DOI: 10.15493/DEA.MIMS.05052023
Raw CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 050, January 1987

Here we present raw Conductivity-Temperature-Depth (CTD) discrete data collected between 06 January and 31 January 1987, during the West Coast Hake Biomass Cruise on the Africana Voyage 050, in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. Neil Brown MK3 and MK4 CTD instruments were used to measure pressure, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000. The objectives of the...

DOI: 10.15493/DEA.MIMS.05182023
Raw CTD continuous observations from the South Coast Hake Biomass Survey on the Africana Voyage 056, September 1987

Here we present raw Conductivity-Temperature-Depth (CTD) continuous data collected between 08 September and 05 October 1987, during the South Coast Hake Biomass Cruise on the Africana Voyage 056, in the southern part of the Agulhas Current Large Marine Ecosystem (ACLME) on the south coast of South Africa and the southern part of the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. Neil Brown MK3 and MK4 CTD instruments were used to measure pressure,...

DOI: 10.15493/DEA.MIMS.05202023
Processed CTD continuous observations from the Anchovy and Pilchard Spawning Stock Survey on the Africana Voyage 057, November 1987

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 05 November and 30 November 1987, during the Anchovy and Pilchard Spawning Stock Survey on the Africana Voyage 057, in the southern part of the Agulhas Current Large Marine Ecosystem (ACLME) on the south coast of South Africa and the southern part of the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. Neil Brown MK3 and MK4 CTD instruments were...

DOI: 10.15493/DEA.MIMS.05212023
Processed CTD discrete observations from the Anchovy and Pilchard Spawning Stock Survey on the Africana Voyage 057, November 1987

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 05 November and 30 November 1987, during the Anchovy and Pilchard Spawning Stock Survey on the Africana Voyage 057, in the southern part of the Agulhas Current Large Marine Ecosystem (ACLME) on the south coast of South Africa and the southern part of the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. Neil Brown MK3 and MK4 CTD instruments...

DOI: 10.15493/DEA.MIMS.16122022
Processed CTD continuous observations from the West Coast Physical Oceanography cruise on the Africana Voyage 019, May 1984

This is processed downcast Conductivity-Temperature-Depth (CTD) continuous data from the West Coast Physical Oceanography cruise on the Africana Voyage 019 collected between 7 and 17 May 1984. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. Africana Cruise 019 lasted from May 7 to May 17th 1984 and undertook several scientific tasks. The first part of the cruise was mostly devoted to bathymetric and geophysical (continuous...

DOI: 10.15493/DEA.MIMS.18122022
Raw CTD continuous observations from the West Coast Physical Oceanography cruise on the Africana Voyage 019, May 1984

This is raw Conductivity-Temperature-Depth (CTD) continuous data from the West Coast Physical Oceanography cruise on the Africana Voyage 019 collected between 7 and 17 May 1984. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. Africana Cruise 019 lasted from May 7 to May 17th 1984 and undertook several scientific tasks. The first part of the cruise was mostly devoted to bathymetric and geophysical (continuous reflection...

DOI: 10.15493/DEA.MIMS.23122022
Raw CTD discrete observations from the Plankton Shoal Ecology cruise on the Africana Voyage 020, May 1984

This is raw Conductivity-Temperature-Depth (CTD) discrete data from the Plankton Shoal Ecology cruise on the Africana Voyage 020 collected between 21 May and 29 May 1984. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. This Plankton Shoal Ecology cruise is the second of two and comprised an extensive grid (stations E01-E14), an intensive grid (stations SH01-12 to SH05-24) and a 1x1 nautical mile box grid for time series...

DOI: 10.15493/DEA.MIMS.11792023
Raw CTD continuous observations from the West Coast Hake Biomass on the Africana Voyage 079, January 1990

Here we present raw Conductivity-Temperature-Depth (CTD) continuous data collected, between 04 January and 29 January 1990, during Voyage 079 on the FRS Africana, in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of Southern Africa. Neil Brown MK3 and MK4 CTD instruments were used to measure pressure, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000.

