in the dataset to make the dataset freely accessible.
- Use constraints
- Other restrictions
- Other constraints
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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.
- Other constraints
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Available under the Open Government Licence subject to the following acknowledgement accompanying the reproduced NERC materials "Contains NERC materials ©NERC [year]"
- Language
- English
- Topic category
-
- Geoscientific information
- Geographic identifier
-
ET
ISO 3166_1 alpha-2 2009 revision
- Geographic identifier
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ETH
ISO 3166_1 alpha-3 2009 revision
- Geographic identifier
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ETHIOPIA [id=692000]
British Geological Survey Gazetteer: Geographical hierarchy from Geosaurus 1979 creation
- Begin date
- 2004-11-11
- End date
- 2004-11-14
- Unique resource identifier
- WGS 84 (EPSG::4326)
- Distribution format
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Name Version sgy
- Distributor contact
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Organisation name Individual name Electronic mail address Role British Geological Survey
Enquiries
not available
Distributor
- OnLine resource
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Protocol Linkage Name http://www.bgs.ac.uk/services/ngdc/accessions/index.html#item106249
- OnLine resource
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Protocol Linkage Name https://doi.org/10.1038/s41598-018-19601-w
- OnLine resource
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Protocol Linkage Name http://www.bgs.ac.uk/services/ngdc/citedData/catalogue/046d06dd-ecaf-4f4c-8ba1-2f0254549c5c.html
- Hierarchy level
- Dataset
- Other
-
dataset
Conformance result
- Title
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INSPIRE Implementing rules laying down technical arrangements for the interoperability and harmonisation of Geology
- Date (Publication)
- 2011
- Explanation
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See the referenced specification
- Pass
- No
Conformance result
- Title
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Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services
- Date (Publication)
- 2010-12-08
- Explanation
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See http://eur-lex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2010:323:0011:0102:EN:PDF
- Pass
- No
- Statement
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The seismic survey was conducted using a surface-towed IKB Seistec boomer acquisition system, comprising a standard boomer plate combined with a line-in-cone hydrophone receiver arrangement, which is designed to reduce acoustic noise in a shallow water environment (Simpkin and Davis 1993). The system was powered by a 4 kV capacitor discharging power supply unit, and towed on the survey vessel’s aft quarter, in the relatively undisturbed water between the bow wave and the wake. A 200microsecond broadband pulse was produced at the boomer source, at an energy level of 180J and a repetition interval of 500ms. Survey speed was maintained at between 4 and 6kts with GPS positioning yielding location information typically to within 3-8m. Data were recorded in standard SEG-Y format with a record length of 150 ms and sampling interval of 16 micros.
Metadata
- File identifier
- 64001d13-098f-1e26-e054-002128a47908 XML
- Metadata language
- English
- Hierarchy level
- Dataset
- Date stamp
- 2024-12-05
- Metadata standard name
- UK GEMINI
- Metadata standard version
-
2.3
- Metadata author
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Organisation name Individual name Electronic mail address Role British Geological Survey
Point of contact
- Dataset URI