Search results
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DISTRIBUTION OF KRILL AT THRESHOLD DENSITIES SUITABLE FOR FISHING IN THE ATLANTIC SECTOR: ANALYSIS OF THE 2000 SYNOPTIC SURVEY DATA
shelf SSMUs in terms of the frequency of 1nm integration units with krill densities above and below a ... integration units where the threshold density for fishing was set at 100 gm2 following Kasatkina (2003). 3 ... . This was also true with other threshold values in the range 25 to 200 gm2 although the difference was ... with those that affect the behaviour and performance of the fishery. Author(s): S. Hill and D. Agnew ...
Meeting Document : WG-EMM-08/16 : Author(s): S. Hill and D. Agnew (United Kingdom)
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OTOLITH CHEMISTRY REFLECTS FRONTAL SYSTEMS IN THE ANTARCTIC CIRCUMPOLAR CURRENT
Bank; 2) Mn/Ca enrichment associated with South America; 3) Sr/Ca linked to the presence of Circumpolar ... eddies may account for affinities with neighbouring sampling areas, bringing water from the Subantarctic ... with depth and improved cross-validation by 14%, giving 85% classification rates to South American and ...
Meeting Document : WG-FSA-08/P04 - Abstract : Author(s): J.R. Ashford, A.I. Arkhipkin and C.M. Jones
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Preliminary biomass estimation of Antarctic krill based on the swarm-based method for CCAMLR Division 58.4.1 in 2018/19 using data obtained by Japanese survey vessel Kaiyo-maru
Kaiyo-maru. The point estimate was comparable with the estimate in 1996 by BROKE (4.83 million ton with ... BROKE) and (3) areal coverages were different primary because of difference of positions of sea ice edge ... than size of swarm set in the Echoview template used in this analysis. Comparison with B 0 estimated by ...
Meeting Document : SG-ASAM-2019/02 : Author(s): K. Abe, R. Matsukura, N. Yamamoto, K. Amakasu and H. Murase
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Variability and predictability of Antarctic krill swarm structure
) echosounder, concurrent with net sampling. The acoustic data were analysed through applying a swarm ... 1 swarms were generally small (< 50 m long) and were not very tightly packed (< 10 ind m-3 ... and large and superswarms within the type 2 group. A minor group (swarm type 3) was also found ... over the survey grid was examined with respect to a number of potential explanatory variables ...
Meeting Document : WG-EMM-10/P10 : Author(s): G.A.Tarling, T. Klevjer, S. Fielding, J. Watkins, A. Atkinson, E. Murphy, R. Korb, M. Whitehouse and R. Leaper
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REPORT ON A RANDOM STRATIFIED TRAWL SURVEY TO ESTIMATE DISTRIBUTION AND ABUNDANCE OF DISSOSTICHUS ELEGINOIDES AND CHAMPSOCEPHALUS GUNNARI IN THE HEARD ISLAND REGION (DIVISION 58.5.2) FOR 2008 AND 2009
generally reduced from the previous year’s survey, with the catch of toothfish being one third ... of that for the previous year and those of grey rock cod, unicorn icefish and skate species down by half. Catches ... years when there has been a stable survey design. Author(s): G.B. Nowara (Australia) Title: REPORT ... from the previous year’s survey, with the catch of toothfish being one third ...
Meeting Document : WG-FSA-09/34 : Author(s): G.B. Nowara (Australia)
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Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in the 2013/14 season
year of the multi-year research survey in Divisions 58.4.1 and 58.4.2, the F/V Tronio has returned ... toothfish recaptured that would allow, in successive years, to estimate the local abundance by tag-recapture ... Following the Spanish research plan approved by the SC-CCAMLR XXXII, during the second year ... of the multi-year research survey in Divisions 58.4.1 and 58.4.2, the F/V Tronio has returned to the same ...
Meeting Document : WG-SAM-14/12 Rev. 1 : Author(s): R. Sarralde, L.J. López-Abellán and S. Barreiro (Spain)
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
of the Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea ... of the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ... of the Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea ... of the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ...
Meeting Document : WG-SAM-14/07 : Author(s): Delegation of the Russian Federation
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Plan of research program of the Russian Federation in Subarea 48.5 (Weddell Sea) in season 2014/2015
of the Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea ... of the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ... of the Weddell Sea during most time of the year, this large water area is very similar with the Ross Sea ... of the Russian Federation multi-year research program in the Weddell Sea that are prospected for 5 years ...
Meeting Document : WG-FSA-14/09 : Author(s): Delegation of the Russian Federation
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Growth rates of Antarctic fur seals as indices of environmental conditions
growth rates in years of low krill availability. Biases reflecting changes in the component ... mass at age in each year compared to the multi-year mean, that was not dependent on assumptions ... in years of low krill availability. Biases reflecting changes in the component of the population available ... population samples. A new index was developed, based on the deviation of pup mass at age in each year ...
Meeting Document : WG-EMM-01/20 : Author(s): K. Reid (United Kingdom)
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An analysis of temporal variability in abundance, diversity and growth rates in the coastal ichthyoplankton assemblage of South Georgia (sub-Antarctic)
Abstract: Data from a seven-year (2002-2008) ichthyoplankton sampling programme in Cumberland Bay ... ) and C. gunnari (Channichthyidae), dominated abundance in all years. Significant seasonal and interannual ... Data from a seven-year (2002-2008) ichthyoplankton sampling programme in Cumberland Bay, South ... (Channichthyidae), dominated abundance in all years. Significant seasonal and interannual differences in the larval ...
Meeting Document : WG-FSA-12/33 : Author(s): M. Belchier and J. Lawson (United Kingdom)