Search results
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Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2015
Abstract: In January 2015 the UK undertook a bottom trawl survey of CCAMLR sub-Area 48.3 on the ... coverage and encompassing depths between 108 and 352m. The overall biomass of mackerel icefish ... . Mackerel icefish density was low on the fishing grounds of the North West stratum but higher at the western ... end of the Shag Rocks shelf. Euphausia superba dominated the overall diet of mackerel icefish although ...
Meeting Document : WG-FSA-15/30 : Author(s): M. Belchier, S. Gregory, N. Fallon, J. McKenna, S. Hill, M. Soffker (United Kingdom), P. Lafite (South Africa) and L. Featherstone (United Kingdom)
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Pilot test of techniques to mitigate seabird interactions with catcher processor vessels in the Bering Sea pollock trawl fishery: final report
vessels operating the Bering Sea fishery for pollock (Theragra chalcogramma) and that are practical and ... the netsounde cable (3rd wire). Third wire mitigation techniques included pulling the third wire as ... close as possible to the water at the stern with a snatch block, paired streamer lines and various ... deterrents attached directly to the third wire (3rd wire scarers). Warp deterrents included a boom array or a ...
Meeting Document : WG-FSA-05/37 : Author(s): E.F. Melvin, K.S. Dietrich and T. Thomas (USA)
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REPORT ON ACTIVITIES OF THE SCIENTIFIC COMMITTEE ON ANTARCTIC RESEARCH (SCAR) 2007/08
Abstract: This paper reports on the various activities conducted by or involving SCAR that relate ... biennial business and delegates meetings, and the SCAR/IASC 2008 IPY Open Science Conference, as well as ... reports on progress with the Evolution and Biodiversity in the Antarctic (EBA) programme, SCAR-MarBIN, the ... Southern Ocean Continuous Plankton Recorder Survey and the Census of Antarctic Marine Life (CAML) project ...
Meeting Document : CCAMLR-XXVII/BG/42 : Author(s): SCAR Observer to CCAMLR (G. Hosie, Australia)
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Analysis of catch and effort data in SSRUs 882A–B North from the 2015 fishing season including comparisons with data from exploratory fisheries and closed areas
Abstract: At the 2015 meetings of WG-FSA and the Scientific Committee, the UK, New Zealand and ... the 2015 survey of the northern region of SSRUs 88.2A–B, including a comparison with all exploratory ... fisheries and closed areas. The analysis showed that overall, the CPUE rates observed in the survey were ... within the range of that observed in other exploratory fisheries and similar to those typically observed ...
Meeting Document : WG-SAM-16/16 Rev. 1 : Author(s): K. Large, A. Dunn, S.J. Parker, T. Earl, C. Darby, M. Söffker and O.R. Godø
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An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island
Abstract: Assessments of the abundance and potential yield of mackerel icefish (Champsocephalus ... gunnari) populations at Heard Island are developed from the results of four scientific surveys conducted ... in 1990, 1992, 1993 and 1997. The assessments include estimates of all the parameters required, based ... on the data collected during the surveys, including growth curves, natural mortality, ages and sizes ...
Meeting Document : WG-FSA-97/29 : Author(s): de la Mare, W.K., Constable, A., Williams, R.
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Pre-spawning and spawning biology of the Patagonian toothfish, Dissostichus eleginoides, around South Georgia (Subarea 48.3)
Abstract: Samples gathered from research expeditions of the longliners Medvezhy (April-June 1986 ... ) as well as Maksheevo and Mirgorod (June-July 1992) have produced new data on the biology of the ... reproductive part of the Dissostichus eleginoides population in Subarea 48.3. Analysis and synthesis of these ... data have established the bathymetric distribution patterns for different size-groups of toothfish ...
Meeting Document : WG-FSA-92/13 : Author(s): I.N. Konforkin and A.N. Kozlov (VNIRO, Moscow, Russia)
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A suggested bottom trawling survey on the Ob and Lena Banks
Abstract: The paper presents calculations of water flow velocity through the codend under the ... assumption that the flow is uniform and equal on its entire surface. The calculations were made for different ... opening coefficients. The results obtained were analysed with regard to the impact of flow velocity on ... hydrodynamic forces opening the codend. These forces, different for different cod end constructions, have great ...
Meeting Document : WG-FSA-93/10 : Author(s): W. Moderhak (Poland)
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Plan of research program of the Ukraine in Subarea 48.2 in 2016 (second season)
Abstract: During March-April 2015 Ukraine began the research within statistical subarea 48.2 in ... accordance with the recommendations of CCAMLR-XXXIII. The certain number of the following bottom long line ... surveys are proposed to be conducted during March-April 2016. The research surveys will be conducted by ... the Ukrainian flagged FV SIMEIZ. The data collected in first year of the research showed the ...
Meeting Document : WG-SAM-15/40 : Author(s): Delegation of Ukraine
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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 ... fish species on the Heard Island plateau have been conducted annually since 1997. The survey conducted ... 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 ...
Meeting Document : WG-FSA-06/42 Rev. 1 : Author(s): G.B. Nowara, R. Williams and T. Lamb (Australia)
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Review of Dissostichus spp. fishery in the adjacent seas of three Antarctic sectors in 2003–2010
Abstract: According to the stock assessment survey, as well as using CPUE data collected by ... of the Antarctic toothfish is commercially viable not only for countries which are close to the ... fishing areas. The assessment study was conducted by several researchers using various models designed for ... the Pacific and Indian sectors of the Antarctic. According to lack of data on the Antarctic toothfish ...
Meeting Document : WG-FSA-13/14 : Author(s): A.F. Petrov (Russia)