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(No DOI)
Processed and corrected CTD data from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on Algoa Voyage 239, May 2017

This is processed and corrected Conductivity, Temperature, Depth (CTD) data from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) onboard the Algoa Voyage 239 (ALG239) from 22 to 29 May 2017. This programme is a multi-disciplinary, multi-institutional platform to undertake relevant science in the Southern Benguela; also functioning as a platform for collaboration and learning. All projects aim to develop an ecosystem indicator that can be used to effectively monitor and...

(No DOI)
First look at Chl-a data from the Integrated Ecosystem Programme cruise: Southern Benguela (IEP:SB) on the Algoa Voyage 223, February 2016

This is pre-processed chla data from the Integrated Ecosystem Programme (IEP) cruise: Southern Benguela on the Algoa V223, 8 - 17 February 2016.The Integrated Ecosystem Programme: Southern Benguela is a multi-disciplinary, multi-institutional platform to undertake relevant science in the Southern Benguela; also functioning as a platform for collaboration and learning. All projects aim to develop an ecosystem indicator that can be used to effectively monitor and understand the Southern...

(No DOI)
Raw SPAR data from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on Algoa Voyage 239, May 2017

This is raw Surface Photosynthetically Active Radiation (SPAR) data from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) onboard the Algoa Voyage 239 (ALG239) from 22 to 29 May 2017. This programme is a multi-disciplinary, multi-institutional platform to undertake relevant science in the Southern Benguela; also functioning as a platform for collaboration and learning. All projects aim to develop an ecosystem indicator that can be used to effectively monitor and understand the...

DOI: 10.15493/dea.mims.20210417
Processed 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...

(No DOI)
Raw SDS data from ACEP Deep Secrets: The Outer Shelf and Slope Ecosystems of the Eastern Cape on the Algoa Voyage 230, September 2016

This is raw Scientific Data System (SDS) data collected on the ACEP Deep Secrets Cruise which set out to fill in gaps and shed light on the priority areas and research questions identified during the recent Marine Protected Area and Marine Spatial Planning Initiatives of Operation Phakisa’s Marine Protection and Governance Lab. Using underwater cameras (SkiMonkey and Drop camera), grabs, dredges and a CTD the study aimed to improve our knowledge on marine offshore habitats, as well as to...

DOI: 10.15493/DEA.MIMS.15072024
Anchovy Recruitment Survey on the Africana Voyage 092, May 1991

The Anchovy Pilchard Recruitment Survey on the Africana Voyage 092 was conducted on the 7 to the 24 May 1991. The main objectives of the cruise were to estimate the abundance and size-structure of anchovy; a description of the distribution and behaviour patterns of anchovy and pilchard of recruits and the oceanographic variables on these; a collection of biological data on pelagic fish species; an examination of the distribution, abundance and production of plankton in relation to the...

(No DOI)
Raw TSG data from the West Coast Cetacean Distribution and Abundance Survey on the Algoa Voyage 231, October 2016

Raw Thermosalinograph (TSG) data for the 2016 West Coast Cetacean Cruise. The survey operated on the shelf and slope regions off the west coast of South Africa, between Area 1 (Dassen Island, 18.23669, -33.457 and Groenriviermond, 17.52061, -30.8277) and Area 2 (North-East Robben Island and Cape Point). This cruise was undertaken for data collection as part of a collaborative project led by the Department of Environmental Affairs (DEA) in collaboration with the Whale Unit, Mammal Research...

(No DOI)
Echo sounder data from ACEP Deep Secrets: The Outer Shelf and Slope Ecosystems of the Eastern Cape on the Algoa Voyage 230, September 2016

This is Echo Sounder data collected on the ACEP Deep Secrets Cruise which set out to fill in gaps and shed light on the priority areas and research questions identified during the recent Marine Protected Area and Marine Spatial Planning Initiatives of Operation Phakisa’s Marine Protection and Governance Lab. Using underwater cameras (SkiMonkey and Drop camera), grabs, dredges and a CTD the study aimed to improve our knowledge on marine offshore habitats, as well as to build understanding of...

DOI: 10.15493/DEA.MIMS.250121-13
St Helena Bay Monitoring Line (SHBML) on the Africana Voyage 275, August 2011

This St Helena Bay Monitoring Line (SHBML) cruise was conducted on the Africana Voyage 275 from 1 to 5 August 2011. This is a long-term monitoring line conducted off the coast of Elands/St Helena Bay on the west coast of South Africa. SHBML started in 2000 as a BENEFIT-driven project on "shipboard monitoring" which linked with similar lines run in Namibia and Angola. The aims were to obtain seasonal and interannual information on the hydrology and productivity of the area. It was...

DOI: 10.15493/DEA.MIMS.09992023
Raw underway Thermosalinograph (TSG) observations from the Southern Ocean Seasonal Experiment 2022 on the SA Agulhas II Voyage 053, July 2022

Here we present the 6-second resolution raw Thermosalinograph (TSG) data collected between 12 July and 30 July 2022 on the SA Agulhas II Voyage 053. A SeaBird SBE45 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...

DOI: 10.15493/DEA.MIMS.09922023
Processed underway Thermosalinograph (TSG) observations from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on the Algoa Voyage 259, May 2019

Here we present the 6-second resolution processed Thermosalinograph (TSG) data collected between 20 May 2019 and 27 May 2019 collected during the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on the RS Algoa Voyage 259. A SeaBird SBE45 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...

