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Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) (748)

DOI: 10.15493/DEA.MIMS.11852023
South West African Pilchard and Anchovy Biomass Survey on the Africana Voyage 074, June 1989

The South West African Pilchard and Anchovy Biomass Survey was conducted on the Africana Voyage 074 from 22 June - 4 July 1989. The objectives of the survey were to undertake an acoustic / trawling survey of the pilchard stock off SWA and arrive at a stock estimate; to survey the horse-mackerel and anchovy stocks off South West Africa (SWA) and obtain stock estimates if possible and to collect the environmental information on the habitat of the above species primarily by means of...

DOI: 10.15493/dea.mims.20210217
Physical Oceanography Cruise on the Africana Voyage 014, December 1983

The Physical Oceanography Cruise was on the Africana Voyage 014 between the 5th and 15th of December 1983. Research was conducted from Cape Point to Chamais Bay along the south-west coast of South Africa. This cruise was aimed primarily at current profiling along the west coast.

DOI: 10.15493/dea.mims.26052267
Marion Island Relief Voyage on the SA Agulhas II Voyage 030, April 2018

The Marion Island Relief Voyage was conducted on the SA Agulhas II Voyage 030 from 13 April to 28 April 2018. The 2018 Marion Relief Voyage 030 offered the 6th opportunity to conduct multi-disciplinary, shipbased marine research focusing on links and interactions between air and sea, ocean physics, chemistry, biogeochemistry and biology, including microbial and planktic communities on board South Africa’s polar research and supply vessel MV SA Agulhas II en route to, and around, the...

DOI: 10.15493/dea.mims.26052266
International Indian Ocean Expedition 2 (IIOE2) cruise on SA Agulhas II Voyage 028, October 2017

The International Indian Ocean Expedition 2 is a collaborative regional cruise to build capacity and strength within Africa. The focus will be on developing students in the region in the areas of physical oceanography, chemistry, biological oceanography, benthic biodiversity, marine top predators and marine plastics.

(No DOI)
Preliminary processed CTD data from SANAE on SA Agulhas II Voyage 022, November 2016

The South African National Antarctic Expedition (SANAE) is an annual cruise undertaken by the Department of Environmental Affairs (DEA) to change the overwintering teams in Antarctica and to replenish the supplies at the SANAE IV Research base. This voyage was to deliver the SANAE 56 team to the island and return with the SANAE 55 team. The cruise was undertaken between 30 November 2016 and 07 February 2017 with a full scientific complement. This processed Conductivity, Temperature, Depth...

(No DOI)
Raw CTD data from SANAE on SA Agulhas II Voyage 022, November 2016

The South African National Antarctic Expedition (SANAE) is an annual cruise undertaken by the Department of Environmental Affairs (DEA) to change the overwintering teams in Antarctica and to replenish the supplies at the SANAE IV Research base. This voyage was to deliver the SANAE 56 team to the island and return with the SANAE 55 team. The cruise was undertaken between 30 November 2016 and 07 February 2017 with a full scientific complement. This raw Conductivity, Temperature, Depth (CTD)...

DOI: 10.15493/dea.mims.26052246
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.

DOI: 10.15493/dea.mims.26052361
West Coast Physical Oceanography Cruise on the Africana Voyage 006, February 1983

The West Coast Physical Oceanography Cruise on the Africana Voyage 006 was held between 21 February and 02 March 1983. Research was conducted in St Helena Bay, Table Bay and Olifantsbos on the south-west coast of South Africa. This cruise was aimed primarily at current profiling and studies of the thermohaline structure of the shelf and slope zones.

DOI: 10.15493/dea.mims.26052157
Processed Expendable Bathythermograph (XBT) casts collected during the 2017 Marion Relief Voyage on SA Agulhas Voyage 024

The South African component of the international South Atlantic Meridional Overturning Circulation project (SAMOC-SA) aims to characterise the time-mean and time-varying components of the SAMOC in the South Atlantic Ocean and monitor the variability of the main Southern Ocean frontal systems associated with the Antarctic Circumpolar Current (ACC), south of Africa. The Crossroads monitoring line, directly under the altimetry track N198, is sampled annually during the Marion Relief voyages,...

DOI: 10.15493/dea.mims.01022021
Plankton Dynamics Cruise on the Africana Voyage 007, March 1983

The Plankton Dynamics Cruise was conducted on the Africana Voyage 007 between 9 March and 22 March 1983. Research was conducted off of the west coast of South Africa between Cape Town and St Helena Bay. The aim of the cruise was to follow a patch of newly upwelled water and to examine changes in the plankton over a 12 day period.

DOI: 10.15493/dea.mims.20210308
Phyllosoma Larva and Oceanographic Survey on the Africana Voyage 011, August 1983

The Phyllosoma Larva and Oceanographic Survey was held on the Africana Voyage 011 between the 12th and 24th August 1983. Research was conducted off the west coast of South Africa in order to study the ocean currents in the offshore area and its influence on West Coast rock lobster distribution.

DOI: 10.15493/DEA.MIMS.01392023
SEAmester and Agulhas System Climate Array (ASCA) Scientific Cruise on the SA Agulhas II Voyage 052, June 2022

The SEAmester and Agulhas System Climate Array (ASCA) Scientific Cruise was conducted on the SA Agulhas II Voyage 052 from 27 June to 08 July 2022. The cruise operated from Cape Town to the ASCA transect (~ 34° S) off Hamburg in the Eastern Cape, South West Indian Ocean. The objective of the SEAmester cruise was to undertake the ASCA transect across the Agulhas Current and sample the 20 CTD stations done previously. In addition, SEAmester shallow (200 m) CTD training stations would take...

