Résultats de la recherche
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Committee for Environmental Protection: 2014 Annual Report to the Scientific Committee of CCAMLR
Abstract: Cooperation between the Scientific Committee of CCAMLR (SC-CAMLR) and the Committee for ... Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit of ... between the Chairs of the CEP and SC-CAMLR, the report of the CEP meeting is presented to SC-CAMLR by the ... CEP Observer to SC-CAMLR and the report of the meeting of SC-CAMLR is presented to the CEP by the SC ...
Meeting Document : SC-CAMLR-XXXIII/BG/13 : Auteur(s): CEP Observer to SC-CAMLR (Dr P. Penhale, USA)
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Quantifying the impacts of ice on demersal longlining; a case study in CCAMLR Subarea 88.1
Abstract: The effect of sea ice is acknowledged as a major influence on fishing operations in ... provide a method to quantify the effect of sea-ice on fishing. We discuss the ways in which ice effects ... fishing operations and the result of these impacts on fishing such as the time required to reach the catch ... limit and compression of fishing effort due to a reduction in fishing ground extent in years when sea ...
Meeting Document : WG-FSA-14/55 Rev. 1 : Auteur(s): J.M. Fenaughty and S.J. Parker (New Zealand)
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Modelling the circumpolar distribution of Antarctic toothfish using correlative species distribution modelling methods
used to predict the circumpolar distribution of habitat suitability for Antarctic toothfish. Potential ... are the types of CCAMLR data (i.e. presence of the species and/or attributes) and modelling algorithms ... suggested and highlighted for discussion. Preliminary results are provided to demonstrate the application of ... (bathymetry and latitude) and default model settings were used. Evaluation of prediction accuracy included a ...
Meeting Document : WG-FSA-14/65 : Auteur(s): L.M. Robinson, K. Reid (Secretariat)
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Possible options for the future management of the Antarctic krill fishery in Subarea 48.2
that might facilitate the development of new management procedures for the krill fishery in Area 48. In ... 2014, the state of ecological knowledge for Subarea 48.2 was reviewed, and it was suggested that the ... development of any new management approaches would be highly improbable based on the current level of ... ecological knowledge base, but that this would take time, especially in the context of climate change. Here ...
Meeting Document : WG-EMM-15/10 : Auteur(s): P.N. Trathan (United Kingdom), O.R. Godø (Norway) and S.L. Hill (United Kingdom)
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Linking acoustic scattering coefficient to krill fishery data: feasibility of estimating krill abundance using fishing survey
ecosystems and supports different levels of predators. It is also an important economic species for Antarctic ... between the acoustic scattering coefficient of krill swarms and catch, catch per unit effort (CPUE), catch ... per unit fishing area (CPUA) were studied for better understanding the feasibility of assessing krill ... abundance based on fishery data. The results showed that average catch of daytime trawls was significantly ...
Meeting Document : WG-EMM-17/44 : Auteur(s): T. Wang, G.P. Zhu, J.F. Tong and L.X. Xu
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Committee for Environmental Protection: 2017 Annual Report to the Scientific Committee of CCAMLR
Abstract: Cooperation between the Scientific Committee of CCAMLR (SC-CAMLR) and the Committee for ... Environmental Protection (CEP) has been steadily increasing over the last few years to the mutual benefit of ... between the Chairs of the CEP and SC- CAMLR, the report of the CEP meeting is presented to SC-CAMLR by the ... CEP Observer to SC-CAMLR and the report of the meeting of SC-CAMLR is presented to the CEP by the SC ...
Meeting Document : SC-CAMLR-XXXVI/BG/08 : Auteur(s): CEP Observer to SC-CAMLR (Dr P. Penhale, USA)
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Proposal to modify Conservation Measure CM 24-02 regarding the use of a streamer line
Abstract: The activities of the CCAMLR to minimize incidental mortality of seabirds in the course ... of longline fishing or longline fishing research in the Convention Area are carried out by means of ... : a) use a streamer line and b) control of the longline weighting rate. Currently, according to CM 24 ... paragraphs 2, 3 and 4). Thus, the use of a streamer line becomes meaningless for any vessels using longline ...
Meeting Document : WG-FSA-17/24 : Auteur(s): Y. Korzun and S. Kasatkina
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Coastal weather drives foraging behaviour of chinstrap penguins, Pygoscelis antarctica
indicators because their performance is presumed to be linked to the overall function of the ecosystem that ... supports them. In the southwest Atlantic sector of the Southern Ocean, Antarctic krill (Euphausia superba ... indices of krill predators have been proposed as a proxy for krill abundance. However, there are several ... potentially confounding sources of variability that might impact predator performance such as the effects of ...
Meeting Document : WG-EMM-18/P14 : Auteur(s): A.D. Lowther, P. Trathan, A. Tarroux, C. Lydersen and K.M. Kovacs
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Annual report of research fishing operations at Division 58.4.3a in the 2017/18 fishing season
Abstract: This paper presents the annual report of a multi-Member longline survey on Patagonian ... tonnes of D. eleginoides in 58.4.3a. The data set, C2 and Observer data, were provided by the CCAMLR ... used for reporting the quantity of data, samples collected, and results of analysis as a progress ... fishing season which means that some data may not be reflected in tables and figures at the time of ...
Meeting Document : WG-FSA-18/50 : Auteur(s): Delegations of France and Japan
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Meta-analysis of catch reporting in CCAMLR exploratory fisheries
Abstract: The Secretariat has prepared a meta-analysis of the target and by-catch reported in ... CCAMLR exploratory fisheries (as an update to WG-FSA-15/04 Rev. 1). The number of fish belonging to ... target species divided by the total number of fish caught (the target catch ratio) is used as simple ... metric of the relative level of target and by-catch reported for each haul. This index showed little ...
Meeting Document : WG-FSA-18/14 : Auteur(s): CCAMLR Secretariat