DOI: 10.15493/DEA.MIMS.11862023
West Coast Hake Biomass Survey on the Africana Voyage 075, July 1989

The West Coast Hake Biomass Survey on the Africana Voyage 075 was conducted from 14 July - 17 August 1989. The objectives of the cruise were to survey by means of trawling the abundance of adult and recruiting hake in South African waters; to investigate the diurnal cycle of hake and other demersal species; to investigate the environmental and ecological interrelationships of hake and demersal species; to make some experimental trawls in deep water to determine hake distribution limits and...

DOI: 10.15493/DEA.MIMS.11842023
Anchovy Recruitment Survey on the Africana Voyage 073, June 1989

The Anchovy Recruitment Survey was conducted on the Africana Voyage 073 from 8 - 22 June 1989. The survey objectives were to assess anchovy recruitment strength in South African waters in order to recommend a final quota for the 1989 RSA anchovy fishing season; to collect data for the determination of the target strength of anchovy and other pelagic and mesopelagic species; to collect data on shoaling behaviour of pelagic fish, specifically anchovy, pilchard and red-eye; to investigate...

DOI: 10.15493/DEA.MIMS.11722023
Processed CTD discrete observations from the Physical-Chemical Oceanography Cruise on the Africana Voyage 077, September 1989

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 11 September and 22 September 1989 during Voyage 077 on the FRS Africana, in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of Southern Africa. Neil Brown MK3 and MK4 CTD instruments were used to measure pressure, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000. There were several...

DOI: 10.15493/DEA.MIMS.11642023
Raw CTD discrete observations from the Anchovy Recruitment Survey on the Africana Voyage 073, June 1989

Here we present raw Conductivity-Temperature-Depth (CTD) discrete data collected between 08 and 22 June 1989 during Voyage 073 on the FRS Africana, in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. Neil Brown MK3 and MK4 CTD instruments were used to measure pressure, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000. The objectives of the Anchovy Recruitment Survey were to assess...

DOI: 10.15493/DEA.MIMS.08072024
Anchovy Recruitment Survey on the Africana Voyage 081, May 1990

The Anchovy Recruitment Survey on the Africana Voyage 081 was conducted from 07-12 May 1990. The objectives of the survey were to attain an estimation of the abundance and size-structure of anchovy recruits; describe the distribution and behaviour patterns of anchovy recruits and the influence of oceanographic variables on these; collect biological data on pelagic fish species; examine the distribution, abundance and production of zooplankton in relation to the environment, and to recruit...

DOI: 10.15493/DEA.MIMS.12072024
South Coast Demersal Biomass Survey on the Africana Voyage 082, May 1990

The South Coast Demersal Biomass Survey on the Africana Voyage 082 was conducted from 23 May - 13 June 1990. The objectives of the cruise were to survey by bottom-trawling the abundance of adult and recruiting hake, sole and other trawl target species; to make experimental bottom-trawls in deep water to establish the limit of hake distribution, and to collect deep-water specimens of fish and squid; to investigate the environment and ecological interrelationships of hake and other demersal...

DOI: 10.15493/DEA.MIMS.14072024
Processed CTD discrete observations from the South Coast Demersal Biomass Survey on the Africana Voyage 082, May 1990

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 23 May and 13 June 1990, during voyage 082 on the FRS Africana, in the Agulhas Current Large Marine Ecosystem (ACLME) region on the south coast of Southern Africa. Neil Brown MK3 and MK4 CTD instruments were used to measure pressure, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000.

DOI: 10.15493/DEA.MIMS.25072024
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 084, July 1990

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 12 July and 06 August 1990, during voyage 084 on the FRS Africana, in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of Southern Africa. Neil Brown MK3 and MK4 CTD instruments were used to measure pressure, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000.

DOI: 10.15493/dea.mims.20210413
Processed underway Thermosalinograph (TSG) observations from SA Agulhas II Voyage 019, April 2016

A SeaBird SBE45 Thermosalinograph (TSG) is used to opportunistically collect underway near-surface temperature and conductivity measurements during research and monitoring cruises. Water is continuously pumped to the TSG from an intake located in the hull of the vessel, and the observations are continuously interfaced with navigational information. A temperature sensor close to the intake provides temperature measurements of the incoming water (T1). The temperature of the water inside the...

