Resultados de la búsqueda
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AN UPDATED DESCRIPTION AND PARAMETERISATION OF THE SPATIAL MULTI-SPECIES OPERATING MODEL (SMOM )
Abstract: An updated version of the Spatial Multi-species Operating Model (SMOM) of krill ... advice regarding the subdivision of the precautionary catch limit for krill among 15 small-scale ... management units (SSMUs) in the Scotia Sea, to reduce the potential impact of fishing on land-based predators ... of 15 SSMUs. A number of updates have been made to the model such as linking krill growth rate to sea ...
Meeting Document : WG-SAM-08/17 : Autor(es): É.E. Plagányi and D.S. Butterworth (South Africa)
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Laboratory target strength measurements of free swimming Antarctic krill (Euphausia superba)
Abstract: Target strength measurements of free swimming krill at 120kHz were made using a single ... were calculated indirectly by deconvolution of the cumulative probability function of echo ensembles of ... evaluate the effects of varying the ratio of largest to smallest echo amplitudes for a given ensemble, thus ... enabling the estimation of threshold induced bias in the target strength estimates. The threshold induced ...
Meeting Document : WG-EMM-97/75 : Autor(es): Pauly, T., Penrose, J.D.
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Biological acoustic survey in the marginal ice edge zone of the Bellingshausen Sea
Bellingshausen Sea from 23 November to 7 December 1992 as part of the UK Joint Global Ocean Flux Study (JGOFS ... ) Southern Ocean investigations (TuRNER and OWENS, 1995). A total of 285 targets were identified and ... described from the chart record of the echo sounder. Mean Volume Backscattering Strength data were collected ... of krill (Euphausia superba) distribution and biomass in the marginal ice edge zone. Krill biomass ...
Meeting Document : WG-Krill-94/32 : Autor(es): A.W.A. Murray, J.L. Watkins and D.G. Bone (United Kingdom)
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Modelling crustacean fisheries: effects of parasites on management strategies
Abstract: The reproductive performance of commercially important crustaceans may be considerably ... dynamics of both host and parasite. For a certain spatial scale, recruitment to a population may be " ... ;open" or "closed" depending on the behavior of planktonic larvae, the duration of these ... planktonic stages, and the flush rate of the environment of the adult host. Both hosts and parasites may have ...
Meeting Document : WS-CRAB-93/09 : Autor(es): A.M. Kuris and K.D. Lafferty (USA)
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A guideline for collection, analysing and preparation of report on material collected by a biologist-observer on board a commercial trawler (Draft)
Abstract: Main outlines of E. superba material collection (sampling from commercial catches) and ... positions of samples examination are reviewed and described. These positions include mass-measuring of body ... length, examination of maturity stages composition (biological analysis), feeding activity observation ... and body weight determination. Periodicity of sampling and volume of samples for every position of ...
Meeting Document : WG-KRILL-92/10 : Autor(es): V.I. Latogursky and R.R. Makarov (Russia)
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Target strength estimation of Antarctic krill, Euphausia superba by cooperative experiments with commercial trawlers
Abstract: An estimate of target strength of Antarctic krill, Euphausia superba was obtained by a ... series of cooperative experiments between research vessel and commercial krill trawler. Estimated target ... strength per 1g wet weight of Antarctic krill was-66.ldB a t the frequency of 200kHz. Average size of krill ... was 47.48mm and 0.873g. Author(s): Delegation of Japan Title: Target strength estimation of ...
Meeting Document : SC-CAMLR-VIII/BG/30 : Autor(es): Delegation of Japan
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Review of skate (Rajiformes) by-catch in CCAMLR toothfish fisheries
Abstract: Available data on the by-catch of Rajiformes was extracted from the CCAMLR database ... biological data was broadly consistent with current literature although there were indications of larger ... spatial ranges for some species. The data collected as part of CCAMLR fisheries represents a very ... substantial repository of information on Southern Ocean Rajiformes; realising the full potential of this data ...
Meeting Document : WG-FSA-14/12 : Autor(es): Secretariat
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Designation of Marine Protected Areas in Antarctic Waters
Abstract: Over the last few years, the designation of Marine Protected Areas (MPA) in Antarctica ... has been the subject of active discussion. This issue was widely discussed at the last meeting of the ... CCAMLR Working Group on Ecosystem Monitoring (WG-EMM-12); it has been the subject of voluminous documents ... prepared by CCAMLR Members, and also workshop reports of the Antarctic and Southern Ocean Coalition (ASOC ...
Meeting Document : CCAMLR-XXXIV/BG/29 : Autor(es): Delegation of the Russian Federation
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Lipid metabolism features of Antarctic toothfish Dissostichus mawsoni (Nototheniidae)
Abstract: Lipid metabolism and indices of oxidation processes obtained during examination of ... specimens of Antarctic toothfish Dissostichus mawsoni (Perciformes: Nototheniidae) caught in the Ross Sea ... are given. Blood plasma, tissues mesonephric kidney, liver and spleen were studied for the content of ... total lipids and lipid composition, products of lipid peroxidation and level of antioxidant protection ...
Meeting Document : WG-EMM-16/25 : Autor(es): I.I. Gordeev, D.V. Mikryakov, N.I. Silkina and A.S. Sokolova
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Spatio-temporal dynamics of the Antarctic krill fishery in Subarea 48.1 based on data collected on board F/V Fu Rong Hai
Abstract: Understanding of the dynamics of the Antarctic krill fishery and the krill population ... played an important role in the feed-back management of krill fishery. The CPUE data collected from the ... spatial dynamics of the population and the fishery of krill in CCAMLR Subarea 48.1. The acoustic data ... collected from the fishing season of 2015/16 was also used to show the development of the krill population ...
Meeting Document : WG-EMM-18/41 : Autor(es): Y. Ying, X. Wang, X. Zhao, J. Zhu, G. Fan and X. Yu