Search results
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A re-analysis of the Kerguelen Shelf and Skiff Bank stocks of Champsocephalus gunnari
-frequency data for the years 1981 to 1990. Cohort analysis yielded a Stock Biomass of 22 711 tonnes in 1988 ... possible declining trend in the abundance of this stock. Author(s): G. Duhamel (France) and D.J. Agnew ... Abstract: Catches of Champsocephalus gunnari from the Kerguelen Shelf and Skiff Bank stocks were ... re-calculated from those used by the Working Group on Fish Stock Assessment in 1989 using length ...
Meeting Document : WG-FSA-90/17 : Author(s): G. Duhamel (France) and D.J. Agnew (Secretariat)
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Assessment of the analysis of anomalous CPUE data from data-poor exploratory fisheries
during the Workshop for the Analysis of the Anomalous High CPUE by Korean Vessels in the CCAMLR Area ... Abstract: The article is concerned with discussion of the Analysis of anomalous CPUE data from ... data-poor exploratory fisheries (WG-FSA-12/07). Key points of the paper were presented and discussed ... high CPUE for Dissostichus spp. revealed by several vessels in the Subareas 58.4.1, 58.4.2 and 48.6. A ...
Meeting Document : WG-SAM-13/16 : Author(s): V.A. Tatarnikov, A.F. Petrov and I.I. Gordeev (Russia)
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An investigation of avoidance by Antarctic krill of RRS James Clark Ross using the Autosub-2 autonomous underwater vehicle
of RRS James Clark Ross in the northern Weddell Sea and in the Bransfield Strait to assess avoidance ... of the research vessel by Antarctic krill Euphausia superba. The AUV was equipped with the same type ... of scientific echosounder as the research vessel (Simrad EK500 operating at 38 kHz and 120 kHz) and ... measured the density of krill along transect acoustically (g m-2 wet mass) prior to the ship’s arrival. We ...
Meeting Document : WG-EMM-01/14 : Author(s): A.S. Brierley, P.G. Fernandes, M.A. Brandon, E. Armstrong, D.G. Bone and the Autosub Team (United Kingdom)
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On possible influence of continuous krill fishing technology with the use of ‘air-bubbling suspension system’ on ecosystem elements
Abstract: It was shown that potential increase in krill fishery in the immediate future ... , accompanied by introduction of highly intensive fishing and processing technologies call for studying the ... fishery influence on ecosystem components beyond the framework of traditional investigations of predator ... of studying the krill fishing technology. It is just trawl design and fishing method that will ...
Meeting Document : WG-EMM-06/27 : Author(s): S.M. Kasatkina and V.A. Sushin (Russia)
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On biogeographic patterns of benthic invertebrate mega fauna on shelf areas of the Southern Ocean Atlantic sector
that contributes to that biomass. In terms of biomass, the shelf area adjacent to the northern of the ... situation is reversed at each region’s easternmost shelves. In terms of composition, the demarcation occurs ... Abstract: The ideal approach to bioregionalisation of Antarctic and Southern Ocean shelf ... communities incorporates a range of data on physical, environmental and biological properties, as well as the ...
Meeting Document : WS-BSO-07/10 : Author(s): S.J. Lockhart and C.D. Jones (USA)
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A comparison of gear selectivity among three fishing gears for Antarctic krill with notes on the demographic patterns and productivity of Antarctic krill during summer 2014
showed that krill collected in Bransfield Strait and Elephant Island areas of the South Shetlands in ... captured. The majority of krill were mature and in spawning condition. Author(s): C. Reiss (USA) and M ... Abstract: Three different trawls were used to sample Antarctic krill for the determination of ... largest range of krill (15mm to 60mm), while the ENGEL trawl captured the narrowest (27 to 61), and the ...
Meeting Document : WG-EMM-14/37 : Author(s): C. Reiss (USA) and M. Espino Sanchez (Peru)
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A compilation of parameters for a krill–fishery–predator model of the Scotia Sea and Antarctic Peninsula
Abstract: We describe the compilation and derivation of parameters for use in krill-fishery ... averages to derive “generic” parameters from multiple species in a taxonomic group, and the derivation of ... process. Our calculations suggest that myctophid fish are the major consumers of Antractic krill in the ... -predator models of the Scotia Sea – Antarctic Peninsula region. The primary aim is to provide input for the ...
Meeting Document : WG-EMM-06/30 Rev. 1 : Author(s): S. Hill, K. Reid, S. Thorpe (United Kingdom), J. Hinke and G. Watters (USA)
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Species composition of fish from Antarctic toothfish Dissostichus mawsoni stomachs of the Ross Sea
of the longliner “Yantar” under Russian flag in the 2005/06 season. The results of researches ... , Macrourus whitsoni in particular. The list of 25 fish species of 14 families is given. Author(s): A.V ... demonstrated that the main toothfish food in the Ross Sea were not cephalopods, but bottom and demersal fishes ... Dissostichus mawsoni stomachs of the Ross Sea Approval: Approved ...
Meeting Document : WG-FSA-06/10 : Author(s): A.V. Balushkin (Russia) and V.G. Prutko (Ukraine)
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Revised estimates of yield for Electrona carlsbergi based on a generalised version of the CCAMLR krill yield model
can result in inappropriate high estimates of yield that could lead to depletion of stocks because of ... widely varying recruitment patterns, overestimation of the abundance of the stock and age of the most ... recent survey. These problems are addressed in this paper by using stock projections to assess the ... probabilities of the stock of Electrona carlsbergi becoming depleted over a 20 year period. These projections ...
Meeting Document : WG-FSA-94/21 : Author(s): A.J. Constable and W.K. de la Mare (Australia)
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Incident of Antarctic krill (Euphausia superba) mass infection near the coasts of South Georgia Island (Subarea 48.3)
Abstract: In the north-eastern part of South Georgia Island shelf (Subarea 48.3) on 30 July 2001 ... by the disease that had not been described earlier. In the period of winter and spring some males and ... percentage of krill invasion increased 2.3 times. In shelf zone and on the continental slope of the South ... females Euphasia superba of all size groups- from 27 to 52 cm- were affected. From winter to spring the ...
Meeting Document : WG-EMM-02/13 : Author(s): M.S. Savich (Ukraine)