Résultats de la recherche
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How fishing and marine protection can coexist in the Southern Ocean: An economic analysis of the Ross Sea and East Antarctic MPA proposals
Antarctic toothfish (Dissostichus mawsoni) and Antarctic krill (Euphausia superba). The paper concludes that ... be substantial, while having little impact on current fishing as effort can either be relocated or ... would not be affected. The MPA proposals in waters governed by the Commission for the Conservation of ... is important to note that the fisheries currently operating in these waters represent a small ...
Meeting Document : CCAMLR-XXXV/BG/23 Rev. 1 : Auteur(s): Submitted by ASOC
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Stock assessment of the Patagonian toothfish, Dissostichus eleginoides, harvested by the French fishery at Kerguelen Islands (Division 58.5.1 of the CCAMLR)
-liners, fulfils the CCAMLR management rules. However, these results should be considered with caution and ... Island (division 58.5.1 of the CCAMLR) was undertaken with the modeling software CASAL, using different ... iteratively estimated process error was applied to the length frequency data. With an initial biomass of about ... 200,000 tons, the modeling tends to present results which are consistent with the stock assessments ...
Meeting Document : WG-FSA-11/28 : Auteur(s): A. Relot-Stirnemann (France)
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Antarctic krill fisheries management and the need to retain CM 51-07
Abstract: ASOC strongly supports the recommendation of WG-EMM-16 that Conservation Measure 51-07 ... should be retained while alternative strategies and feedback management (FBM) are under evaluation ... . Discussions at WG-EMM-16 provided further evidence that concentrating krill fishing operations in areas being ... , CM 51-07 has minimized the risks of localized krill depletion and therefore should not be allowed to ...
Meeting Document : SC-CAMLR-XXXV/BG/17 : Auteur(s): Submitted by ASOC
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Diving pattern and performance in nonbreeding gentoo penguins (Pygoscelis papua) during winter
, and compared foraging behavior with that of breeding (chick-rearing) birds. Foraging was highly ... diurnal with 98% of foraging trips completed during the same day. Foraging-trip frequency was 0.8/day ... patterns, averaging 10-20 m at dawn and dusk and 70-90 m at midday. These results are consistent with the ... of Gentoo Penguins (including study birds). We suggest that shallow dives are mainly searching dives ...
Meeting Document : WG-CEMP-92/37 : Auteur(s): T.D. Williams (United Kingdom), A. Kato (Japan), J.P. Croxall (United Kingdom), Y. Naito (Japan), D.R. Briggs, S. Rodwell and T.R. Barton (United Kingdom)
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The Future of Antarctica Forum: distinguishing climate change impacts from other impacts in the Antarctic Peninsula
Abstract: The paper reports on the outcomes of the first Future of Antarctica Forum that ... Oceanites, Inc. convened and held February 28 – March 9, 2016 in the Antarctic Peninsula, and work that has ... made it clear that they have shared objectives. All stakeholder participants agreed on the importance ... challenge to bring together and analyse relevant data, with assistance as possible from the Forum ...
Meeting Document : CCAMLR-XXXV/BG/14 : Auteur(s): Submitted by Oceanites, Inc.
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Research plan for toothfish in Divisions 58.4.4a and b by Shinsei Maru No. 3 in 2011/12
, tagging rate of 5 fish / ton will be conducted. The comparison test with the experimental gear, which ... 2010/11 fishing season with the aims of providing the data required for assessments of the population ... to continue the mark-recapture experiment in SSRUs B and C in the 2011/12 season, with nearly same ... survey design as in the 2010/11. A total of 71 research hauls will be allocated in the same locations on ...
Meeting Document : WG-SAM-11/07 : Auteur(s): Delegation of Japan
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To what extent do type C killer whales (Orcinus orca) feed on Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica?
toothfish with silverfish and other prey shows that toothfish represent a high-energy food resource of much ... 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 ... whole ecosystems. There is circumstantial evidence that suggests that toothfish are an important prey ...
Meeting Document : WG-EMM-13/29 : Auteur(s): L. Torres, M.H. Pinkerton (New Zealand), R. Pitman, J. Durban (USA) and R. Eisert (New Zealand)
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CCAMLR-IWC Export Group Report: Primary Productivity and Phytopalnkton
ecosystem and biogeochemical models for the Southern Ocean is presented, with a focus on those models that ... Abstract: This report summarizes the satellite ocean color (chlorophyll) data that are currently ... available, from missions beginning with the Coastal Zone Color Scanner in the late 1970s through to the ... SeaWiFS and MODIS sensors that have been providing data for the last ten years. The characteristics of ...
Meeting Document : CCAMLR-IWC-WS-08/13 : Auteur(s): Matear, R., Mongin, M., Lovenduski, N., Strutton, P.
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PRELIMINARY ASSESSMENT OF TOOTHFISH IN SUBAREA 48.3
lognormal recruitment suggest a long-term yield of 3900 t. Using a recent subset of estimated cohorts ... suggests a lower yield. Author(s): D.J. Agnew and T. Peatman (United Kingdom) Title: PRELIMINARY ...
Meeting Document : WG-FSA-09/28 Rev. 1 : Auteur(s): D.J. Agnew and T. Peatman (United Kingdom)
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Stock assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Kerguelen Islands (Division 58.5.1) after the 2013 POKER Biomass survey
provide potential yields, a catch limit of 840 t is recommended for 2014 and 580 t for 2015. Author(s ...
Meeting Document : WG-FSA-14/11 : Auteur(s): R. Sinegre and G. Duhamel (France)