DOI: 10.15493/DEA.MIMS.09122022
Processed CTD discrete observations from the Coastal Current Meter Programme on the Africana Voyage 017, March 1984

This is processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast from the Coastal Current Meter Programme on the Africana Voyage 017 collected between 19 and 27 March 1984. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. The objectives of this cruise were to retrieve ten moorings, eight on the shelf and two on the shelf break between Cape Columbine and Port Nolloth; to deploy three moorings in the...

DOI: 10.15493/dea.mims.20210418
Raw underway Thermosalinograph (TSG) observations from SA Agulhas II Voyage 030, April 2018

A SeaBird SBE45 Thermosalinograph (TSG) is used to opportunistically collect underway near-surface temperature and conductivity measurements during research and monitoring cruises. Water is continuously pumped to the TSG from an intake located in the hull of the vessel, and the observations are continuously interfaced with navigational information. A temperature sensor close to the intake provides temperature measurements of the incoming water (T1). The temperature of the water inside the...

DOI: 10.15493/DEA.MIMS.10122022
Raw CTD continuous observations from the Coastal Current Meter Programme on the Africana Voyage 017, March 1984

This is raw Conductivity-Temperature-Depth (CTD) continuous data from the Coastal Current Meter Programme on the Africana Voyage 017 collected between 19 and 27 March 1984. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. The objectives of this cruise were to retrieve ten moorings, eight on the shelf and two on the shelf break between Cape Columbine and Port Nolloth; to deploy three moorings in the coastal zone between Cape...

DOI: 10.15493/DEA.MIMS.13122022
Processed CTD discrete observations from the Shoal Ecology Cruise on the Africana Voyage 018, April 1984

This is processed Conductivity-Temperature-Depth (CTD) discrete data from the Shoal Ecology Cruise on the Africana Voyage 018 collected between 9 and 19 April 1984. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. The objectives of this cruise were to obtain a broad picture of pelagic fish shoal distribution in relation to the prevailing mesoscale environmental features; to investigate intensively the diel shoal behaviour...

DOI: 10.15493/DEA.MIMS.28112022
Raw CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 015, January 1984

This is raw CTD discrete data from the West Coast Hake Biomass Survey on the Africana Voyage 015 from 05 - 31 January 1984. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. The purpose of this cruise was to survey by means of trawling the abundance of recruiting and adult hake between the Orange River and longitude 20° E. The objectives also included investigating the diurnal cycle of hake and other demersal species, to...

DOI: 10.15493/DEA.MIMS.24072024
West Coast Hake Biomass Survey on the Africana Voyage 084, July 1990

The West Coast Hake Biomass Survey was conducted on the Africana Voyage 084 from 12 July - 06 August 1990. The objectives of the cruise were to survey by means of trawling the abundance of adult and recruiting hake in South African waters; to investigate diurnal cycle of hake and other demersal species; to investigate the environmental and ecological interrelationships of hake and other demersal species; to investigate the occurrence, distribution, and abundance of squid; to study the...

DOI: 10.15493/DEA.MIMS.60122022
Raw CTD continuous observations from the South Coast Hake Biomass on the Africana Voyage 036, October 1985

This is raw Conductivity-Temperature-Depth (CTD) continuous data from the South Coast Hake Biomass on the Africana Voyage 036, collected between 15 and 26 October 1985. The cruise operated in the Agulhas Current Large Marine Ecosystem (ACLME) region on the south coast of South Africa. The first objective of this cruise was to establish, by means of surveying and trawling between 200m and 500m water depths, the feasibility of extending the hake biomass surveys to the South Coast. The area 20...

DOI: 10.15493/DEA.MIMS.62122022
Raw CTD continuous observations from the Anchovy Spawning Stock Survey on the Africana Voyage 038, November 1985

This is raw Conductivity-Temperature-Depth (CTD) continuous 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...

Geographic extent

1000 km
Leaflet Tiles © Esri — Source: Esri, DeLorme, NAVTEQ, USGS, Intermap, iPC, NRCAN, Esri Japan, METI, Esri China (Hong Kong), Esri (Thailand), TomTom, 2012

Temporal extent