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Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
be necessary. Therefore CCAMLR needs to give urgent attention to the development of an initial ... unlikely to fulfil the needs required because of severe non-linearity effects. This is because processing ... 60% figure given may be criticised as being somewhat arbitrary. But this "arbitrariness" needs to be ... focussed effectively, progress first needs to be made on components (iii) and (iv). Component (iv) falls ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 189–219 : Autor(es): Butterworth, D.S.
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On the intensity of sampling krill trawl catches
differences in length should be considered in conjunction with the need to collect information on maturity ... vessel variability 31 could be assessed (SC-CAMLR-VIII, paragraph 2.43). The Scientific Committee ... consideration needs to be given to precisely how large detected differences in mean length should be in order ... conjunction with the need to collect information on maturity stages; • for most purposes a minimum sample ... ) therefore need to be noted and critically reviewed. • From the present analyses, and for most purposes, a ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Autor(es): Miller, D.G.M.
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Some thoughts on precautionary measures for the krill fishery
level of krill production, but also that the needs of all predators are safeguarded. In this context ... predator consumption needs to be adjusted to take account of turnover rate and krill natural mortality ... or three decades. Precautionary measures need to incorporate all three of these considerations ... described above could be used for other areas, however particular care would need to be exercised in ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 1–11 : Autor(es): Everson, I. and W.K. de la Mare
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Brief comments on the simulation study made by Professor Butterworth on krill fishing by an individual Japanese trawler
. This reinforces the argument that the krill distribution model needs to be improved. Collecting ... that there is a need to take into account temporal variability of distribution parameters and krill ... . Instead, as he strongly suggested, we first need to improve our krill distribution model. BUTTERWORTH ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 347–350 : Autor(es): Ichii, T. and Y. Endo
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A risk-management framework for avoiding significant adverse impacts of bottom fishing gear on Vulnerable Marine Ecosystems
order to properly implement a risk-manage- ment framework, the term ‘risk’ needs to be defined (Kaplan ... the aver- age frequency of interactions with bottom fishing activities needs to be smaller than the ... need to be satisfied that bottom trawl- ing would not have a significant adverse impact on VMEs to ... operationalise the risk-management framework, appropriate scales will need to be chosen that reflect the ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 177–193 : Autor(es): Martin-Smith, K
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The Patagonian toothfish (Dissostichus eleginoides) fishery in the Kerguelen Islands (Indian Ocean sector of the Southern Ocean)
state of the stock is unknown; the present biomass needs to be evaluated to check whether the ... ontogenetic movements of the fish for this area of the Kerguelen Plateau. A biomass evaluation needs to be ... -FSA-92/31 Rev. 1. CCAMLR, Hobart, Australia. Duhamel, G. 1993. The Dissostichus eleginoides fishery ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 1–25 : Autor(es): Lord, C., G. Duhamel and P. Pruvost
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Krill (Euphausia superba Dana) resources and distribution in the Wilkes Land area in the seasons 1986 to 1989
41 9.4 283 11.6 2 to 4 April 10 1988 73 5.2 195 14.2 7 to 10 April 11 1989 367 16.4 504 185.2 ... February 3 1986 76 13.2 1130 85.8 11 to 15 April 4 1987 111 20.8 1854 205.8 31 March to 15 April 5 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 149–162 : Autor(es): Dolzhenkov, V.N. and V.P.Timonin
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
being collected. However, more data needs to be collected in order to know how predators respond to ... . Food consumption by predators in CCAMLR integrated study regions. Document WG-CEMP-90/31. CCAMLR ... ), and this makes initial data collection costs high. However, since foraging ranges only need to be ... temporal changes in prey availability (i.e., we need a time series of observations that covers a wide ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 237–249 : Autor(es): Watters, G. and R.P. Hewitt
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International CCAMLR applied research and monitoring program, Prydz Bay priority area
vessels from other countries in the field program directed towards the needs of CCAMLR. ... need for each nation interested in this area to set out just what it can carry out, so that a shared ... the Prydz Bay Priority Area. Before this can be achieved we need .a. improved knowledge of the ... crabeater seals for future monitoring. 4.2 Adelie Penguins and Antarctic Petrels While there is a need ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 283-295 : Autor(es): Australia
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Is current management of the Antarctic krill fishery in the Atlantic sector of the Southern Ocean precautionary?
Science, Vol. 23 (2016): 31–51 31 Is current management of the Antarctic krill fishery in the Atlantic ... assessment therefore needs a practical definition of ‘precautionary’. Hewitt et al. (2002) explain Subarea ... 2004 49 19 2005 31 6 2006 19 4 2007 6 8 2008 11 2009 11 17 2010 14 33 2011 14 4 8 2012 ... source for predators (Miller and Agnew, 2000; Constable et al., 2000). CM 51-07 notes ‘the need to ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 31–51 : Autor(es): Hill, S.L., A. Atkinson, C. Darby, S. Fielding, B.A. Krafft, O.R. Godø, G. Skaret, P.N. Trathan and J.L. Watkins