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West Coast Hake Biomass (36)

CTD (36)

Attribution-ShareAlike 4.0 International (CC BY-SA 4.0) (36)

36 datasets found Page 1 of 2
DOI: 10.15493/DEA.MIMS.16112024
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 109, January 1993

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected, between 19 January and 08 February 1993, during voyage 109 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.14992023
Processed CTD discrete observations from the West Coast Hake Biomass on the Africana Voyage 118, January 1994

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 04 January and 26 January 1994 during Voyage 118 on the FRS Africana, in the Agulhas Current Large Marine Ecosystem (ACLME) region on the south coast of Southern Africa and 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.14982023
Processed CTD continuous observations from the West Coast Hake Biomass on the Africana Voyage 118, January 1994

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 04 January and 26 January 1994 during Voyage 118 on the FRS Africana, in the Agulhas Current Large Marine Ecosysten (ACLME) region on the south coast of Southern Africa and 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.17112024
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 109, January 1993

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected, between 19 January and 08 February 1993, during voyage 109 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.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.

DOI: 10.15493/DEA.MIMS.52072024
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 100, February 1992

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data 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.

DOI: 10.15493/DEA.MIMS.32072024
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 088, January 1991

Here we present processed CTD discrete data from the upcast collected between 07 and 29 January 1991, during voyage 088 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 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.

DOI: 10.15493/DEA.MIMS.31072024
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 088, January 1991

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 07 and 29 January 1991, during voyage 088 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.26072024
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 084, July 1990

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast 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.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.11782023
Processed CTD discrete observations from the West Coast Hake Biomass on the Africana Voyage 079, January 1990

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast 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.11772023
Processed CTD continuous observations from the West Coast Hake Biomass on the Africana Voyage 079, January 1990

Here we present processed downcast 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.11692023
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 075, July 1989

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 14 July and 17 August 1989 during Voyage 075 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. The objectives of the West Coast Hake Biomass Survey 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 to collect deep-water specimens of fish and squid; to collect routine biological material on demersal species from South...

DOI: 10.15493/DEA.MIMS.11682023
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 075, July 1989

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 14 July and 17 August 1989 during Voyage 075 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. The objectives of the West Coast Hake Biomass Survey 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 to collect deep-water specimens of fish and squid; to collect routine biological material on demersal species from South West...

DOI: 10.15493/DEA.MIMS.11532023
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 069, January 1989

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 05 and 26 January 1989 during Voyage 069 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. The West Coast Hake Biomass Survey was multi-disciplinary. The main target was to determine, by means of the swept area method, the present status of the hake resource on the South African west coast. In carrying out this study, it was possible also to collect some information on the environment and zooplankton (including squid larvae) in the vicinity of the catches and to determine some ecological interrelationships of hake and other demersal fish species, to investigate squid distribution, to study some aspects of the biology and...

DOI: 10.15493/DEA.MIMS.11522023
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 069, January 1989

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 05 and 26 January 1989 during Voyage 069 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. The West Coast Hake Biomass Survey was multi-disciplinary. The main target was to determine, by means of the swept area method, the present status of the hake resource on the South African west coast. In carrying out this study, it was possible also to collect some information on the environment and zooplankton (including squid larvae) in the vicinity of the catches and to determine some ecological interrelationships of hake and other demersal fish species, to investigate squid distribution, to study some aspects of the biology and...

DOI: 10.15493/DEA.MIMS.05252023
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 059, February 1988

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 02 February and 25 February 1988, during the West Coast Hake Biomass Cruise on the Africana Voyage 059, in 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, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000. The main objective of the cruise was 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 make some experimental trawls in deep water to collect deep-water specimens of fish and squid; to collect routine biological material on demersal species from South West African waters; to investigate the occurence, distribution and abundance of squid and squid larvae;...

DOI: 10.15493/DEA.MIMS.05242023
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 059, February 1988

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 02 February and 25 February 1988, during the West Coast Hake Biomass Cruise on the Africana Voyage 059, in 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, temperature and conductivity through the water column during research and monitoring cruises between 1983 and 2000. The main objective of the cruise was 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 make some experimental trawls in deep water to collect deep-water specimens of fish and squid; to collect routine biological material on demersal species from South West African waters; to investigate the occurence, distribution and abundance of squid and squid larvae; to...

