Search results
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Committee for Environmental Protection: 2016 Annual Report to the Scientific Committee of CCAMLR
Abstract: Cooperation between the Scientific Committee of CCAMLR (SC-CAMLR) and the Committee for ... Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit of ... between the Chairs of the CEP and SC-CAMLR, the report of the CEP meeting is presented to SC-CAMLR by the ... CEP Observer to SC-CAMLR and the report of the meeting of SC-CAMLR is presented to the CEP by the SC ...
Meeting Document : SC-CAMLR-XXXV/BG/09 : Author(s): CEP Observer to SC-CAMLR (Dr P. Penhale, USA)
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Density and biomass of Antarctic krill around South Shetland Islands using by 2-dB difference method
Abstract: The dB-difference and characteristics of krill aggregation inhabiting Subarea 48.1 ... , which includes the Elephant Island peripheries and the west and south of the South Shetland Islands ... was performed at seven stations. Using the difference between the dB values of two volume ... Antarctic krill (4.9 to 12.0 dB) and fish (-4.0 to-0.2 dB). The distributions and mean Sv of krill ...
Meeting Document : SG-ASAM-17/04 : Author(s): S.-G. Choi, K. Lee and D. An
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Progress report on the joint research for Dissostichus spp. in Subarea 88.3 by the Republic of Korea and New Zealand in 2018/19
–883_P9. Due to extreme ice conditions covering the southern part of 88.3, Janas (NZL) was not able to ... conduct its part of the survey. The total catch of D. mawsoni was 63,840 kg comprising 2,526 individuals ... similar in research blocks 883_1, 883_3 and 883_4 with the range of 0.1110–0.1571, but much lower in ... research block 883_5, 883_P8, 883_P9 with the range of 0–0.0185. Tagging rate and tag overlap in Subarea ...
Meeting Document : WG-SAM-2019/11 : Author(s): Delegations of the Republic of Korea and New Zealand
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Report on conversion factor of the Antarctic toothfish, Dissostichus mawsoni, by Korean longline vessels in 2015/16
Abstract: We submitted the results on analysis of conversion factors of Antartic toothfish ... , Dissostichus mawsoni in accordance with decision of Scientific Committee (SC-CAMLR-XXXIV, paragraphs 3.93 and ... 3.94). This report analyzed the conversion factor of toothfishes caught by Korean bottom long-line ... of the Republic of Korea Title: Report on conversion factor of the Antarctic toothfish, Dissostichus ...
Meeting Document : WG-SAM-16/30 : Author(s): Delegation of the Republic of Korea
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Circumpolar connections between Antarctic krill (Euphausia superba Dana) populations: Investigating the roles of ocean and sea ice transport
critical food source and shelter, particularly in the early life stages. Advective modelling of transport ... pathways of krill have until now been on regional scales and have not taken explicit account of sea ice ... potential roles of the ocean and sea ice in maintaining the observed circumpolar krill distribution. We show ... dispersal depending upon location. Within the major krill region of the Scotia Sea, the effect of temporal ...
Meeting Document : WG-EMM-07/P10 : Author(s): S.E. Thorpe, E.J. Murphy and J.L. Watkins (United Kingdom)
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Examination of the CCAMLR toothfish GLM
Abstract: Various elements of the Generalized Linear Model (GLM) used to standardise toothfish ... of 1992-1993 prosecuted by Russian vessels and the winter fishery of 1995 onwards prosecuted by other ... nationalities, coupled with the existence of the experimental fishery in 1994, lead us to suggest that future ... being no data for 1993, one of the most successful summer seasons. The relationship between CPUE and ...
Meeting Document : WG-FSA-98/35 : Author(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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An Apparent Decrease in the Prevalence of “Ross Sea Killer Whales” in the Southern Ross Sea
occurrence patterns and diet of RS killer whales, and present new information on numbers observed in the ... large Antarctic toothfish (Dissostichus mawsoni), as the review herein demonstrates. On the basis of sea ... -effort of scientific fishing for toothfish in McMurdo Sound, we suggest and review evidence that the ... -driven, density-dependent northward contraction of the toothfish stock, and not to changes in the ...
Meeting Document : WG-EMM-09/P01 : Author(s): D.G. Ainley, G. Ballard and S. Olmastroni
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An assessment of longlining operations for Dissostichus eleginoides on board the Chilean-registered longliner BF Cisne Verde during March–May 1997 around South Georgia (Subarea 48.3)
sampling method; the known number of coils laid during a night's setting operations provided the ... sampling frame, and the sampling units consisted of lengths of line between marked connecting lines ... target of 60 fish/day. The method was further developed to integrate different, and varying, levels of ... sex were taken. Mean total length of females caught was higher than males, and length at first ...
Meeting Document : WG-FSA-97/41 : Author(s): Ashford, J.R., Everson, I.
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Spatial distribution of Champsocephalus gunnari size and age are related with depth
Abstract: The results of four fish surveys (EDUARDO L HOLMBERG 1994 to 1997) are analyzed to ... detect associations between the sizes of Champsocephalus gunnari (also age classes), Gobionotothen ... eleginoides and depth of catch, as well as among C. gunnari age classes. Except D. eleginoides median sizes of ... all species resulted significantly associated with depth, positively in the case of C. gunnari and N ...
Meeting Document : WG-FSA-97/45 : Author(s): Marschoff, E.R., Serra, J.A., Gonzalez, B., Calcagno, J.
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Southern Ocean Network of Acoustics (SONA)
Abstract: Southern ocean processes are intimately linked to some of the most pressing challenges ... faced by society today: climate change, ocean acidification and the sustainable management of marine ... resources. To address these challenges we need to improve our understanding of the natural causes and ... consequences of Southern Ocean change. Sustained observations, which can only be large enough and maintained ...
Meeting Document : WG-EMM-13/17 Rev. 1 : Author(s): S. Fielding (United Kingdom), E. Josse (France), R. Kloser (Australia), R. O’Driscoll (New Zealand), C. Reiss (USA) and G. Skaret (Norway)