Resultados de la búsqueda
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Descriptive analysis of the toothfish (Dissostichus spp.) tagging programme in Subareas 88.1 & 88.2 for the years 2000–01 to 2014–15
Abstract: We provide an update of the descriptive analyses of the toothfish tagging programme in ... Subareas 88.1 and 88.2 through the 2015 season. A total of 44 827 Antarctic toothfish have been released ... years, most vessels have achieved or exceeded the required tagging rate of one toothfish per tonne of ... distance from their point of release, typically less than 100 km. However, a small proportion of tagged ...
Meeting Document : WG-FSA-15/37 : Autor(es): S.J. Parker and S. Mormede (New Zealand)
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Diet composition of Antarctic toothfish caught in Divisions 58.4.1 and 58.4.2 in 2014/15 inferred from fatty acid stable isotope analyses
determined. Sampling efforts were made during a longline survey of pre-recruit toothfish from commercial ... muscle tissue of Antarctic toothfish, bycatch specimen and icefish in the stomachs indicated a trophic ... connection between the toothfish and icefish. In this study, similarities in the δ13C values δ15N values of ... Antarctic toothfish indicate they occupy same trophic position irrespective of the area, body size, sex, and ...
Meeting Document : WG-EMM-16/31 : Autor(es): Delegation of the Republic of Korea
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Updating the 2017 stock assessment of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
88.2AB) will be updated in 2017. The introduction of CM 91-05 (the Ross Sea region Marine Protected Area ... ) will require modifications to the previous method the estimation of catch splits in the calculation of ... may result from the implementation of the Ross Sea region MPA. An update of the 2015 stock assessment ... is proposed for the 2017 stock assessment which will maintain the current structure of the model ...
Meeting Document : WG-SAM-17/41 : Autor(es): S. Mormede and S. Parker
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“Sailbuoy for krill” – a concept for autonomous commercial and scientific monitoring of the krill fishing in Antarctica
Abstract: Science based management of krill suffers from limitation of time-space information in ... distribution dynamics. Similarly, the industry burns unnecessary amounts of oil in long range searching of ... fishable biomass due to lack of density distribution information. In this paper, we demonstrate that new ... – science partnership in collecting environment and krill distribution data independent of vessel ...
Meeting Document : WG-EMM-18/15 : Autor(es): O.R. Godø, G. Pedersen, D. Peddie, G. Skaret, A. Lowther, F. Grebstad and A. Lohrmann
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Analyses of illegal, unreported and unregulated (IUU) fishing activities in Divisions 58.4.1 during the 2013/14 season and 58.4.3b during the 2014/15 season
Abstract: Following Operation Sparrow 2, WG-FSA-17 noted the unprecedented availability of catch ... by an NGO vessel. As requested in WG-FSA-17 paragraph 2.16, this document provides an analysis of the ... spatio-temporal distributions of catch and effort by the Chang Bai, Nihewan and Jiangfeng in Division ... 58.4.1E and caught a total of 792 tonnes of toothfish. Daily catch rates were similar between IUU and ...
Meeting Document : WG-FSA-18/60 : Autor(es): Delegation of Australia and CCAMLR Secretariat
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Research plan for the exploratory longline fishery for Dissostichus spp. in SSRUs C, E and G in Division 58.4.1 in 2012/13 (this is a revision of WG-SAM-12/10 Rev. 1)
range of about 1000-2000 t per SSRU in 58.4.1 and 100-1500 t per SSRU in 58.4.2. During the 2003-2007 ... . The foodweb of toothfish stared to be studied recently only in the southern Ross Sea. Base on CCAMLR’s ... effective utilities of the population and ocean. Therefore, Korea notifies the participation in exploratory ... /2015 using Korean commercial bottom longline vessel, NO.3 INSUNG in accordance with paragraph of CM 24 ...
Meeting Document : WG-FSA-12/39 : Autor(es): Delegation of the Republic of Korea
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Preliminary assessment of the potential for proposed bottom fishing activities to have significant adverse impacts on vulnerable marine ecosystems
Abstract: Preliminary assessment of the potential for proposed bottom fishing activities to have ... significant adverse impacts on Vulnerable Marine Ecosystems(VMEs) submitted by Republic of Korea. Author(s ... ): Delegation of the Republic of Korea Title: Preliminary assessment of the potential for proposed bottom ... , Republic of ...
Meeting Document : SC-CAMLR-XXXV/BG/34 : Autor(es): Delegation of the Republic of Korea
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A comparison of model predictions from KPFM1 and KPFM2
Abstract: We compare two versions of the krill-predator-fishery model to demonstrate the extent ... to which the predictions of KPFM1 can be reproduced with KPFM2. We also discuss the incorporation of ... seasonality into parameter estimates and a necessary change in the predator recruitment function of KPFM2 ... logic of KPFM2 have not caused substantial changes in model results. In essence, KPFM1 has become a ...
Meeting Document : WG-EMM-06/20 : Autor(es): J. Hinke, G. Watters (USA), S. Hill and K. Reid (United Kingdom)
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Report on a random stratified trawl survey to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari conducted in the Heard Island region (Division 58.5.2), May–June 2006
Abstract: Random stratified trawl surveys (RSTSs) of the distribution and abundance of demersal ... in May-June 2006 had two main aims: • to assess the abundance and size structure of juvenile and ... adult Dissostichus eleginoides on the shallow and deep parts of the Heard Island Plateau.] • to assess ... the abundance and size structure of Champsocephalus gunnari on the Heard Island Plateau This paper ...
Meeting Document : WG-FSA-06/42 Rev. 1 : Autor(es): G.B. Nowara, R. Williams and T. Lamb (Australia)
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Genetic analysis of Antarctic toothfish samples from the Southern Ocean to explore potential stock boundaries
restriction enzyme digests of nine sub regions of the mitochondrial genome. Polymorphisms were found in four ... out of seven introns digested with the restriction enzymes, but there was no population ... differentiation among the three sea areas. While direct sequencing of cytochrome b (665 base pair) showed ... virtually no variation, sequences for ~600 bp of the left domain of the control region showed nucleotide ...
Meeting Document : WG-FSA-04/32 : Autor(es): P.J. Smith, S.M. McVeagh (New Zealand) and P.M. Gaffney (USA)