Résultats de la recherche
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The toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2016/17
plan since the 2015 fishing season. The aim of the research plan is to collect sufficient information ... to carry out a reliable stock assessment of the toothfish stock in that area. In this report, we ... precautionary. In the 2016 and 2017 seasons, a total of 19 tagged fish (excluding within season recaptures) were ... recaptured in the research blocks in the South Amundsen Sea region, confirming the utility of the research ...
Meeting Document : WG-FSA-17/39 : Auteur(s): S. Parker and S. Mormede
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Seconde évaluation de la performance de la CCAMLR
The Commission for the Conservation of the Antarctic Living Marine Resources (CCAMLR) undertook a ... second Performance Review (CCAMLR-XXXV, Annex 8). The Second Performance Review (PR2) of CCAMLR was ... assessment was based on the full suite of recommendations from PR1, guided by, but not limited to, the ... Secretariat matrix on the status of recommendations maintained on the website. Special attention was devoted ...
Page : Site Section: The Organisation
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New Zealand research voyages to the Ross Sea region in 2018 and 2019
Abstract: This paper provides a summary of research carried out during New Zealand’s 2018 voyage ... to the Ross Sea region, and gives notice of a New Zealand 2019 research voyage to the Ross Sea region ... monitor outflow of Antarctic Bottom Water at the continental shelf-break in the Cape Adare region; (2 ... ) surveys of seabed habitats and fauna at previously un-surveyed sites on Iselin Bank, Scott C seamount, and ...
Meeting Document : WG-EMM-18/02 : Auteur(s): D. Bowden, R. O’Driscoll and M.H. Pinkerton
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Research results from the SPRFMO exploratory fishing program for Antarctic toothfish 2016 and 2017
August 2016 (Fenaughty et al. 2016) and September 2017. Analysis of the information collected showed high ... catch rates of post-spawning Antarctic toothfish, similar in magnitude to catch rates in the north ... region of CCAMLR subareas 88.1 and 88.2. The toothfish catch was almost entirely Antarctic toothfish ... except for two juvenile Patagonian toothfish. Sex ratios showed a high proportion of males to females ...
Meeting Document : WG-FSA-18/39 : Auteur(s): J.M. Fenaughty, M. Cryer and A. Dunn
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Stable isotope analysis reveals trophic variation in adult Antarctic krill (Euphausia superba) around the Antarctic Peninsula from austral fall to early winter
ecosystem and an important link in the food web of the Antarctic ecosystem. The trophic information for this ... of both spatial and temporal variables. We investigated the size dependence and monthly and regional ... variation in δ 13 C and δ 15 N values of adult krill in the Antarctic Peninsula, in the austral fall (April ... to May) and the early winter (June). We aimed to examine the trophic variations of krill occurred ...
Meeting Document : WG-EMM-2019/P03 : Auteur(s): H.T. Zhang, G.P. Zhu, Q. Song, S.Q. Wang, Y. Yang and Q.Y. Yang
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Report on fish by-catch during exploratory fishing activities in Division 58.4.3a (Elan Bank) between 2008 and 2018
Abstract: We report on objective 2 “inform estimations of the distribution, relative abundance ... , and life history of the main bycatch species” of the suspended research plan on Patagonian toothfish ... -annual variations in bycatch patterns, spatial distribution and biological parameters of the main bycatch ... strong effects of gear and bathymetry on bycatch composition and biomass. As shown in others regions ...
Meeting Document : WG-FSA-2019/56 : Auteur(s): C. Péron, C. Chazeau, N. Gasco and F. Massiot-Granier
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An integrated stock assessment for the Crozet Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Subarea 58.6
(Dissostichus eleginoides) fishery of the Crozet Islands, CCAMLR sub-area 58-6, with data up to the end of the ... season 2018/2019 (End of August 2019). This updated assessment model is based on the best available data ... data that account for fish removals (fishing mortality and depredation) and support the estimation of ... ) updated growth curve and (3) legal catches taken on the adjacent waters of Del Cano rise, outside the ...
Meeting Document : WG-FSA-2019/57 Rev. 1 : Auteur(s): F. Massiot-Granier, G. Duhamel and C. Péron
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An integrated stock assessment for the Kerguelen Island EEZ Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.1
(Dissostichus eleginoides) fishery of the Kerguelen Islands EEZ, CCAMLR Division 58.5.1. It includes commercial ... fishery data up to the end of the season 2018/2019 (end of August 2019). The updated assessment model is ... support the estimation of year class strenght (YCS) and selectivity functions. Compared to the previous ... of estimation. All model runs were conducted with the CASAL 2.30 2012-03-21 rev. 4648, that was ...
Meeting Document : WG-FSA-2019/58 : Auteur(s): F. Massiot-Granier, G. Duhamel and C. Péron
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OCEAN-BOTTOM KRILL SEX
Abstract: For the first time the entire sequence of the mating behaviour of Antarctic krill ... mating can take place near the seafloor at depths of 400–700 m. This observation challenges the generally ... accepted concept of the pelagic lifestyle of krill. The mating behaviour observed most closely resembles ... the mating behaviour reported for a decapod shrimp (Penaeus). The implications of the new observation ...
Meeting Document : WG-EMM-11/P7 : Auteur(s): S. Kawaguchi, R. Kilpatrick, L. Roberts, R.A. King and S. Nicol
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CCAMLR fisheries: 2006 update
Abstract: Information on CCAMLR fisheries of relevance to the work of WG-FSA is summarised, and ... -related information can be found in WG-FSA-06/36, 06/37, 06/38 (summaries of observer data), SC-CAMLR-XXV ... /BG/1 rev.1 (catches in the Convention Area) CCAMLR-XXV/16 (summary of notification for new and ... exploratory fisheries), WG-FSA-06/11 (estimates of IUU catches) and CCAMLR-XXV/BG/3 (implementation of ...
Meeting Document : WG-FSA-06/4 : Auteur(s): Secretariat