Search results
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Trends of the Dissostichus eleginoides stock using the sequential population analysis (SPA) model in Subarea 48.3: 1992-1996
for the non-lineal calculus process. The application of this model, tuned by auxiliary information of ... calculated by the WG-FSA in 1995 when F2/3 was applied, which allowed height level of spawning biomass per ... recruit escape. This event was even higher than that suggested by the rule of decision γl of CCAMLR. By ... stochastic projections adopted by consensus last year, has produced an appropriate and promising assessment ...
Meeting Document : SC-CAMLR-XV/BG/14 : Author(s): Delegation of Chile
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Antarctic Climate Change and the Environment – 2019 Update
Abstract: This update by SCAR on recent advances in our understanding of climate change across ... , published by SCAR in 2009 (Turner et al. 2009), with an update of the key points in 2013 (Turner et al. 2014 ... Resolution 4 (2010)). This activity is coordinated by the SCAR ACCE Expert Group (see http://www.scar.org/ssg ... online version is progressively updated by a number of editors with input from many active scientists ...
Meeting Document : SC-CAMLR-38/BG/17 : Author(s): Submitted by SCAR
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Mackerel icefish Champsocephalus gunnari in the diet of upper trophic level predators at South Georgia: implications for fisheries management
ecosystem at South Georgia where its diet is dominated by Antarctic Krill Euphausia superba, it is an ... % of the diet by mass of gentoo penguins. The length-frequency distributions of C. gunnari indicated a ... 1993, 1996, 1999 and 2001. A recruitment index based on the contribution by mass of the 1+ age-class in ... previously. Estimates of consumption of C. gunnari by Antarctic fur seals and gentoo penguins (c. 138 000 ...
Meeting Document : WG-FSA-03/74 : Author(s): K. Reid, S. Hill and T. Diniz (United Kingdom)
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Monitoring marine debris and its impact on marine living resources in Antarctic waters
Abstract: This paper has been prepared by the Secretariat of the Commission for the Conservation ... actions taken by CCAMLR on marine debris from fishing vessels, especially in relation to compliance with ... , paragraph 19). A number of measures have been adopted and implemented by CCAMLR to monitor and assess the ... and seabirds, ingestion by seabirds of plastic materials and entanglement of marine mammals in fishery ...
Meeting Document : SC-CAMLR-XX/BG/16 : Author(s): Secretariat
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Krill distribution in the western Atlantic sector of the Southern Ocean during 1983/84, 1984/85 and 1987/88 on the basis of the Soviet mesoscale surveys with Isaacs Kidd midwater trawl
from 158 to 202 stations were carried out by Soviet research vessels in summer-autumn periods of 1983 ... /84 and 1987/88 and in a spring period 1984/85 by a standard grid of stations according to the ... standard method by Isaacs Kidd Midwater Trawl in the layer 0-100 m. Krill biomass distribution (g/1000 m3 ... ) and its mean values were analysed by Subareas (48.1, 48.2 and 48.3) and for the whole area ...
Meeting Document : WG-EMM-98/32 : Author(s): V.A. Sushin and K.E. Shulgovsky (Russia)
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Estimation and correction of migration-related bias in the tag-based stock assessment of Patagonian toothfish in Division 58.5.2
catch-conditioned modification of the method used by Hilborn (1990). We considered longline tag releases ... be corrected by increasing the tag-shedding parameter in the stock assessment by the value of the ... parameter in the 2015 assessment of Division 58.5.2 toothfish by 1% would have reduced the unfished spawning ... stock biomass by around 1.4% and the TAC by 3.8%. We recommend that for tag-based assessments, the tag ...
Meeting Document : WG-SAM-17/11 : Author(s): P. Burch, P. Ziegler, D. Welsford and C. Péron
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REVIEW OF CCAMLR TRANSLATION REQUIREMENTS
Abstract: As directed by the Commission, this paper reviews all CCAMLR’s translation needs for ... costs are also provided. The context provided by the review is used to identify four areas for attention ... by Members in considering how translation service delivery and standing may be sustained into the ... required by the Commission. Author(s): Executive Secretary Title: REVIEW OF CCAMLR TRANSLATION ...
Meeting Document : CCAMLR-XXVIII/10 Rev. 1 : Author(s): Executive Secretary
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Histopathology of Antarctic krill (Euphausia superba) bearing black spots
Abstract: In Antarctic krill, Euphausia superba, sampled by a Japanese scientific observer ... classified into either Psychrobacter or Pseudoalteromonas by the sequences of 16S rRNA genes. Histological ... strains were also confirmed by in situ hybridization for 16S rRNA. The melanized nodules were almost ... always accompanied by a tumor-like mass of unknown large heteromorphic cells, which seemed to be derived ...
Meeting Document : WG-EMM-07/29 : Author(s): S. Miwa, T. Kamaishi, T. Matsuyama, T. Hayashi and M. Naganobu (Japan)
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Geographical variation in the diet of the Antarctic fur seal Arctocephalus gazella
(Deception Island and Potter Peninsula) and South Orkney (Laurie Island) islands, by the analysis of 438 ... the most frequent (except at Cierva Point) and numerous prey at all the study sites, being followed by ... fish, penguins and cephalopods. The Antarctic krill also predominated by mass being followed by fish or ... penguins. Fish were the second most important prey by mass at the Antarctic Peninsula whereas penguins were ...
Meeting Document : WG-EMM-02/10 : Author(s): R. Casaux, A. Baroni, F. Arrighetti, A. Ramón and A. Carlini (Argentina)
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Results of the research for the exploratory longline fishery for Dissostichus spp. in SSRUs C and E in Division 58.4.1 in 2012/13 of Korea
trotline and Spanish line, and caught only two D. mawsoni by trot line during 19-21, February. In SSRU ... 58.4.1C-a, we caught 30 D. mawsoni by five sets of Spanish line and 56 D. mawsoni by six sets of trot line ... line and trot line. The highest CPUE by fishing depth was 1,500-1,700 m. The CPUE of the fish by ... item was fishes composing of 88.67% of frequency of occurrence with 65.00% by the numbers and 88.67% by ...
Meeting Document : WG-SAM-13/28 : Author(s): I.J. Yeon, Y.J. Kwon, D.W. Lee, S.G. Choi, and K.J. Seok (Republic of Korea)