Résultats de la recherche
-
Analysis of the longline fishery data in the Ross Sea (SSRUs 881B, C and G)
Abstract: The analysis of the toothfish fishery data in the northern part of the Ross Sea (SSRU ... -2015. The variability of catch per haul (kg) and CPUE (kg/1000 hooks) depending on the hauling ... possible presence of number of high CPUE and catches, which are outside the upper limit of confidence ... interval of 99,7% CI. These CPUE and catch values are statistically unreliable and questionable high with ...
Meeting Document : WG-FSA-16/14 : Auteur(s): S. Kasatkina
-
Independent reviews of CCAMLR stock assessments – a discussion paper
process to facilitate independent reviews of CCAMLR stock assessments (CCAMLR-XXXII, paragraph 5.14). We ... the Commission could complement the efforts of the Scientific Committee by noting the need for action ... on this topic and supporting the Scientific Committee in their development of a procedure ... as a mechanism for transparency of the stock assessment process, particularly if reports of such ...
Meeting Document : SC-CAMLR-XXXV/BG/20 : Auteur(s): Delegation of the USA
-
New Zealand submission for the trial of the CCAMLR observer training program accreditation scheme
presented in SC-CAMLR-XXX/08, and invited Members to participate in a trial of the initial review and ... technical peer review. These are described in Parts a–c of the proposed procedure for a CCAMLR observer ... -hoc TASO noted that in order to receive high-quality data from the CCAMLR Scheme of International ... consistent set of standards. In an effort to achieve this, the Scientific Committee began development of a ...
Meeting Document : WG-FSA-17/41 : Auteur(s): A. Dunn, D. Kerrigan and A. McNabb
-
Preliminary tag-recapture based population assessment of Antarctic toothfish in Subarea 48.4
Abstract: The stock of Antarctic toothfish (D. mawsoni) in CCAMLR subarea 48.4 is estimated from ... tagging returns to be 982 tonnes in 2018. Applying the CCAMLR agreed precautionary assumption of average ... biomass across the time series and harvest rate of γ = 0.038, implies a 2018/19 yield of 37 tonnes ... the 48.4 Antarctic toothfish as a separate stock. Based on the biological characteristics of the ...
Meeting Document : WG-FSA-18/26 : Auteur(s): T. Earl and A. Riley
-
Revised proposal for continuation of a multi-member longline survey on Antarctic toothfish (Dissostichus mawsoni) in Statistical Subarea 48.6 in 2019/20 by Japan, South Africa and Spain
assessments of the Antarctic toothfish (Dissostichus mawsoni) stock in this subarea (FSA-18/34). The ... continuation of the three-member research proposal for 2019/20 season is presented to ensure continuity of ... demographic parameters of D. mawsoni using trotline (JPN and ZAF) and Spanish longline (ESP) gears ... , established tagging techniques, pop-up tags and genetic analysis will provide the basis for the development of ...
Meeting Document : WG-FSA-2019/23 Rev. 1 : Auteur(s): Delegations of Japan, South Africa and Spain
-
Report on the use of automatic satellite-linked vessel monitoring system
Abstract: This report outlines information concerning the use of an automatic satellite linked ... Vessel Monitoring System (VMS) by Australia in accordance with paragraph 5 of Resolution 12/XVI. The ... report provides the operational and technical details of the Australian VMS and reports on any breaches ... of CCAMLR Conservation Measures detected through use of the VMS. Author(s): Delegation of Australia ...
Meeting Document : SCOI-98/06 : Auteur(s): Delegation of Australia
-
Diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region, Antarctica
Abstract: The diet of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region was ... . Overall, the diet of sub-adult toothfish was similar to that of adult toothfish, with a dominance of ... greater variety of smaller prey than adults, including smaller fishes (such as Trematomus sp., dragonfish ... , mainly Bathydraco spp.), and large decapod prawns (Nematocarcinus). By weight and index of relative ...
Meeting Document : WG-FSA-12/52 : Auteur(s): D.W. Stevens, M.R. Dunn, M.H. Pinkerton and J.S. Forman (New Zealand)
-
Note on relationship between the Antarctic krill and annual variation of ice edge during 1979 to 1992
Abstract: During 1979 to 1991, relationship between the size of Antarctic krill and the extent of ... the sea ice in the sea area around the South Shetland Islands are described. Mean size of krill near ... . This implies that strong recruitment of small size krill had occurred just after the season with the ... strong ice extent. Interannual fluctuations of the ice extent are known to relate with the strength of ...
Meeting Document : WG-KRILL-93/26 : Auteur(s): M. Naganobu and S. Kawaguchi (Japan)
-
On the catchability of bottom trawl in relation to icefish (C. gunnari)
Abstract: Analysis of Russia HAK-4M trawl catchabilities has been made in the paper. This trawl ... have been used when icefish bottom surveying. An analysis of total catchability and a differential one ... (that is catchability in relation to fish of different length) has been realized by models of ... probability statistical theory for fishing trawls. Influence of trawling speed, trawl configuration and ...
Meeting Document : WG-FSA-SAM-04/11 : Auteur(s): Kasatkina, S.M., Ivanova, V.F.
-
A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2009/10
Subarea 88.1 and for 9 years in Subarea 88.2. This report summarises the timing, depth, and location of ... fishing together with the catch of Dissostichus spp and bycatch species by year for the period 1997–98 to ... 2009–10. During the 2009–10 fishing year most of the catch in Subarea 88.1 came from the slope SSRUs ... considerably over time in each of the fisheries showing no trend in the main fisheries in Subarea 88.1 and SSRU ...
Meeting Document : WG-FSA-10/23 : Auteur(s): S.M. Hanchet, M.L. Stevenson and A. Dunn (New Zealand)