DOI: 10.15493/DEA.MIMS.05092023
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 054, June 1987

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast collected between 16 June and 10 July 1987, during the West Coast Hake Biomass Cruise on the Africana Voyage 054, 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 scientific targets of the trip revolved around the determination of biomass index of both Cape hake species off the South African west coast. The diurnal cycle of Cape hake and their relationship with environmental parameters was also studied. Some hake material were collected in South West African waters. Deep-water trawls were made to delimit the offshore extent of hake distribution and to collect rare specimens of fish for accession to museums. Demersal community interrelationships were...

DOI: 10.15493/DEA.MIMS.05072023
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 054, June 1987

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous data collected between 16 June and 10 July 1987, during the West Coast Hake Biomass Cruise on the Africana Voyage 054, 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 scientific targets of the trip revolved around the determination of biomass index of both Cape hake species off the South African west coast. The diurnal cycle of Cape hake and their relationship with environmental parameters was also studied. Some hake material were collected in South West African waters. Deep-water trawls were made to delimit the offshore extent of hake distribution and to collect rare specimens of fish for accession to museums. Demersal community interrelationships were studied, as...

DOI: 10.15493/DEA.MIMS.04462023
Processed CTD discrete observations from the West Coast Hake Biomass Survey on the Africana Voyage 050, January 1987

Here we present processed Conductivity-Temperature-Depth (CTD) discrete data from the upcast 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 cruise were to survey by means of trawling the abundance of adult and recruiting hake; to investigate the the diurnal cycle of hake and other demersal species; to investigate the environment and interrelationships of hake and other demersal species; to establish the offshore limit of hake and monkfish distribution and to collect deep-water specimens of fish and cephalopods; to conduct mouth-opening experiments with transducers on each wing of the net, and to compare the...

DOI: 10.15493/DEA.MIMS.04422023
Processed CTD continuous observations from the West Coast Hake Biomass Survey on the Africana Voyage 050, January 1987

Here we present processed downcast Conductivity-Temperature-Depth (CTD) continuous 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 cruise were to survey by means of trawling the abundance of adult and recruiting hake; to investigate the the diurnal cycle of hake and other demersal species; to investigate the environment and interrelationships of hake and other demersal species; to establish the offshore limit of hake and monkfish distribution and to collect deep-water specimens of fish and cephalopods; to conduct mouth-opening experiments with transducers on each wing of the net, and to compare the mouth...

DOI: 10.15493/DEA.MIMS.68122022
Processed CTD discrete observations from the West Coast Hake Biomass on the Africana Voyage 046, July 1986

This is processed Conductivity-Temperature-Depth (CTD) discrete data from the West Coast Hake Biomass on the Africana Voyage 046. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. The West Coast Hake Biomass was carried out on the Africana Voyage 046 from 1 to 24 July 1986.

DOI: 10.15493/DEA.MIMS.67122022
Processed CTD continuous observations from the West Coast Hake Biomass on the Africana Voyage 046, July 1986

This is processed downcast Conductivity-Temperature-Depth (CTD) continuous data from the West Coast Hake Biomass on the Africana Voyage 046. The cruise operated in the Benguela Current Large Marine Ecosystem (BCLME) region on the west coast of South Africa. The West Coast Hake Biomass was carried out on the Africana Voyage 046 from 1 to 24 July 1986.

DOI: 10.15493/DEA.MIMS.64122022
Processed CTD discrete observations from the West Coast Hake Biomass on the Africana Voyage 039, January 1986

This is processed Conductivity-Temperature-Depth (CTD) discrete data from the West Coast Hake Biomass on the Africana Voyage 039, collected between 08 January and 05 February 1986. 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 survey by means of trawling the abundance of adult and recruiting hake; to investigate the diurnal cycle of hake and other demersal species; to investigate the environment and ecological interrelationships of hake and other demersal species; to carry out acoustic target identification of mesopelagic species with RMT 8 nets; to make a few experimental trawls in deep water to search for the other species of monkfish and to determine the offshore limit of hake distribution; if possible to rendezvous with Spanish and Soviet vessels and to carry out standardisation trawls in parallel and to conduct net mouth-opening experiments with transducers on each wing...

36 datasets found Page 1 of 2

Geographic extent

Temporal extent