Search results
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A generalized discriminant for sexing fulmarine petrels from external measurements
often limits the predictive value of a discriminant function to the population from which it was derived ... questionable. Our approach to overcome this limitation is to combine data from the different species into a ... discriminant scores, without reference to sexed birds, by using a maximum-likelihood method. Depending on ... Franeker and C.J.F. ter Braak (The Netherlands) Title: A generalized discriminant for sexing fulmarine ...
Meeting Document : WG-CEMP-94/24 : Author(s): J.A. van Franeker and C.J.F. ter Braak (The Netherlands)
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Updated status of Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in inshore sites of the South Shetland Islands: results of a long-term monitoring program (1983–2016) at Potter Cove
, to achieve a 33-year record, 1983-2016, to monitor changes in the prevalence of three species of ... around the South Shetland Islands: 1) a continuous increase in the abundance of N. rossii; 2) further ... decline in G. gibberifrons recruitment evidenced by the low proportions of juvenile fish; and 3) a high ... Notothenia coriiceps in inshore sites of the South Shetland Islands: results of a long-term monitoring ...
Meeting Document : WG-FSA-16/02 : Author(s): E. Barrera-Oro, E. Marschoff and D. Ainley
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Revised proposal for a dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
Abstract: A dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season will be ... will follow the CCAMLR standard protocol. The survey is international oriented and a cumulative total ... presented to SG-ASAM-17 and WG-EMM-17 as SG-ASAM-17/01 and WG-EMM-17/05, respectively. A revised survey ... Title: Revised proposal for a dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season ...
Meeting Document : WG-EMM-18/17 : Author(s): H. Murase, K. Abe, R. Matsukura, H. Sasaki, T. Ichii and H. Morita
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PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH, CHAMPSOCEPHALUS GUNNARI, IN THE VICINITY OF HEARD ISLAND AND MCDONALD ISLANDS (DIVISION 58.5.2), BASED ON A SURVEY IN APRIL 2009, USING THE GENERALISED YIELD MODEL
Abstract: A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ... short-term annual yield in the 2009/2010 CCAMLR season. This paper provides a preliminary assessment of ... ), BASED ON A SURVEY IN APRIL 2009, USING THE GENERALISED YIELD MODEL Approval: Approved ...
Meeting Document : WG-FSA-09/33 : Author(s): D.C. Welsford (Australia)
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The Antarctic toothfish: how common a prey for Weddell seals?
the quantity of toothfish captured lead us to suggest that this species is a significant prey item for ... Weddell seals, and that the recent development of a toothfish fishery in the Ross Sea may have broader ... ). Author(s): P.J. Ponganis and T.K. Stockard (USA) Title: The Antarctic toothfish: how common a prey for ...
Meeting Document : WG-EMM-07/P4 : Author(s): P.J. Ponganis and T.K. Stockard (USA)
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A scheme for mapping Antarctic seafloor geomorphology to aid benthic bioregionalisation
study show that they can provide a guide to the distribution in the area of shelf benthic communities ... . The geomorphic mapping method presented here rapidly provides a layer to add to benthic ... bioregionalisation using readily available data. Author(s): P. O’Brien (Australia) Title: A scheme for mapping ...
Meeting Document : WS-BSO-07/8 : Author(s): P. O’Brien (Australia)
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 based on a UK survey in January 2004
Abstract: A preliminary assessment of mackerel icefish, Champsocephalus gunnari, was undertaken ... of a UK bottom trawl survey during January 2004. Using CCAMLR decision rules, an estimate of the one ... assessment of mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 based on a UK survey in January 2004 ...
Meeting Document : WG-FSA-04/78 : Author(s): R.C. Wakeford, D.J. Agnew, M.B. Collins and G.B. Parkes(United Kingdom)
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A possible model of metapopulation structure of Dissostichus eleginoides in the southern Indian Ocean
/Prince Edward Islands regions a possible metapopulation model for the region is postulated. In this model ... spawned to the north-west of HIMI then return to HIMI in the Antarctic Circumpolar Current. If such a ... and S. Candy (Australia) Title: A possible model of metapopulation structure of Dissostichus ...
Meeting Document : WG-FSA-03/72 : Author(s): R. Williams, A.J. Constable, C. Davies and S. Candy (Australia)
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PROPOSAL FOR A JOINT CEP/SC-CAMLR WORKSHOP IN 2009
Abstract: At its meeting in 2007 CCAMLR endorsed the proposal from the Scientific Committee for a ... joint CEP/SC-CAMLR workshop. The CEP discussed this at its meeting in June 2008 and suggested a theme of ... . Author(s): Secretariat Title: PROPOSAL FOR A JOINT CEP/SC-CAMLR WORKSHOP IN 2009 Approval: Approved ...
Meeting Document : WG-EMM-08/52 : Author(s): Secretariat
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A simple approach for calculating the potential yield of krill from biomass survey results
Abstract: Estimates are calculated for the parameter λ in the yield equation Y = λ M B0 for a ... -exploitation level over a 20 year period of harvesting should not exceed l0%. The value of λ depends strongly ... . Author(s): D.S. Butterworth (South Africa) and M. Basson (United Kingdom) Title: A simple approach for ...
Meeting Document : WG-KRILL-91/24 : Author(s): D.S. Butterworth (South Africa) and M. Basson (United Kingdom)