Результаты поиска

1. Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3.

   ) in Siena, Italy, the UK reported on the by-catch of fur seals (Arctocephalus gazella) in the krill ... fur seal deaths in the fishery. WG-EMM requested that the UK provide further details of the methods ... entanglements on krill vessels fishing around South Georgia in the 2004 fishing season. The measures implemented ... trawl vessels fishing for krill in CCAMLR Subarea 48.3. Approval:  Approved ...

   Meeting Document : WG-FSA-05/P1 : Автор(ы): Charman, C., Clark, J., Hooper, J., Agnew, D.

2. Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997

   changes in hill density and therefore can provide indications of short term variations in krill ... value in interpreting the results from ecosystem assessments such as that in progress under the auspices ... . Everson (United Kingdom) and K.-H. Kock (Germany) Title:  Variations in condition indices of mackerel ...

   Meeting Document : WG-EMM-00/44 : Автор(ы): I. Everson (United Kingdom) and K.-H. Kock (Germany)

3. REFERENCE OBSERVATIONS FOR VALIDATING AND TUNING OPERATING MODELS FOR KRILL FISHERY MANAGEMENT IN AREA 48

   Abstract:  In 2007 WG-SAM defined a set of reference observations for validating and tuning ... reference points for the density of krill, and the abundance of “generic” seals, penguins and whales in 1970 ... considered a definitive description of the relevant dynamics. This exercise resulted in population sizes for ... initialising models than those published in Hill et al (2007). Author(s):  S. Hill (United Kingdom), J. Hinke ...

   Meeting Document : WG-EMM-08/10 : Автор(ы): S. Hill (United Kingdom), J. Hinke (USA), É. Plagányi (South Africa) and G. Watters (USA)

4. Fishes caught along with the Antarctic krill in the vicinity of the South Shetland Islands during the austral summer months of 1994

   of 1994 (from January 12 to February 18) on board F/V Niitaka Maru in the north of the South Shetland ... in 25 trawl catches (Table 1). Among by-catch fishes, juvenile Lepidonotothen larseni was the most ... also secondary abundant. To compare abundance of each fish species, the index of its occurrence in ... of krill concentration (Figs. 1 and 2). The large incidental catch of fishes occurred in hauls with ...

   Meeting Document : WG-Krill-94/25 : Автор(ы): T. Iwami (Japan)

5. Biological acoustic survey in the marginal ice edge zone of the Bellingshausen Sea

   Abstract:  An acoustic survey at 38 and 120 kHz was carried out from RRS Discovery in the ... of krill (Euphausia superba) distribution and biomass in the marginal ice edge zone. Krill biomass ... phase. On this first survey a large swarm (2.8 km in extent) had a potential biomass of 3.7 x 104 tonnes ... . Some calculations are presented to show the potential impact of krill on the flux of carbon in the area ...

   Meeting Document : WG-Krill-94/32 : Автор(ы): A.W.A. Murray, J.L. Watkins and D.G. Bone (United Kingdom)

6. Survey estimates of recruitment of toothfish in Subarea 48.3

   data used by the Working Group for toothfish assessments in 1999 and later were correct. We found ... , the modal progression of peaks in the length densities corresponding to cohorts assessed by sequential ... consistently determined from the survey data. The expected reduction in cohort density with time at a log-scale ... rate of-0.16 (natural mortality) was evident in only very few cohort plots, even those which were ...

   Meeting Document : WG-FSA-SAM-04/16 : Автор(ы): Collins, M., Wakeford, R.C., Moir-Clark, J., Belchier, M., Agnew, D.J.

7. Robust characterisation of the age structure, growth and recruitment of toothfish in the Macquarie Island and Heard Island and McDonald Islands fisheries

   , collected during the 2000-2011 fishing seasons in Division 58.5.2 and outside the CCAMLR area at Macquarie ... , as well as allowing more precise estimates of the selectivity of the different fishing gears used in ... the stock assessment in Division 58.5.2 compared to a scenario using only catch at length data. The ... in developing an ageing program. Author(s):  D.C. Welsford, S.G. Candy, J.J. Verdouw and J.J ...

   Meeting Document : WG-FSA-12/P07 : Автор(ы): D.C. Welsford, S.G. Candy, J.J. Verdouw and J.J. Hutchins

8. A revised assessment of Patagonian toothfish in Subarea 48.4

   Abstract:  The stocks of toothfish in Subarea 48.4 are currently divided, for assessment purposes ... species are caught throughout Subarea 48.4 although D. eleginoides are predominantly caught in the north ... , whilst D. mawsoni are mainly caught in the south. WG-FSA 2012 concluded that species specific assessments ... . eleginoides in Subarea 48.4. The main changes to the assessment are: the removal of D. mawsoni data and the ...

   Meeting Document : WG-SAM-13/24 : Автор(ы): R. Scott (United Kingdom)

9. Report of vulnerable marine ecosystems in South Georgia Islands (CCAMLR Subarea 48.3) through research dredge sampling

   Abstract:  In this contribution we report the presence of 6 vulnerable marine ecosystems (VME ... inclusion in the CCAMLR VME registry, were detected during a research cruise performed by the National ... here with previous reports in the same area. Thus, owing to high diversity and abundance of indicators ... by fishing activity in the area of the CCAMLR convention. Author(s):  E. Gaitán, L. Schejter, D ...

   Meeting Document : WG-FSA-13/58 : Автор(ы): E. Gaitán, L. Schejter, D. Giberto, M. Escolar and C. Bremec (Argentina)

10. Preliminary assessment of Patagonian toothfish in Subarea 48.4

    Abstract:  To date, the stocks of toothfish in Subarea 48.4 have been divided, for assessment ... in the north, whilst D. mawsoni are mainly caught in the south. CCAMLR WG-FSA 2012 concluded that ... revised assessment of D. eleginoides in Subarea 48.4. The main changes to the assessment are: the removal ... Patagonian toothfish in Subarea 48.4 Approval:  Approved ...

    Meeting Document : WG-FSA-13/31 : Автор(ы): R. Scott and V. Laptikohvsky (United Kingdom)

Страницы