Результаты поиска

1. An ecological risk assessment of current conservation measures for krill fishing in East Antarctica (CCAMLR Divisions 58.4.1 and 58.4.2)

   involved in any redevelopment of a commercial krill (Euphausia superba) fishery in CCAMLR Divisions 58.4.1 ... has a high likelihood of achieving CCAMLR’s objectives in this region. This paper outlines a ... measures that are relevant to Divisions 58.4.1 and 58.4.2 sufficiently mitigate the risk of a krill fishery ... Divisions 58.4.1 and 58.4.2, suggests a distribution of catch across the four subdivisions. This risk ...

   Meeting Document : WG-EMM-18/37 : Автор(ы): N. Kelly, L. Emmerson, S. Kawaguchi, C. Southwell and D. Welsford

2. Report on the activities of the Scientific Committee on Antarctic Research (SCAR) 2006/07

   directly to CCAMLR or are of potential interest to CCAMLR. This includes a report on progress with the new ... Workshop with the provision of data and expertise. The SCAR/SCOR Oceanography Expert Group convened a ... meeting to develop the Southern Ocean Observing System. SCAR commissioned a report of the State of the ... Antarctic and Southern Ocean Climate Systems. SCAR is also a co-sponsor of both Southern Ocean GLOBEC and a ...

   Meeting Document : CCAMLR-XXVI/BG/36 : Автор(ы): SCAR Observer to CCAMLR(G. Hosie, Australia)

3. Modelling growth of Antarctic krill: growth trends with sex, length, season, and region

   years accumulation of instantaneous growth rate (IGR) measurements were modelled using a Linear Mixed ... Model (LMM). A model of inter-moult period (IMP) as a function of temperature, required to convert IGR ... this model was used to predict seasonal IMP using a model of the average sea-surface temperature ... seasonal trend for each region. Smaller krill exhibited higher growth rates and a progressive decrease in ...

   Meeting Document : WG-EMM-05/29 : Автор(ы): S. Kawaguchi, S. Candy, R. King (Australia), M. Naganobu (Japan) and S. Nicol (Australia)

4. Trawl survey of the Patagonian toothfish (Dissostichus eleginoides) resource off the Prince Edward Islands

   Abstract:  A bottom trawl survey was conducted in the northern half of the South African EEZ ... possible to design a statistically rigid survey, consequently this first survey is regarded as a pilot ... bottom trawl surveys extremely difficult. A total of 55 trawls were completed and these show a ... designed to yield a biomass estimate, a first, crude for Patagonian toothfish estimate is presented. 51 ...

   Meeting Document : WG-FSA-01/72 : Автор(ы): R.W. Leslie and B.P. Watkins (South Africa)

5. Effects of sea-ice extent and krill or salp dominance on the Antarctic food web

   Abstract:  Krill (Euphausia superba) provide a direct link between primary producers and higher ... not a major dietary item for Antarctic vertebrate predators, their blooms can affect adult krill ... relationships between krill, salps and region-wide sea-ice conditions. We have assessed salp consumption as a ... chlorophyll-a that indicate that there is a degree of competition between krill and salps. Our analysis of the ...

   Meeting Document : WG-EMM-97/73 : Автор(ы): Hewitt, R., Trivelpiece, S., Fraser, W., Holm-Hansen, O., Siegel, V., Trivelpiece, W., Loeb, V.

6. Effects of different harvesting strategies on the stock of Antarctic icefish Champsocephalus gunnari around South Georgia

   Abstract:  The effects of a number of harvesting strategies on the Antarctic icefish ... Champsocephalus gunnari have been simulated for a period of 30 years. These were- diffierent levels of constant ... years after a good recruitment,- pulse fishing at an interval of 3 years with no fishing in between;- a ... of the incoming year class. An increaseof F, however, should not occur before 4 years after a good ...

   Meeting Document : SC-CAMLR-VIII/BG/47 : Автор(ы): Delegation of Federal Republic of Germany

7. Preliminary report on the South Sandwich Island research cruise by RRS Discovery (DY098) in January-February 2019

   research cruise consisted of a large scale acoustic survey, following track lines established during the ... midnight). The net samples included a Rectangular Midwater Trawl 8+1, bongo nets and a NEuston MOdified net ... backscatter attributed to krill using a swarms identification algorithm and a summary of the cetacean ... observations. Author(s):  S. Fielding, C. Manno, G. Stowasser, B. Apeland, D. Ashurst, A. Ariza, M. Baines, L ...

   Meeting Document : WG-EMM-2019/78 : Автор(ы): S. Fielding, C. Manno, G. Stowasser, B. Apeland, D. Ashurst, A. Ariza, M. Baines, L. Cornwell, A.B. Hulbert, K.R. Jones-Williams, C. Lacey, E.G. Langan, E.D. McRae, F.A. Perry, S. Pinder, E.J. Rowlands, F. Saccomandi, C. Silverstri, M.E.S. Sørensen, A. Slomska, J. Jackson, E.J Murphy, M. Reichelt, S. Thorpe, P. Trathan and G. Tarling

8. CEMP indices and the development of ecosystem assessments

   CEMP indices and ecosystem assessments (Table 3 and paragraph 3.55). The following paper provides a ... starting point for such a review, as well as a conceptual approach which may provide a framework for a set ...

   Meeting Document : WG-EMM-01/9 : Автор(ы): Secretariat

9. Focal areas for marine biodiversity protection in KwaZulu-Natal, South Africa. Marine Systematic Conservation Plan Analyses (SeaPLAN): Summary of Results 2011

   requires a multi-scalar understanding of marine ecosystems and human activities. To address this challenge ... we developed a multi-resolution marine conservation planning approach and tested the method in the ... and human activities were collected for the inshore, continental shelf and offshore regions. A ... prioritisation process operated a selection from the coast to the offshore domain where more planning options are ...

   Meeting Document : WS-MPA-11/12 : Автор(ы): T. Livingstone, J. Harris, M. Lombard and E. Lagabrielle (South Africa)

10. Beach debris survey – Main Bay, Bird Island, South Georgia 1999/2000

    , South Georgia, a total of 408 items was collected. This represents a 92% increase on the total of 213 ... items collected in 1998/99, but is consistent with numbers in years prior to the 1998/99. A dramatic ... 168 items in 1999/2000 and a 40% increase in the number of items collected during summer reflect a ... constituent of all beach debris collected. This is a cause for concern, and suggests that CCAMLR needs to ...

    Meeting Document : SC-CAMLR-XX/BG/02 : Автор(ы): Delegation of the United Kingdom

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