Search results
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Using stationary acoustic platforms to assess precision and accuracy of acoustical krill surveys
suggested that 13 % of the macroplankton backscatter originated above a depth of ~20 m during daytime, while ... 24 % was found above ~20 m during night. A swarm detection approach suggested a similar pattern ... , 7 % of aggregated backscatter was found above ~20 m during daytime, and 22 % during night. Author(s): T. Klevjer ... % of the macroplankton backscatter originated above a depth of ~20 m during daytime, while 24 % was found above ~20 ...
Meeting Document : WG-EMM-2019/32 : Author(s): T. Klevjer, G. Skaret and B.A. Krafft
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CCAMLR Staffing and Salary Strategy (2019–2022)
12% in 2018 to 35% by 2022 and 50% by 2028, and to revise the Staffing and Salary Strategy and Staff ... these functions within the Secretariat, to increase the proportion of IP staff from 12% in 2018 to 35% by 2022 ...
Meeting Document : CCAMLR-XXXVII/21 Rev. 1 : Author(s): Executive Secretary
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Next steps in development of Marine Protected Area in the Argentine Islands Archipelago water area
research SCUBA-dives were done to explore the two proposed MPAs. Later on, during the period of 2016-2018 ... -dives were done to explore the two proposed MPAs. Later on, during the period of 2016-2018 ...
Meeting Document : WG-EMM-18/32 : Author(s): A. Utevsky, E. Sinna, D. Smyrov, M. Shrestha, Y. Gamulya, G. Ukhno, R. Khodzhaeva, Y. Utevsky, V. Levenets and S. Utevsky
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An exploration of the biological data used in the CCAMLR Subarea 48.3 Patagonian toothfish stock assessments
Abstract: WG-FSA 2018 noted that changes in productivity parameters may impact assessment ... WG-FSA 2018 noted that changes in productivity parameters may impact assessment estimates ...
Meeting Document : WG-SAM-2019/32 : Author(s): E. MacLeod, K. Bradley, T. Earl, M. Söffker and C. Darby
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A development of catch per unit effort (CPUE) trends that may be useful in stock assessment for Dissostichus mawsoni in Subarea 48.6
to 2017/2018 fishing seasons. General Linear Models and General Linear Mixed Models were applied ... /2018 fishing seasons. General Linear Models and General Linear Mixed Models were applied to these data ...
Meeting Document : WG-SAM-2019/37 : Author(s): S. Somhlaba, K. Leach, M. Bergh, T. Okuda, T, IIchi, R. Sarralde and T. Namba
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Movements of tagged Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.6 in relation to stock structure hypotheses
(Söffker et al., 2018). Meanwhile, no migrations of tagged fish between northern seamounts (research blocks ... ., 2018). Meanwhile, no migrations of tagged fish between northern seamounts (research blocks 48.6_2 ...
Meeting Document : WG-FSA-2019/05 : Author(s): T. Ichii, M. Okazaki, T. Okuda and S. Somhlaba
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Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 1993 winter and 1993/94 pup-rearing season
animals were entangled in net fragments (35%) than in packaging bands (30%), the decrease in the latter ... animals were entangled in net fragments (35%) than in packaging bands (30%), the decrease in the latter ... and 1991. Nearly all animals were juveniles, half with severe injuries and the proportion of females (40 ... %) was the highest yet reported. The proportion of animals entangled in packaging bands was the lowest ever (24 ...
Meeting Document : SC-CAMLR-XIII/BG/03 : Author(s): Delegation of United Kingdom
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Season extensions in the longline fishery for Dissostichus eleginoides in Statistical Division 58.5.2
for the periods between 15 and 30 April, and between 1 and 14 November, during 2013/14 and 2014/15. Based ... between 15 and 30 November with day/night setting allowed. Australia will continue to report to SC‑CAMLR ... each year concerning the progress and outcomes of each step-wise season extension trial. Author ... for the periods between 15 and 30 April, and between 1 and 14 November, during 2013/14 and 2014/15.  ...
Meeting Document : WG-FSA-15/48 : Author(s): J. Barrington and T. Lamb (Australia)
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A simple approach for calculating the potential yield of krill from biomass survey results
-exploitation level over a 20 year period of harvesting should not exceed l0%. The value of λ depends strongly ... for the calculations is that the probability that the kri11 spawning biomass drops below 20% of its average pre ... is that the probability that the kri11 spawning biomass drops below 20% of its average pre-exploitation level over a 20 ... year period of harvesting should not exceed l0%. The value of λ depends strongly on the value ...
Meeting Document : WG-KRILL-91/24 : Author(s): D.S. Butterworth (South Africa) and M. Basson (United Kingdom)
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Seabird research at Cape Shirreff, Livingston Island, Antarctica, 2004/05
to decline over the past six years, and is at its lowest size in the past eight years of study, and fledging ... success was poor compared to earlier years of study. The gentoo breeding population, in contrast, has ... of both species decreased from last year, and were the lowest average weights seen over nine years ... in the 46-50mm range, continuing a four year trend of increasing proportions of female krill ...
Meeting Document : WG-EMM-05/9 : Author(s): A.K. Miller, E. Leung and W.Z. Trivelpiece (USA)