Résultats de la recherche
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JAPANESE SCIENTIFIC OBSERVER ACTIVITIES FOR KRILL FISHERY IN CCAMLR CONVENTION AREA FROM 2003/04 TO 2007/08 FISHING SEASONS
. The Japanese scientific observers are trained through an educational program on fishery, krill and ... the incidentally caught species yielded guidelines for sampling and species identification of larval ... coverage to provide information for the management of fishery, krill resources and Antarctic ecosystem ... . Author(s): M. Kiyota and T. Iida (Japan) Title: JAPANESE SCIENTIFIC OBSERVER ACTIVITIES FOR KRILL ...
Meeting Document : WG-EMM-09/19 : Auteur(s): M. Kiyota and T. Iida (Japan)
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Spatio-temporal trends of longline fishing effort in the Southern Ocean and implications for seabird by-catch
fleets south of 30?S has been well over 250 million hooks per year since the early 1990s. However the ... distant-water pelagic fleets began fishing for tuna and tuna-like species in the early 1950s. Along with ... the more recent development and expansion of demersal longline fleets for species such as Patagonian ... . Likewise demersal fishing for toothfish increased markedly during the mid-1990s. These fisheries, along ...
Meeting Document : WG-FSA-02/43 : Auteur(s): G.N. Tuck, T. Polacheck and C.M. Bulman (Australia)
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By-catch analysis as a part of progress report for the research fishery of Dissostichus spp. in Divisions 58.4.3a and 58.4.4b by Japan and France during 2012/13–2016/17
report for the research fishery of Dissostichus spp. in Division 58.4.3a and 58.4.4b by Japan and France ... less than 100 kg and less than 20 % of total catch. GRV and ANT are common by-catch species, which are ... caught at every research block and every year. RFA is also common by-catch species, but mainly fished at ... that the number of by-catch individuals is highest at the research block 58.4.4b_1 for GRV and ANT. As ...
Meeting Document : WG-SAM-17/45 : Auteur(s): T. Okuda, A. Rigaud, R. Sinegre and T. Ichii
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By-catch analysis as a part of progress report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan and South Africa during 2012/13–2016/17
report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan and South Africa during ... than 100 kg and less than 20 % of total catch. GRV and ANT are common by-catch species, which are ... caught at every research block and every year. ICX is also common by-catch species, but mainly fished at ... as a part of progress report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan ...
Meeting Document : WG-SAM-17/44 : Auteur(s): T. Okuda, S. Somhlaba and T. Ichii
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Design of the Italian acoustic survey in the Ross Sea for the Austral summer 2003/04
abundance, and the effects of predators on altering them; (2) Net sampling for describing krill demography ... . crystallorophias) populations and concurrent censuses of their top predators for estimating krill distribution and ... , energetic/physiology and genetics; (3) CTD and XBT sampling for identifying the characteristics of the water ... along a cruise track (about 2500 nm) that gives an uniform density of acoustic, net and CTD samplings ...
Meeting Document : WG-EMM-02/31 : Auteur(s): M. Azzali, A. Sala and S. Manoukian (Italy)
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Comparison of catches for toothfish in 58.4.1, 58.4.2, and 48.6 from vessels with anomalous CPUE
where they were taken. For the purposes of developing an alternative catch history for these SSRUs, we ... Abstract: An accurate history of catch is an important input into the assessment of toothfish ... stocks, and uncertainty or bias in the amount of catch from an area must be taken into account in the ... be analysed for the development and testing of plausible hypotheses to account for its inherent ...
Meeting Document : WG-FSA-13/57 Rev. 1 : Auteur(s): A. Dunn, B.R. Sharp (New Zealand), C. Darby (United Kingdom) and O.R. Godø (Norway)
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Description of the tagging process and the development of a cradle for optimum landing and measuring of large fish followed by the Spanish F/V Tronio
station and to operate the cradle over the side for landing larger fish. To optimise the use of the cradle ... cradle to release the fish. The modification achieved most of these objectives, with room for some ... . Lafite Title: Description of the tagging process and the development of a cradle for optimum landing and ... responsibility for releasing documents: Spain ...
Meeting Document : WG-FSA-18/48 Rev. 1 : Auteur(s): R. Sarralde, C. Heinecken and P. Lafite
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Results from the random stratified trawl surveys to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2010 and 2011
the average catch for the previous four years (2006-2009). Catches of C. gunnari were very low, with ... commenced in 1997. An earlier survey in April 2010 was not completed, but valid hauls from this, as well as ... the 2011 catch, at less than 0.5 t, 15% of the earlier four year average, and the 2010 catch being 60 ... were just below and just above average for 2010 and 2011 respectively. A notable increase in the catch ...
Meeting Document : WG-FSA-11/23 : Auteur(s): G.B. Nowara, S.G. Candy and T. Lamb (Australia)
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Trends in mean lengths and selectivities for Dissostichus eleginoides taken by longliners in Subarea 48.3
depth zone does have an important effect on the overall length-specific selectivity and that it is also ... curves were estimated for each of the years 1997-2000. Notable differences were found amongst these, but ... found the same declines in mean lengths for the period 1997 – 1999 as previously noted by WG-FSA, but ... . Taking depth and area into account there is less of an apparent decline in mean length over the period ...
Meeting Document : WG-FSA-01/48 : Auteur(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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Reproduction in the Antarctic icefish Champsocephalus gunnari and its implications for fisheries management in the Atlantic sector of the Southern Ocean
from 1 March to the end of each year's meeting of CCAMLR. Author(s): Delegation of Federal ... implications for fisheries management in the Atlantic sector of the Southern Ocean Approval: Approved ... Abstract: Available information on key reproductive parameters of Champsocephalus gunnari has ... offer very little protection to first spawners around South Georgia and juveniles and first spawners on ...
Meeting Document : SC-CAMLR-VIII/BG/16 : Auteur(s): Delegation of Federal Republic of Germany