Search results
-
Pre-spawning and spawning biology of the Patagonian toothfish, Dissostichus eleginoides, around South Georgia (Subarea 48.3)
Abstract: Samples gathered from research expeditions of the longliners Medvezhy (April-June 1986 ... ) as well as Maksheevo and Mirgorod (June-July 1992) have produced new data on the biology of the ... reproductive part of the Dissostichus eleginoides population in Subarea 48.3. Analysis and synthesis of these ... data have established the bathymetric distribution patterns for different size-groups of toothfish ...
Meeting Document : WG-FSA-92/13 : Author(s): I.N. Konforkin and A.N. Kozlov (VNIRO, Moscow, Russia)
-
To what extent do type C killer whales (Orcinus orca) feed on Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica?
Abstract: Information on type C killer whales in the Ross Sea region is reviewed, in particular ... on the trophic overlap between type C killer whales and Antarctic toothfish. Killer whale population ... potential for foraging innovation) means that they are particularly vulnerable to changes in the ecosystem ... . It is also possible that changes in killer whale feeding can affect the structure and stability of ...
Meeting Document : WG-EMM-13/29 : Author(s): L. Torres, M.H. Pinkerton (New Zealand), R. Pitman, J. Durban (USA) and R. Eisert (New Zealand)
-
Plan of research program of the Ukraine in Subarea 48.2 in 2016 (second season)
Abstract: During March-April 2015 Ukraine began the research within statistical subarea 48.2 in ... accordance with the recommendations of CCAMLR-XXXIII. The certain number of the following bottom long line ... surveys are proposed to be conducted during March-April 2016. The research surveys will be conducted by ... the Ukrainian flagged FV SIMEIZ. The data collected in first year of the research showed the ...
Meeting Document : WG-SAM-15/40 : Author(s): Delegation of Ukraine
-
Report on a random stratified trawl survey to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari conducted in the Heard Island region (Division 58.5.2), May–June 2006
Abstract: Random stratified trawl surveys (RSTSs) of the distribution and abundance of demersal ... fish species on the Heard Island plateau have been conducted annually since 1997. The survey conducted ... in May-June 2006 had two main aims: • to assess the abundance and size structure of juvenile and ... adult Dissostichus eleginoides on the shallow and deep parts of the Heard Island Plateau.] • to assess ...
Meeting Document : WG-FSA-06/42 Rev. 1 : Author(s): G.B. Nowara, R. Williams and T. Lamb (Australia)
-
Review of Dissostichus spp. fishery in the adjacent seas of three Antarctic sectors in 2003–2010
Abstract: According to the stock assessment survey, as well as using CPUE data collected by ... of the Antarctic toothfish is commercially viable not only for countries which are close to the ... fishing areas. The assessment study was conducted by several researchers using various models designed for ... the Pacific and Indian sectors of the Antarctic. According to lack of data on the Antarctic toothfish ...
Meeting Document : WG-FSA-13/14 : Author(s): A.F. Petrov (Russia)
-
Modelling Movement of Antarctic Krill (MMAK): the importance of retention, dispersal and behaviour for krill distribution
Abstract: Effective management of the Antarctic krill (Euphausia superba, hereafter krill ... ) fishery requires an understanding of the controls on the distribution and abundance of krill ... . Particularly important are the pathways and timescales of movement and retention affecting krill distribution ... at scales relevant to the fishery and predators. This paper reports the initiation of a project that ...
Meeting Document : WG-EMM-17/31 : Author(s): S. Thorpe, E. Young and E. Murphy
-
Proposal for GEF (Global Environment Facility) funding to support capacity building in the GEF-eligible CCAMLR Members
Abstract: In 2014, the Scientific Committee endorsed a proposal from South Africa that the ... Secretariat be tasked with developing a proposal for funding support from the Global Environment Facility (GEF ... . This includes the approval of the Project Identification Form (PIF) by the GEF Council at its meeting ... in May 2017, subsequent work that will be associated with developing the full Project Document over ...
Meeting Document : CCAMLR-XXXVI/02 : Author(s): Delegations of Chile, India, Namibia, South Africa, Ukraine and the CCAMLR Secretariat
-
Comparison of estimators of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial Distribution
Abstract: The incorporation of “effective sample size” (ESS) in integrated assessments is an ... approximate but simple way of modelling the distribution of catch-at-age or catch-at-length frequencies using ... frequencies. The ESS applied within the definition of the negative log-likelihood contribution to the ... objective function in CASAL determines the implicit weight given to the commercial catch-at-age or catch-at ...
Meeting Document : WG-SAM-07/7 : Author(s): S.G. Candy (Australia)
-
Research plan for the 2017/18 toothfish fishery in Division 58.4.4b by Japan and France
Abstract: Japan and France made the next season’s (2017/18) research plan in research blocks ... 58.4.4b_1 and 58.4.4b_2 using the latest CCAMLR C2 and Observer data. The estimated median stock size in ... tags released in the last three years as effective for the biomass estimation. The estimated median ... method (reference area: HIMI) using the relevant information of reference area (recent median CPUE ...
Meeting Document : WG-SAM-17/02 Rev. 1 : Author(s): Delegations of Japan and France
-
Stomach contents of sub-adult Antarctic toothfish (Dissostichus mawsoni) from the western Ross Sea, Antarctica
Abstract: The stomach contents of 190 sub-adult (51-100 cm TL) Antarctic toothfish (Dissostichus ... mawsoni) captured by bottom longline in the western Ross Sea were analysed. Fish were sampled during the ... ) were the most important prey by frequency, weight and IRI, while small notothens (Nototheniidae) were ... , but only 6% by IRI. Samples were collected mainly from the continental slope along the northern edge ...
Meeting Document : WG-FSA-06/27 : Author(s): D.W. Stevens (New Zealand)