Résultats de la recherche
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A preliminary population status model for the Patagonian toothfish, Dissostichus eleginoides, on the Kerguelen Plateau (Divisions 58.5.1 and 58.5.2) using CASAL
region. This paper describes the development of a CASAL model incorporating data from research ... Patagonian toothfish (Dissostichus eleginoides) fishery in the Southern Ocean outside of the Atlantic sector ... . Analysis of genetic, demographic and tagging data indicates that toothfish form a metapopulation in this ... step forward in understanding the dynamics and current status of toothfish across the Kerguelen Plateau ...
Meeting Document : WG-SAM-11/20 : Auteur(s): S.G. Candy (Australia), A. Relot, G. Duhamel (France), D.C. Welsford, A.J. Constable, T.D. Lamb (Australia), P. Pruvost and N. Gasco (France)
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Krill caught by predators and nets: differences between species and techniques
Abstract: Samples of Antarctic krill collected from six seabird species and Antarctic fur seal ... the same time. The length-frequency distribution of krill was broadly similar between predators and ... that foraging techniques were more important than foraging location in influencing the type of krill in ... this time of year may reflect some combination of selectivity by predators and superior escape ...
Meeting Document : WG-EMM-96/09 : Auteur(s): Hill, H.J., Reid, K., Trathan, P.N., Croxall, J.P.
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Comparisons in diet between diurnal and overnight foraging chinstrap penguins at Seal Island
Abstract: Diets of diurnal and overnight foraging chinstrap penguins (Pygoscelis antarctica ... ) breeding at Seal Island during chick-brooding period of 1988/89, 1989/90, 1993/94 and 1994/59 were analyzed ... their diets but fish constituted 0-1 % and 14-45 % of the diet of diurnal and overnight foragers ... respectively. The highest intake of fish was observed in 1993/94 when krill abundance was very low. Calorific ...
Meeting Document : WG-EMM-96/55 : Auteur(s): Hayashi, T., Ichii, T., Cameron, M.F., Miura, A., Jansen, J.K., Bengtson, J.L., Boveng, P.
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Marine debris collected at Cape Shirreff, Livingston Island, during the Antarctic season 1993/94
Abstract: As a complementary activity related to demographic studies on the population of ... Arctocephalus gazella, and with the purpose of having a baseline zero for further studies using the guidelines ... prepared by the CCAMLR Secretariat, a survey to develop a complete collection of marine debris and heavy ... garbage from the beaches of Cape Shirreff was intended to carry out during the Antarctic season 1993-94 ...
Meeting Document : CCAMLR-XIII/BG/17 : Auteur(s): Delegation of Chile
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A proposal for a research plan for the exploratory longline fishery for Dissostichus spp. in 2013/14 in Division 58.4.3a
WG-FSA 2012 and to progress on modeling tools in order to improve the estimation of current biomass ... . An update of the assessment of Dissostichus eleginoides using a CASAL model and a simple Petersen ... assessment of the stock in 2012 has been retained and updated with a small number of changes to try to ... improve the fit of the model. B 0 is estimated at around 1,400 tonnes and B 2013 /B 0 at around 85 ...
Meeting Document : WG-FSA-13/04 : Auteur(s): A. Rélot-Stirnemann - Submitted on behalf of France
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Report on an Antarctic cetacean survey on board a Chilean fishing vessel in February 2016
. A total of 44 fin whale (Balaenoptera physalus) groups comprising 61 individuals were recorded on ... effort, and a total of 28 humpback whale (Megaptera novaeangliae) groups comprising 47 individuals. A ... , 35 sightings of mainly mixed-species groups and feeding aggregations of large whales were observed ... , comprising 217 individuals, including calves of both humpback and fin whales. The preliminary results of the ...
Meeting Document : WG-FSA-16/19 : Auteur(s): S. Viquerat, H. Herr, K.-H. Kock and P. Arana
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Observation on the interactions between marine mammals and mid-water krill trawl
conducted visually with the aid of a SLR Camera and a Marine Binocular. Sea surface observation in Subarea ... 48.3 showed that the number of fur seal (Arctocephalus gazelle) around the fishing vessel increased ... from late July to August then decreased in September, and over 85% of the fur seals was observed ... chasing the trawl behind the codend during retrieving of the net. Although large number of Antarctic fur ...
Meeting Document : WG-FSA-2019/60 : Auteur(s): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu
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DOCEP
Full Name: Workshop for the Development of a Compliance Evaluation Procedure Location: Bergen ... Meeting documents Doc Number Title DOCEP-09/01 DRAFT AGENDA FOR THE WORKSHOP ON THE DEVELOPMENT OF A ... COMPLIANCE EVALUATION PROCEDURE (DOCEP) DOCEP-09/02 List of participants DOCEP-09/03 List of documents DOCEP ... -09/04 ASSESSING COMPLIANCE PERFORMANCE OF CCAMLR CONTRACTING PARTIES Secretariat DOCEP-09/05 ...
Meeting
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Developing and applying a general abundance estimator for land-based predator surveys: Adélie penguins as a case study
Abstract: The development of a general estimator of abundance would facilitate a standardised ... approach to regional and circum-Antarctic surveys of land-based predators. Such a generalised estimator is ... outlined, and its applicability illustrated by adapting it to the specific problem of estimating the ... abundance of Adélie penguins at regional scales in Antarctica, given a range of logistical scenarios and ...
Meeting Document : WG-EMM-04/56 : Auteur(s): C. Southwell (Australia)
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Fishery information for WG-FSA-03
Abstract: Summary information on CCAMLR fisheries of relevance to the work of WG-FSA is presented ... (summaries of observer data), SC-CAMLR-XXII/BG/1 (catches in the Convention Area) SC-CAMLR-XXII/BG/9 (summary ... of notification for new and exploratory fisheries), SCIC-03/5 (estimates of IUU catches) and CCAMLR ... -XXII/BG/8 (implementation of conservation measures). Author(s): Secretariat Title: Fishery ...
Meeting Document : WG-FSA-03/6 : Auteur(s): Secretariat