Dataset extent

Processed CTD continuous observations from the Anchovy Spawning Stock Survey on the Africana Voyage 038, November 1985

This is processed downcast Conductivity-Temperature-Depth (CTD) continous data from the Anchovy Spawning Stock Survey on the Africana Voyage 038, collected between 11 and 29 November 1985. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa and the Agulhas Current Large Marine Ecosystem (ACLME) on the south coast of South Africa. The objectives of this cruise were to assess the size of the anchovy spawning stock in Cape waters by acoustic survey and estimation of egg production; describe the distribution and behaviour of other pelagic and mesopelagic fish of commercial importance; describe anchovy spawning patterns and estimate the precision of the parameters used in assessing spawning stock size by the egg production method (sex ratio, spawning fraction, fecundity, mean weight); and to investigate relationships between the distribution of pelagic fish, eggs and water temperature.

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Additional Info

Field Value
Last Updated May 17, 2024, 14:24 (UTC)
Created May 17, 2024, 14:24 (UTC)
Language
contactInfo contact details: email: Gtutt@environment.gov.za
downloadURL https://repository.ocean.gov.za/index.php/s/R3qMaaZxKBYW3Lf
harvest_object_id 4542cdc7-14bf-479e-97b8-39a2dde107c1
harvest_source_id c880098e-385a-4d72-80f0-2f1d6603b53b
harvest_source_title MIMS
individualName Gavin Tutt
organizationName Oceans and Coastal Research, Department of Forestry, Fisheries and the Environment (DFFE);
positionName role: Marine Scientific Technician;
role originator
spatial {"type": "Polygon", "coordinates": [[[18.0, -37.0], [24.0, -37.0], [24.0, -34.0], [18.0, -34.0], [18.0, -37.0]]]}
xmax 24.0
xmin 18.0
ymax -34.0
ymin -37.0