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Trends in mean lengths and selectivities for Dissostichus eleginoides taken by longliners in Subarea 48.3
Abstract: At its last meeting, WG-FSA noted a declining trend in the mean lengths of toothfish ... of fish taken on individual longline sets from which length frequencies were sampled by observers and ... also that this trend was halted in 2000. A GLM analysis of these data shows that both area and depth ... are highly significant factors in explaining part of this variation over time, but not all of it ...
Meeting Document : WG-FSA-01/48 : Автор(ы): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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The Ross Sea cephalopod community: insights from stable isotope analysis
isotopic comparisons were made at the level of genus to accommodate the uncertainty in octopod ... identified as having relatively high importance in the food-web of the Ross Sea. However, information on the ... trophic ecology of the cephalopod assemblage of the Ross Sea region is poor. Stable isotope signatures of ... nitrogen (δ 15 N) and carbon (δ 13 C) were determined in muscle and beak tissue from a range of cephalopod ...
Meeting Document : WG-EMM-12/55 : Автор(ы): D.R. Thompson, M.H. Pinkerton, D.W. Stevens (New Zealand), Y. Cherel (France), S.J. Bury (New Zealand)
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Revised reports on abundance and biological information on toothfish in Divisions 58.4.4 a and 58.4.4b by Shinsei maru No. 3 in 2011/12
fish caught by trotline system. A total of 133 killer whales( Orcinus orca )were observed at the 30 ... biological information on toothfish in SSRU B and C of Division 58.4.4a & b (Ob Lena Banks) from April 15 ... to May 19, 2012. Total catch (excluding tagged and released fish) of Dissostichus eleginoides was ... 28.3 tonnes in the survey area in 70 longline sets. Mean CPUEs of D. eleginoides was 48.3 kg / km (CV ...
Meeting Document : WG-FSA-12/57 : Автор(ы): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)
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Sea-surface temperature and krill catches around South Georgia in December–February 1989–1991 and 1999–2001
. Analyses of the data at the beginning of each summer season could enable us to evaluate the potential for ... 1989–1991 and 1999–2001 Abstract / Description: Monitoring of sea-surface temperatures (SSTs) in ... further analysis of SST maps, provides continuous information on hydrological conditions in the area ... conducting a krill fishery in the area during the entire year. The reliability of these forecasts could be ... the data at the beginning of each summer season could enable us to evaluate the potential for ... occur at the beginning of the summer fi shing season could be used for predicting krill catches for ... 2) on the SST map, which have a resolution of 2° x 2° and are centred at 54°S 41°W and 53°S 37°W ... mean monthly SST at the resolution of 1° x 1°. Temperature values were calculated with a precision ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 165–174 : Автор(ы): Vanyushin, G.P
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Developing integrated assessments for Dissostichus eleginoides based on the CCAMLR precautionary approach
assessments of Dissostichus stocks when a number of different datasets are being integrated for estimating ... current biomass and age structure. Consideration is given to its application to the assessment of ... used in either or both of their places. The framework for this procedure has four main components. The ... step is the sampling of the “current state” and associated parameters to provide inputs to the GYM. The ...
Meeting Document : WG-FSA-SAM-05/16 : Автор(ы): I. Ball and A.J. Constable (Australia)
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CCAMLR Strengthens Marine Conservation in Antarctica
unreported (IUU) fishing. A combination of surveillance, port and at-sea inspections, Vessel Monitoring ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ... , resulting in new measures strengthening marine conservation in the Southern Ocean. Main outcomes of CCAMLR’s ... of measuring live catch will improve the accuracy of catch data, which accordingly will improve ...
Page : Site Section: The Organisation
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CCAMLR Strengthens Marine Conservation in Antarctica
unreported (IUU) fishing. A combination of surveillance, port and at-sea inspections, Vessel Monitoring ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ... , resulting in new measures strengthening marine conservation in the Southern Ocean. Main outcomes of CCAMLR’s ... of measuring live catch will improve the accuracy of catch data, which accordingly will improve ...
Page : Site Section: The Organisation
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CCAMLR Strengthens Marine Conservation in Antarctica
unreported (IUU) fishing. A combination of surveillance, port and at-sea inspections, Vessel Monitoring ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ... , resulting in new measures strengthening marine conservation in the Southern Ocean. Main outcomes of CCAMLR’s ... of measuring live catch will improve the accuracy of catch data, which accordingly will improve ...
Page : Site Section: The Organisation
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CCAMLR Strengthens Marine Conservation in Antarctica
unreported (IUU) fishing. A combination of surveillance, port and at-sea inspections, Vessel Monitoring ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ... , resulting in new measures strengthening marine conservation in the Southern Ocean. Main outcomes of CCAMLR’s ... of measuring live catch will improve the accuracy of catch data, which accordingly will improve ...
Page : Site Section: The Organisation
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CCAMLR Strengthens Marine Conservation in Antarctica
unreported (IUU) fishing. A combination of surveillance, port and at-sea inspections, Vessel Monitoring ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ... , resulting in new measures strengthening marine conservation in the Southern Ocean. Main outcomes of CCAMLR’s ... of measuring live catch will improve the accuracy of catch data, which accordingly will improve ...
Page : Site Section: The Organisation
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