Résultats de la recherche
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Progress towards an assessment of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 882C–H for the years 2002/03 to 2017/18 using a two-area model
Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea region, defined here as SSRUs 88.2C–H. The ... region is split into two areas: the North (SSRU 88.2H) comprising large mature fish, and the South (SSRUs ... were first developed for the region in 2014 and refined in 2015 and 2016. Results showed the need to ... collect mark-recapture data in the South to inform the estimation of biomass in the South. Simulation work ...
Meeting Document : WG-FSA-18/37 : Auteur(s): S. Mormede and S. Parker
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Fish Heaven: a Monte Carlo, spatially explicit single species fishery model for the testing of parameter estimation methods
Abstract: Fish Heaven is a simple spatially explicit age structured fish model, containing the ... object oriented framework to allow for the possible extension in a number of directions. In particular it ... was designed with the view of testing the efficacy of different statistical sampling regimes given ... various plausible spatial structures of fish stock. The model has a simple age and space structured ...
Meeting Document : WG-FSA-00/36 : Auteur(s): I. Ball and A. Constable (Australia)
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Revised research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.3a in 2014/15
blocks 5843a_1 using CPUE analogy method, Petersen method and CASAL model, although the tagging data of ... current season has not been validated and not used for the present analysis. We used updated reference ... area size for the CPUE method. Detailed results using CASAL models in the research block are described ... in a separated document. The estimated stock size in the block was 2 393, 394 and 647 tonnes in CPUE ...
Meeting Document : WG-FSA-14/20 : Auteur(s): Delegation of Japan
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Research plan for the exploratory longline fishery for Dissostichus spp. in SSRUs C, E and G in Division 58.4.1 in 2012/13 (this is a revision of WG-SAM-12/10 Rev. 1)
Abstract: In the Division 58.4.1 there are two stocks; one extends from the SSRU 58.4.1C to the ... SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population sizes were vulnerable with a big ... range of about 1000-2000 t per SSRU in 58.4.1 and 100-1500 t per SSRU in 58.4.2. During the 2003-2007 ... recaptured which were not enough data to estimate stock biomass for considering the precautionary catch limit ...
Meeting Document : WG-FSA-12/39 : Auteur(s): Delegation of the Republic of Korea
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Subarea 58.4.1 in 2014/15
Abstract: Most things related to Dissostichus spp. in the eastern side of Antarctic has not been ... known well as namely the area is data poor areas. In the Division 58.4.1 there are two stocks; one ... extends from the SSRU 58.4.1C to the SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population ... sizes were vulnerable with a big range of about 1,000-2,000 t per SSRU in 58.4.1. During the 2004-2014 ...
Meeting Document : WG-FSA-14/38 : Auteur(s): Delegation of the Republic of Korea
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Assessment models for Patagonian toothfish in research block 58.4.4b_1 (SSRU 58.4.4bC) for the years 1990-2014
assessments of Dissostichus eleginoides in the research block 58.4.4b_1 following the recommendation of the WG ... -FSA-2014 meeting. IUU catch was estimated within the models using disease mortality functionality ... at the estimates of OB_1b model, use of knife edge selectivity at fixed 8 year for disease mortality ... tagging data (OB_1b_notag model) and 5) removal of age observations, and fix of both selectivitties at the ...
Meeting Document : WG-SAM-15/25 : Auteur(s): K. Taki (Japan), S. Mormede (New Zealand) and T. Ichii (Japan)
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Revised proposal for the ongoing research plan on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b (2016/17–2020/21)
this research plan in 2015 and a joint proposal was submitted for the first time in 2016 (WG-SAM-16/06 ... and WG-FSA-16/33 Rev. 1) for a period of 5 years. The proposal submitted here has been substantially ... revised to address the concerns expressed at WG-FSA 2019 and SC-CAMLR-XXXVII (para. 3.158). We followed ... and improved the revised research plan presented in SC-CAMLR-XXXVII Annex 12 and redefined slightly ...
Meeting Document : WG-SAM-2019/08 : Auteur(s): Delegations of Japan and France
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Feeding ecology of the two sympatric fish species Notothenia rossii and N. coriiceps from western Antarctic Peninsula: a fatty acids and stable isotopes approach
useful tool to elucidate the flow of energy and trophic interactions in an ecosystem and to analyse the ... - Notothenia rossii and N. coriiceps – that are key components in the inshore ecosystem of the South Shetland ... Islands. For both nototheniids, potential food sources from the benthic community (algae, amphipods ... , polychaetes and gastropods) were screened in order to re-evaluate their trophic position (TP) and the energy ...
Meeting Document : WG-FSA-2019/26 : Auteur(s): E. Moreira, M. Novillo, K. Mintenbeck, E. Barrera-Oro and M. De Troch
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Engaging ‘the crowd’ in citizen science and remote sensing to learn about habitat affinity of two Southern Ocean seals
presence/absence patterns of the Weddell seal (Leptonychotes weddellii), and has recently been adapted for ... crabeater seals (Lobodon carcinophagus) in the Weddell Sea region. Satellites Over Seals provides an ... and crabeater seals. Using high-resolution satellite imagery (VHR; 0.3–0.6 m resolution) and the ... online platform, Tomnod, to host VHR for the public (i.e. “the crowd,”) to search, we collected presence ...
Meeting Document : WG-EMM-2019/37 : Auteur(s): M.A. LaRue, D.G. Ainley, J. Pennycook, K. Stamatiou, M. Dozier, J. Saints, L. Sales, N. Nur, S. Stammerjohn and L. Barrington
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Analysis and modelling of the Soviet Southern Ocean krill fleet
Paper Title: Analysis and modelling of the Soviet Southern Ocean krill fleet Abstract ... / Description: The first part of this document contains an analysis of data pertaining to the Soviet krill ... fleet. The data base consists of the records of 12 different cruises by 8 different research vessels ... between 1981 and 1984. The data are analyzed according to operational characteristics of the fishing ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 127–235 : Auteur(s): Mangel, M.