Résultats de la recherche
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Observations on the diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Statistical Subarea 88.1)
Abstract: The diet of Antarctic toothfish Dissostichus mawsoni captured by bottom longline in the ... 62–197 cm TL. A high proportion of stomachs sampled were empty (34% in 2001 and 49% in 2002) and the ... remaining stomachs often contained prey in advanced stages of digestion, making prey identification ... difficult. Fish were the most important prey category (86% of stomachs in 2001 and 78% in 2002), in ...
Meeting Document : WG-FSA-02/15 : Auteur(s): J.M. Fenaughty, D.W. Stevens and S.M. Hanchet (New Zealand)
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Antarctic toothfish and macrourids are likely important prey of Arnoux’s beaked whales in the Ross Sea region
Abstract: On the basis of circumstantial evidence, an elevated likelihood exists that Antarctic ... in the diet of the Arnoux’s beaked whale (Berardius arnouxii), which is a component of the Ross Sea ... macrourids are likely important prey of Arnoux’s beaked whales in the Ross Sea region Approval: Approved ...
Meeting Document : WG-EMM-09/15 : Auteur(s): R.L. Brownell Jr and D.G. Ainley (USA)
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DEMOGRAPHIC STUDIES OF ANTARCTIC KRILL IN THE SOUTH ORKNEY ISLANDS AREA 2009, FIELDWORK AND PRELIMINARY RESULTS
maturation stages was determined from 4678 individuals and consisted of ~19% juvenile and sub adults, ~17 ... % adult males and ~64% adult females (overall adult sex ratio: 1:4). The proportion of immature krill was ... similar throughout the study period; whereas the proportion of males decreased and the female proportion ... increased. This field work was part of the Antarctic Krill and Ecosystem Studies (AKES) and the purpose was ...
Meeting Document : WG-EMM-09/10 : Auteur(s): B.A. Krafft and G. Skaret (Norway)
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PROTECTING THE SOUTHERN OCEAN WHALE SANCTUARY: DEVELOPMENT OF A MANAGEMENT PLAN
Abstract: ASOC submitted a paper to the June meeting of the International Whaling Commission in ... updated version of the paper, which is now in circulation to all of the governments participating in the ... foundation for further collaborative work., and looks forward to the report of that workshop and future joint ... OF A MANAGEMENT PLAN Approval: Approved Secretariat Workflow Status: Content Approved Document ...
Meeting Document : CCAMLR-XXVII/BG/29 : Auteur(s): Submitted by ASOC
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Short communication: Diet composition of deepwater icefish Chionobathyscus dewitti Andriashev et Neelov, 1978 (Chionobathyscus, Channichthyidae) from the Ross Sea area
Abstract: For the first time the study of diet composition of deepwater icefish Chionobathyscus ... analyzed icefish individuals were taken from stomachs of toothfish caught in the Ross Sea in 2010 from ... : Diet composition of deepwater icefish Chionobathyscus dewitti Andriashev et Neelov, 1978 ...
Meeting Document : WG-FSA-10/11 : Auteur(s): A.F. Petrov (Russia)
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Comparison of Champsocephalus gunnari catches in Subarea 48.3 from1994–97 and 2013 cruises
Abstract: The local densities of Champsocephalus gunnari observed in the 2013 survey are ... sampled was found. The comparison of the length distribution functions suggests that the stock depletion ... in the early 1990’s was due to recruitment collapse, probably a consequence of overfishing. Author(s ... ): E. Marschoff and P. Martínez (Argentina) Title: Comparison of Champsocephalus gunnari catches in ...
Meeting Document : WG-FSA-13/65 : Auteur(s): E. Marschoff and P. Martínez (Argentina)
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Size-age composition and growth of Antarctic toothfish Dissostichus mawsoni in the Weddell Sea
for the first time since fishery of Dissostichus mawsoni began. It has allowed extending a sampling ... area on biology of this species. In particular, size-age and growth samples of the Antarctic toothfish ... : Size-age composition and growth of Antarctic toothfish Dissostichus mawsoni in the Weddell Sea Approval ...
Meeting Document : WG-FSA-13/16 : Auteur(s): E.N. Kyznetsova, A.F. Petrov and I.I. Gordeev (Russia)
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Preliminary modelling of potential climate-change impacts on krill and a krill-dependent predator in CCAMLR Subareas 48.1 to 48.3
assessed the potential consequences of these impacts for both the krill stock and its dependent predators ... biomass of krill as well as the abundance of krill-dependent predators. These outcomes have implications ... modelling of potential climate-change impacts on krill and a krill-dependent predator in CCAMLR Subareas ... : Content Approved Delegation responsibility for releasing documents: United States of America ...
Meeting Document : WG-EMM-16/53 : Auteur(s): E.S. Klein, S.L. Hill, G.M. Watters and J.T. Hinke
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CEMP data inventory/summary and updated spatial analysis of Area 48
Abstract: This paper reports on available CEMP data and details of use as a guide for CEMP ... Area 48 in order to compare patterns of inter-annual variability. Spatial analysis shows evidence of ... concordance of response to changes in the ecosystem between sites by Subarea, suggesting CEMP data are ... updated spatial analysis of Area 48 Microsoft Word File: emm-18-44.docx Approval: Approved Secretariat ...
Meeting Document : WG-EMM-18/44 : Auteur(s): CCAMLR Secretariat
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Estimates of local biomass with uncertainty for Antarctic (Dissostichus mawsoni) and Patagonian (D. eleginoides) toothfish in research blocks in Subareas 48.6 and 58.4
Abstract: Local biomass of toothfish in research blocks in Subareas 48.6 and 58.4 have been ... of WG-SAM. The trend analysis decision rules developed by WG-FSA 17 were applied to provide catch ... and 486_4. However, as the trend in all three of these research blocks was declining the revised catch ... limit is determined as 0.8 times the existing catch limit. The revised catch limits for all but one of ...
Meeting Document : WG-FSA-18/12 : Auteur(s): CCAMLR Secretariat