Resultados de la búsqueda
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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 : Autor(es): 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 : Autor(es): Submitted by ASOC
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The diet of the blue-eyed shag Phalacrocorax atriceps during summer at Nelson Island, Antarctica: temporal variations and consumption rates
Abstract: One hundred and thirty nine stomach contents of the blue-eyed shag Phalacrocorax ... important by number (60%). The mean mass of the stomach contents was 220 g, whereas the mean number of fish ... was 7.4 (range 1-34). Eight hundred and sixty four bird h-1 of observations on 5-7 nests showed that ... . Author(s): Silva, P., Barrera-Oro, E., Casaux, R., Favero, M., Coria, N. Title: The diet of the blue ...
Meeting Document : WG-EMM-95/82 : Autor(es): Silva, P., Barrera-Oro, E., Casaux, R., Favero, M., Coria, N.
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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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): CCAMLR Secretariat
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Habitat use of type – C killer whales (Orcinus orca) in the Ross Sea, Antarctica
the horizontal behaviour of tagged whales. The Bayesian state-space model revealed discrete, largely ... non-overlapping Areas of Restricted Search (ARS) of killer whales along the coastline which matched ... the pattern of deeper dives thus indicating possible feeding grounds along the Ross Sea coast ... . L. Pitman and S. Panigada Title: Habitat use of type – C killer whales (Orcinus orca) in the Ross ...
Meeting Document : WG-EMM-2019/08 : Autor(es): G. Lauriano, E. Pirotta, T. Joyce, R. L. Pitman and S. Panigada