Resultados de la búsqueda
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Microbial study of toothfish tissue in Divisions 58.4.1 in 2014/15
Abstract: Dissostichus mawsoni, the Antarctic toothfish, is a local organism of the Southern ... Ocean. The fish is a member of the Notothenioidei, which lives in the sub-zero (-2 °C) continental shelf ... waters of Antarctica. The Antarctic toothfish are protected from freezing by the existence of antifreeze ... explore the bacterial population which is present in the tissues of Antarctic toothfish by using both ...
Meeting Document : WG-EMM-16/32 : Autor(es): Delegation of the Republic of Korea
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Distribution, density and relative abundance of Antarctic krill estimated by maximum likelihood geostatistics on acoustic data collected during commercial fishing operations
regular scientific monitoring of the resource. Recently, however, the Commission for the Conservation of ... Marine Living Resources (CCAMLR) has initialised a process to make use of acoustic data from commercial ... fisheries to increase the amount of relevant information available for making management decisions. We here ... provide an example where 34 days of acoustic data, collected during commercial krill fishing operations on ...
Meeting Document : WG-EMM-16/P12 : Autor(es): E.J. Niklitschek and G. Skaret
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Proposed continuation of a multi-Member longline survey on Antarctic toothfish (Dissostichus mawsoni) in Statistical Subarea 48.6 in 2018/19 by Japan and South Africa
various demographic parameters of Antarctic toothfish (Dissostichus mawsoni) in the Subarea 48.6 in 2018 ... area to better understand stock structure, movement patterns and improve estimation of population ... characteristics and thereby contribute to the development of spatial population models and assessments in support ... of management advice. Additional outcomes of the research include documenting relative abundance of ...
Meeting Document : WG-SAM-18/04 : Autor(es): Delegations of Japan and South Africa
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Second progress report of the CEMP Special Fund overwinter penguin tracking project
Abstract: We provide a 2 nd update on the progress of our project “Tracking the overwinter ... habitat use of krill-dependent predators from Subarea 48.1”. The project was initiated with support from ... the CEMP Special Fund in 2015/16. Of 150 tags purchased in 2016, all have been deployed and the data ... collection phase has recently concluded. As of 28 May 2018, the last viable tags had ceased transmitting and ...
Meeting Document : WG-EMM-18/24 : Autor(es): J. Hinke, G. Watters, M. Santos, M. Korczak-Abshire and G. Milinevsky
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CEAMARC, the Collaborative East Antarctic Marine Census for the Census of Antarctic Marine Life (IPY # 53): An overview
distribution and abundance of Antarctic marine biodiversity and how it will be affected by climate change. It ... was a major ship-based research programme in the austral summer of 2007e2008 involving scientists from ... comprehensive survey of the plankton, fish, benthos, oceanography and geophysical conditions of the waters north ... of Terre Ade´lie and George V Land of Eastern Antarctica. CEAMARC has provided a robust benchmark of ...
Meeting Document : WS-MPA-11/P01 : Autor(es): G. Hosie, P. Koubbi, M. Riddle, C. Ozouf-Costaz, M. Moteki, M. Fukuchi, N. Ameziane, T. Ishimaru, A. Goffart
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Diet of two icefish species from the South Shetland Islands and Elephant Island, Champsocephalus gunnari and Chaenocephalus aceratus 2001–2003
Abstract: The summer diet of two species of icefishes (Channichthyidae) from the South Shetland ... importance of other taxa (Themisto gaudichaudii, mysids, myctophids) in the diet was negligible. The average ... feeding rate of C. gunnari inferred from an exponential gastric evacuation model was between 1.0 and 1.5 ... % body weight per day. Most of the stomachs of C. aceratus were empty. Stomachs with food contained ...
Meeting Document : WG-FSA-03/61 : Autor(es): H. Flores, K.-H. Kock, S. Wilhelms (Germany) and C.D. Jones (USA)
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Progress report of Chilean research on albatross ecology and conservation
Abstract: Two species of albatross breed in Chile, namely Thalassarche melanophrys and T ... two different management regimes. This fact and the article XI of the CCAMLR Convention, suggests the ... need of harmonizing conservation measures in both areas. In this progress report we describe the main ... outcome of two research programs that are currently underway, which aim to establish if the effect of the ...
Meeting Document : WG-FSA-02/18 : Autor(es): J. Arata and C.A. Moreno (Chile)
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Revision of the fishery–foraging overlap model
Abstract: The fishery-foraging model of Agnew and Phegan (1995) was reviewed by the Working Group ... was related to the total amount of krill removed from the foraging area during December to March. The ... Secretariat was tasked with the revision of the model, including modifications to the model in terms of both ... adjustments to temporal aspects of the underlying model and changes in the form of the index of overlap. The ...
Meeting Document : WG-EMM-98/05 : Autor(es): Secretariat
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ANTARCTIC TOOTHFISH STOCK ASSESSMENT IN DIVISION 58.4.1 ON THE BASIS OF CATCH AND CPUE DATA
Abstract: An attempt to use reported catch and CPUE data based on data of observers in the ... assessment of Antarctic toothfish stock in Division 58.4.1 is made. Unlike some previous results obtained for ... this division (e.g. Agnew et al., 2008), the assessment was intended to be independent of estimates of ... toothfish stock biomass in the Ross Sea. As a result of implementation of an age-structured and a dynamic ...
Meeting Document : WG-FSA-09/14 Rev. 1 : Autor(es): D. Vasilyev, K. Shust, A. Petrov, V. Tatarnikov and I. Istomin (Russia)
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A brief exploitation of the stone crab Lithodes murrayi (Henderson) off south west Africa, 1979/80
uneconomic level. The extent of the L. murrayi grounds is examined on the basis of catch-per-unit-effort data ... . The species is largely confined to a bathymetric corridor of 500–700 m off South West Africa. Prior to ... crabs were present in small numbers over a much larger area. Over 90 per cent of the fishing effort was ... applied in this area of high concentration, accounting for almost 95 per cent by mass of the total catch ...
Meeting Document : WS-CRAB-93/21 : Autor(es): R. Melville-Smith (South Africa)