DOI: 10.15493/dea.mims.26052162
Processed Expendable Bathythermograph (XBT) casts collected during the 2020 Marion Relief Voyage on SA Agulhas Voyage 042

The South African component of the international South Atlantic Meridional Overturning Circulation project (SAMOC-SA) aims to characterise the time-mean and time-varying components of the SAMOC in the South Atlantic Ocean and monitor the variability of the main Southern Ocean frontal systems associated with the Antarctic Circumpolar Current (ACC), south of Africa. The Crossroads monitoring line, directly under the altimetry track N198, is sampled annually during the Marion Relief voyages,...

(No DOI)
Raw CTD data from the Mooring Cruise on the Algoa Voyage 199, June 2013

This is raw Conductivity, Temperature, Depth (CTD) data from the Mooring Cruise on the Algoa Voyage 199 from 29 June - 3 July, 2013. The area covered includes Slangkop, off of Cape Town, Western Cape, South Africa to Port Edward, south of Durban, KwaZulu-Natal, South Africa.

(No DOI)
Raw SDS data from the Mooring Cruise on the Algoa Voyage 199, June 2013

This is Scientific Data System (SDS) data from the Mooring Cruise on the Algoa Voyage 199 from 29 June - 3 July, 2013. The area covered includes Slangkop, off of Cape Town, Western Cape, South Africa to Port Edward, south of Durban, KwaZulu-Natal, South Africa.

DOI: 10.15493/dea.mims.25010014
Processed underway Thermosalinograph (TSG) observations from the SA Agulhas II Voyage 042, April 2020

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.25010015
Raw underway Thermosalinograph (TSG) observations from the SA Agulhas II Voyage 042, April 2020

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.26052159
Processed Expendable Bathythermograph (XBT) casts collected during the 2019 Marion Relief Voyage on SA Agulhas Voyage 036

The South African component of the international South Atlantic Meridional Overturning Circulation project (SAMOC-SA) aims to characterise the time-mean and time-varying components of the SAMOC in the South Atlantic Ocean and monitor the variability of the main Southern Ocean frontal systems associated with the Antarctic Circumpolar Current (ACC), south of Africa. The Crossroads monitoring line, directly under the altimetry track N198, is sampled annually during the Marion Relief voyages,...

DOI: 10.15493/dea.mims.26052158
Raw Expendable Bathythermograph (XBT) casts collected during the 2019 Marion Relief Voyage on SA Agulhas Voyage 036

The South African component of the international South Atlantic Meridional Overturning Circulation project (SAMOC-SA) aims to characterise the time-mean and time-varying components of the SAMOC in the South Atlantic Ocean and monitor the variability of the main Southern Ocean frontal systems associated with the Antarctic Circumpolar Current (ACC), south of Africa. The Crossroads monitoring line, directly under the altimetry track N198, is sampled annually during the Marion Relief voyages,...

DOI: 10.15493/DEA.MIMS.01352023
Processed near-surface underway temperature and salinity (TSG) observations from SA Agulhas II Voyage 049, December 2021

Here we present the 6-second resolution processed Thermosalinograph (TSG) data collected between 03 December 2021 and 28 January 2022 during the South African National Antarctic Expedition (SANAE) cruise on the SA Agulhas II Voyage 049. 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...

DOI: 10.15493/DEA.MIMS.53072024
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 100, February 1992

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 06 February and 03 March 1992, during voyage 100 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.

(No DOI)
Raw TSG data from the Mooring Cruise on the Algoa Voyage 199, June 2013

This is raw Thermosalinograph (TSG) data from the Mooring Cruise on the Algoa Voyage 199 from 29 June - 3 July, 2013. The area covered includes Slangkop, off of Cape Town, Western Cape, South Africa to Port Edward, south of Durban, KwaZulu-Natal, South Africa.

(No DOI)
Raw SPAR data from the Mooring Cruise on the Algoa Voyage 199, June 2013

This is raw Surface Photosynthetically Active Radiation (SPAR) data from the Mooring Cruise on the Algoa Voyage 199 from 29 June - 3 July, 2013. The area covered includes Slangkop, off of Cape Town, Western Cape, South Africa to Port Edward, south of Durban, KwaZulu-Natal, South Africa.

(No DOI)
Raw SDS data from the South Atlantic Meridional Overturning Circulation Basin-wide Array (SAMBA) Monitoring Line in the South-East Atlantic Ocean on Algoa Voyage 221, November 2015

This is Scientific Data System (SDS) data from the South Atlantic Meridional Overturning Circulation Basin-wide Array (SAMBA) Monitoring Line in the South-East Atlantic Ocean on Algoa Voyage 221, 30 November to 14 December, 2015. SAMBA forms part of the South African component of the International South Atlantic Meridional Overturning Circulation project (SAMOC-SA), which aims to characterise the time-mean and time-varying components of the SAMOC in the South Atlantic Ocean and monitor the...

(No DOI)
Raw TSG data from the South Atlantic Meridional Overturning Circulation Basin-wide Array (SAMBA) Monitoring Line in the South-East Atlantic Ocean on Algoa Voyage 221, November 2015

This is raw Thermosalinograph (TSG) data from the South Atlantic Meridional Overturning Circulation Basin-wide Array (SAMBA) Monitoring Line in the South-East Atlantic Ocean on Algoa Voyage 221, 30 November to 14 December, 2015. SAMBA forms part of the South African component of the International South Atlantic Meridional Overturning Circulation project (SAMOC-SA), which aims to characterise the time-mean and time-varying components of the SAMOC in the South Atlantic Ocean and monitor the...