Résultats de la recherche
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Report to CCAMLR-XXIX on the implementation of the Agreement on the Conservation of Albatrosses and Petrels
Abstract: ABSTRACT This paper reports on progress made by the Agreement on the Conservation of ... Albatrosses and Petrels (ACAP) on issues of particular relevance to the Commission. Since the last meeting of ... the CCAMLR Commission, ACAP held the fifth meeting of its Advisory Committee (AC5) and the third ... meeting of its Seabird Bycatch Working Group (SBWG3). At SBWG3, considerable progress was reported on ...
Meeting Document : CCAMLR-XXIX/BG/18 : Auteur(s): ACAP Secretariat
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Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models, including model validation
fishing effort. Further, we update this paper with a set of simulations using a range of simple and ... Abstract: An important management objective for CCAMLR in the high seas region of the Antarctic ... is to develop appropriate methods of monitoring and managing impacts of bottom fisheries on ... investigate a range of scenarios for simulating the effect and management of benthic impacts from longline ...
Meeting Document : WG-FSA-10/29 : Auteur(s): A. Dunn, S.J. Parker and S. Mormede (New Zealand)
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Assessment of the analysis of anomalous CPUE data from data-poor exploratory fisheries
data-poor exploratory fisheries (WG-FSA-12/07). Key points of the paper were presented and discussed ... (2013,April 29th- May 1st, Busan, Korea). This paper attempts to explain possible reasons of anomalous ... Abstract: The article is concerned with discussion of the Analysis of anomalous CPUE data from ... during the Workshop for the Analysis of the Anomalous High CPUE by Korean Vessels in the CCAMLR Area ...
Meeting Document : WG-SAM-13/16 : Auteur(s): V.A. Tatarnikov, A.F. Petrov and I.I. Gordeev (Russia)
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Updated models of the habitat use of Patagonian toothfish (Dissostichus eleginoides) on the Kerguelen Plateau around Heard Island and the McDonald Islands (Division 58.5.2)
(HIMI, Division 58.5.2). This paper provides a synthesis of the spatial distribution of the Patagonian ... (Dissostichus eleginoides) in the CCAMLR area, with landings of >5000 t.yr-1 from the French EEZ (Division ... quantify the effect of bathymetry in structuring the spatial distribution of different length classes and ... with depths suggesting spatial segregation of life stages. Spatial predictions showed that small ...
Meeting Document : WG-FSA-14/42 : Auteur(s): C. Péron and D.C. Welsford (Australia)
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Proposal of extension of research block 48.6_2 to complete planned research and examine the habitat model and the stock structure
Abstract: Here we propose the northeastward of research block of 48.6_2 along ridges to promote ... sufficient utilization of the catch limit, which enable us to complete planned research, evaluate the habitat ... model and elucidate stock structure. The distribution of densities (catch per haul in 20-minute grid) of ... its southeastern bank (south of ca. 55.2°S) with higher fish densities but scarce in the northern area ...
Meeting Document : WG-SAM-16/08 : Auteur(s): T. Namba, T. Ichii and K. Taki
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016 – Part C: Data analysis and MPA scenario development
Abstract: The Delegation of Germany presents to the Scientific Committee the scientific ... background in support of the development of a marine protected area (MPA) in the Weddell Sea planning area ... separate documents (Part A-C). SC-CAMLR-XXXV/BG/11 (Part A) sets out the general context of the ... establishment of CCAMLR-MPAs and provides the background information on the Weddell Sea MPA (WSMPA) planning ...
Meeting Document : SC-CAMLR-XXXV/BG/13 : Auteur(s): Delegation of Germany
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Features of chronology and breeding success of Pygoscelis papua and Pygoscelis adeliae penguins in the Wilhelm Archipelago (CCAMLR Subarea 48.1)
Abstract: We aim to investigate the qualitative changes in the habitats of two most common ... (Adelie) penguins in the CCAMLR Subarea 48.1 under the impact of climate changes and krill fishery. To ... minimize the effect of human disturbance on the breeding success and survival of chicks and avoid ... disturbance to the penguins, the new method of registration using time-lapse cameras have been installed in ...
Meeting Document : WG-EMM-18/P13 : Auteur(s): I.V. Dykyy, G.P. Milinevsky, O.L. Savitsky, D.G. Lutsenko, P.B. Khoetsky, M.F. Veselsky, V.M. Smagol, A.O. Dzhulay, J.V. Tsaryk, K.M. Nazaruk, A.T. Zatushevsky, A.O. Simon and M.A. Telipska
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Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2018
Abstract: The annual random stratified trawl survey (RSTS) of 2018 around Heard Island and ... McDonald Island (HIMI) in Division 58.5.2 took place from the end of March to the end of April, with the ... completion of 163 stations plus eight extra fine mesh hauls. The survey was conducted on the FV Atlas Cove ... . Sampling protocols such as the design and the duration of the hauls were similar to recent surveys, but ...
Meeting Document : WG-FSA-18/55 : Auteur(s): G. Nowara, T. Lamb and P. Ziegler
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Preliminary report of sound-speed contrast and density of krill measured on board RV Kaiyo Maru
Abstract: The target strength (TS) of Antarctic krill, Euphausia superba, is a scaling factor to ... improve the accuracy and precision of the TS value. Since in situ and experimental TS measurements of ... characteristics of the TS. For the calculation by the acoustical scattering model, the information of size ... , morphology, orientation, and material properties of krill are required. There are two important material ...
Meeting Document : WG-EMM-05/36 : Auteur(s): Y. Takao, H. Yasuma, R. Matsukura and M. Naganobu (Japan)
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Examination of the characteristics of the fishery for Dissostichus eleginoides in the CCAMLR Statistical Subarea 48.3 and its implications on estimating trends in catch per unit effort
eleginoides in Subarea 48.3. We concentrate on presenting the results of preliminary work on the potential ... effects of changing fishing patterns on the standardisation of the CPUE time series. We consider whether ... the spatial pattern of fishing might have changed over the years, whether the current measure of ... fishing effort (number of hooks on a line) has changed in its fishing properties over time, and if soak ...
Meeting Document : WG-FSA-SAM-05/17 : Auteur(s): A.J. Constable, S.G. Candy and B. Raymond (Australia)