Sardine Acoustic Attenuation and Target Strength Experiment in South African Waters, False Bay, 21-29 April 2002.
Entry ID: NatMIRC_20020614_13208

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Summary
Abstract: Data on attenuation and target strength were collected on a
survey carried in South African water, False Bay on the 21st to 29th
April 2002. Two EK500 echosounders (Ver. 5.30) firing through the
keel-mounted split-beam transducers operating at nominal frequencies
of 18, 38, 120 kHz (EK1) and a single-beam transducer at 200 kHz (EK2)
were utilized. Data were logged continuously during the ... View entire text
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Geographic Coverage
Spatial coordinates   
  N: -34.0   S: -35.0   E: 18.0   W: 20.0
Min Depth: 0M Max Depth: 100M

Data Set Citation
Dataset Originator/Creator: Ministry of Fisheries and Marine Resources
Dataset Title: Sardine Acoustic Attenuation and Target Strength Experiment in South African Waters, False Bay, 21-29 April 2002.
Data Presentation Form: None
Temporal Coverage
Start Date: 2002-04-21
Stop Date: 2002-04-29
ISO Topic Category
Platform
SHIPS Ancillary Description
Instrument
ECHO SOUNDERS Ancillary Description
Quality The data were to be sampled in Namibian water. However, the
data were sampled in South African water becuase of low biomass
estimate repoted prior to this experimental survey in Namibia.
Access Constraints Release with permission of the appropriate parties
Use Constraints prior permission should be obtained from the
Permanent Secretary of Ministry of Fisheries and Marine Resources.
Ancillary Keywords
Data Set Progress
COMPLETE
Originating Center
Data Center
Ministry of Fisheries and Marine Resources, Namibia Supplemental Info
Data Center URL: http://www.mfmr.gov.na/

Data Center Personnel
Name: DAVE BOYER
Phone: +264-64-4101140
Fax: +264-64-4101140
Email: Dboyer at mfmr.gov.na
Contact Address:
P. O. Box: 912
City: Swakopmund
Country: Namibia
Distribution
Distribution Media: CD-ROM
Distribution Format: Not Known
Personnel
Role: DIF AUTHOR
Phone: +264-64-4101148
Fax: +264-64-410404385
Email: btjizoo at mfmr.gov.na
Contact Address:
P. O. Box 912
Swakopmund
Country: NAMIBIA
Creation and Review Dates
DIF Creation Date: 2002-06-14
Last DIF Revision Date: 2004-03-10
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