Search results
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Use of the Leslie stock depletion model for the assessment of local abundance of Patagonian toothfish (Dissostichus eleginoides)
in localised areas for periods of at least three days. The results suggest that there is greater ... Paper Title: Use of the Leslie stock depletion model for the assessment of local abundance of ... toothfish (Dissostichus eleginoides) around South Georgia and the Pacific coast of Chile. This paper ... presents a re-working and synthesis of previous analyses to examine whether declines in CPUE can be ... against cumulative catch, when single vessels operate in localised areas for periods of at least three ... are indications of significant levels of unreported catch from Subarea 48.3. At its 1995 meeting the ... attempted to assess the status of the toothfish fishery in Subarea 48.3 at its annual meetings since the ... showing locations of fishing grounds at which the data for this study were collected. Assessment of ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 55–77 : Author(s): Parkes, G., C.A. Moreno, G. Pilling and Z. Young
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Convener’s summary on intersessional activities of the Subgroup for the Implementation of the CCAMLR-2008-IPY-Survey
Abstract: At its last meeting in October 2004 the Scientific Committee agreed that a synoptic ... focus on krill but would collect a range of ancillary physical and biological data including ... intersessional steering group to formulate CCAMLR’s Expression of Intend for activities in the IPY and submit ... -Survey’) Title: Convener’s summary on intersessional activities of the Subgroup for the Implementation ...
Meeting Document : SC-CAMLR-XXIV/BG/02 Rev. 1 : Author(s): V. Siegel (Convener, Steering Group ‘CCAMLR-2008-IPY-Survey’)
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Managing ecosystem uncertainty: critical habitat and dietary overlap of top-predators in the Ross Sea
Abstract: We summarize three types of data in order to increase appreciation among fishery ... managers of the close spatial and temporal ecological overlaps among top predators in the Ross Sea Shelf ... ): killer whale (type C), Weddell seal, Emperor penguin, Adélie penguin, and 4 species of flighted birds ... . Using data from satellite tags attached to top predators that occur at colonies and haul outs along the ...
Meeting Document : WG-EMM-06/29 : Author(s): Testa, J.W., Stewart, B.S., Olmastroni, S., Lyver, P., Karl, B., Eastman, J., Barton, K., Ballard, G., Toniolo, V., Wilson, P., Ainley, D.
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Revised South African work plan for 2013/14 for the joint Japan/South Africa research on Dissostichus spp. in Subarea 48.6
Abstract: A multi-year plan for research by Japan and South Africa aimed at yielding a tag-based ... assessment of the Dissostichus resource in statistical Subarea 48.6 was adopted in 2012 and formulated in CM ... of this research in 2013/14 and is to be read in conjunction with WG-SAM-13/11. Author(s): R.W ...
Meeting Document : WG-FSA-13/47 : Author(s): R.W. Leslie and S. Somhlaba (South Africa)
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The importance of standardising and validating new methods for CEMP to maintain the robustness of long-term time series
, non-disturbing monitoring within CEMP against a background of increasingly tight funding for long-term ... applied over larger areas and multiple sites at low cost with minimal impact. Comparing, validating and ... standardising new methods against current methods is critical to maintain the robustness of long-term time ... series and is an important consideration for the inclusion of new methods in the CEMP. We briefly ...
Meeting Document : WG-EMM-15/44 : Author(s): C. Southwell and L. Emmerson (Australia)
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An idea to incorporate potential recruitments in the krill density model
Abstract: A krill density model suggested during WG-EMM at Kochi (Dy?(1-Rl)-Dy-1?e-M=0) still ... involved uncertainties of age 1 krill. Present document improves the model by taking the uncertainties in ... accepted values of mortality M (0.8-1.0), the potential proportional recruitment should be larger than the ... in the model, dramatic variation of densities after 1994/95 season could not be clearly explained ...
Meeting Document : WG-EMM-99/51 : Author(s): S. Kawaguchi and M. Naganobu (Japan)
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Current temperature conditions off South Georgia during recent years (satellite data on Subarea 48.3)
Abstract: Satellite monitoring of sea surface temperatures (SST) off South Georgia (Subarea 48.3 ... ) which includes both analysis of real-time data from vessels and buoy stations provides constant ... information on the temperature conditions of the area. Weekly SST maps constructed from GOES-E and Meteosat-7 ... daily satellite data are used to develop maps of mean monthly SST and SST anomalies. For quantitative ...
Meeting Document : WG-EMM-02/17 : Author(s): G.P. Vanyushin (Russia)
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Extension to the krill-predator modelling exercise
extended to take account of a number of the suggestions made at the 1995 meeting of the CCAMLR Working ... Abstract: The krill-predator modelling calculations of Thomson and Butterworth (1995) are ... Group on Ecosystem Monitoring and Management. The resilience of the Antarctic fur seal population to ... krill harvesting is found to be strongly dependent on the estimate of the maximum annual growth rate (R ...
Meeting Document : WG-EMM-96/67 : Author(s): Thomson, R.B., Butterworth, D.S.
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Beach debris survey - Main Bay, Bird Island, South Georgia 1993/94
Abstract: The fourth year of survey of beach debris at Main Bay, Bird Island reported a 20 ... ). Debris accumulated throughout the summer accounted for only 16% of the total (a similar proportion to ... that in 1992/93). Of the winter debris, 60% occurred in September, following severe gales. Nylon line ... , comprising 77% of debris, was mainly identical to material used in the long-line fishery, as indicated by ...
Meeting Document : CCAMLR-XIV/BG/10 : Author(s): Delegation of the United Kingdom
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Data on krill, Euphausia superba Dana, consumption by coastal fishes in Division 58.4.2 (Kosmonavtov and Sodruzhestva Seas)
E.superba consumption not only for the region of the Kosmonavtov and Sodruzhestva Seas as a whole, but at ... Abstract: Basing on the materials of complex study of the Kosmonavtov and Sodruzhestva Seas ... fishes as its main consumers in the above areas. According to the data of trawlings in the depth range of ... coastal fish diet may make up to 9-18% of annual production of this crustacean. Author(s): Delegation of ...
Meeting Document : SC-CAMLR-X/BG/11 : Author(s): Delegation of USSR