DOI: 10.15493/dea.mims.26052212
Pelagic Biomass Survey on the Africana Voyage 290, October 2016

The principal aim of the Pelagic Biomass Surveys is to obtain estimates of the total biomass of anchovy, sardine and west coast round herring and to obtain data on their population length frequency compositions, for input to the operational management procedure (OMP) for making Total Allowable Catch (TAC) recommendations for the following year. The surveys also obtain information on the environment and food regime impacting anchovy, sardine and west coast round herring around the coast,...

DOI: 10.15493/DEA.MIMS.09932023
Raw underway Thermosalinograph (TSG) observations from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on the Algoa Voyage 259, May 2019

Here we present the 6-second resolution raw Thermosalinograph (TSG) data collected between 20 May 2019 and 27 May 2019 during the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on the RS Algoa Voyage 259. A SeaBird SBE45 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...

(No DOI)
Processed SADCP data from Leg 1 of the African Coelacanth Ecosystem Programme (ACEP) II on the Algoa Voyage 177, July 2010

The Algoa sailed from Durban on 16 July 2010 to conduct a hydrographic survey of the Natal Bight as part of the winter African Coelacanth Ecosystem Programme (ACEP) II. A total of 16 shore-normal transects were occupied between Scottburgh and St. Lucia. The aim of the synoptic survey was to determine the nutrient sources of the Natal Bight ecosystem, and to characterise the focus sites across the Bight. This dataset was processed using older standards which may not align with international...

DOI: 10.15493/DEA.MIMS.05112024
Processed CTD discrete observations from the Benguela Current Sources and Transport (BEST 1) on the Africana Voyage 105, June 1992

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected, between 16 June and 05 July 1992, during voyage 105 on the FRS Africana, in the Benguela Current Large Marine Ecosystem (BCLME) 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.08112024
Processed CTD discrete observations from the South Coast Demersal Inshore Biomass Survey on the Africana Voyage 106, September 1992

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected, between 02 September and 23 September 1992, during voyage 106 on the FRS Africana, in the Agulhas Current Large Marine Ecosystem (ACLME) 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.02112024
Processed CTD discrete observations from the South Coast Demersal Biomass Survey on the Africana Voyage 072, May 1989

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected, between 10 May and 29 May 1989, during voyage 072 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.06112024
South Coast Demersal Inshore Biomass Survey on the Africana Voyage 106, September 1992

The South Coast Demersal Inshore Biomass Survey was conducted on the Africana Voyage 106 from 02 to 23 September 1992. The objectives of the survey were to conduct a stratified bottom trawl survey to assess the biomass, abundance and distribution of hake, sole, horse mackerel, squid and other trawl species with emphasis on 'inshore' fishing areas for recruitment estimates; to investigate the hydrology and current profiles of the South Coast and to relate this to the distribution pf the...

DOI: 10.15493/DEA.MIMS.04112024
Processed CTD continuous observations from the Benguela Current Sources and Transport (BEST 1) on the Africana Voyage 105, June 1992

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected, between 16 June and 05 July 1992, during voyage 105 on the FRS Africana, in the Benguela Current Large Marine Ecosystem (BCLME) 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.

(No DOI)
Processed CTD data from Leg 1 of the African Coelacanth Ecosystem Programme (ACEP) II on the Algoa Voyage 177, July 2010

The Algoa sailed from Durban on 16 July 2010 to conduct a hydrographic survey of the Natal Bight as part of the winter African Coelacanth Ecosystem Programme (ACEP) II. A total of 16 shore-normal transects were occupied between Scottburgh and St. Lucia. The aim of the synoptic survey was to determine the nutrient sources of the Natal Bight ecosystem, and to characterise the focus sites across the Bight. This dataset was processed using older standards which may not align with international...

(No DOI)
Chl-a data from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on Algoa Voyage 248, May 2018

First look at Chl-a data from a survey of West Coast of South Africa, Algoa Voyage V248, as part of the Integrated Ecosystem Programme.

(No DOI)
Chl-a data from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on Algoa Voyage 244, November 2017

First look at Chl-a data from a survey of West Coast of South Africa, Algoa Voyage 244, as part of the Integrated Ecosystem Programme.

(No DOI)
Chl-a data from the Integrated Ecosystem Programme: Southern Benguela (IEP:SB) on Algoa Voyage 246, February 2018

First look at Chl-a data from a survey of West Coast of South Africa, Algoa Voyage 246, as part of the Integrated Ecosystem Programme from the 15 to 22 February 2018. IEP:SB focuses on the biologically productive, cold waters of the Benguela Current Large Marine Ecosystem, which are inherently variable on short time-scales and responsive to changing weather patterms. The research aims to provide relevant, reliable and improved assessment of the ecosystem, in support of its effective...

DOI: 10.15493/DEA.MIMS.07112024
Processed CTD continuous observations from the South Coast Demersal Inshore Biomass Survey on the Africana Voyage 106, September 1992

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected, between 02 September and 23 September 1992, during voyage 106 on the FRS Africana, in the Agulhas Current Large Marine Ecosystem (ACLME) 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.01022023
Processed CTD discrete observations from the Africana Voyage 007, March 1983

Neil Brown MK3 and MK4 Conductivity-Temperature-Depth (CTD) instruments were used to measure pressure, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000. Here we present processed CTD discrete data from the upcast collected during Voyage 007 on the Africana, in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa, between 16 March 1983 and 21 March 1983.