Résultats de la recherche
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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 : Auteur(s): 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 : 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
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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 : Auteur(s): G. Lauriano, E. Pirotta, T. Joyce, R. L. Pitman and S. Panigada
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Movements of tagged Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.6 in relation to stock structure hypotheses
Abstract: We examined movements of tagged Antarctic toothfish (Dissostichus mawsoni) for subarea ... 48.6 in relation to life history hypotheses. Most of long-distance movements occurred in westward ... (Söffker et al., 2018). Meanwhile, no migrations of tagged fish between northern seamounts (research blocks ... feeding grounds, respectively, have been observed to date. The lack of tag movement between the two areas ...
Meeting Document : WG-FSA-2019/05 : Auteur(s): T. Ichii, M. Okazaki, T. Okuda and S. Somhlaba
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Research and monitoring by New Zealand and Italy in support of the Ross Sea region Marine Protected Area
Sea region Marine Protected Area (RSRMPA). Annex B of this CM specifies the RSRMPA specific objectives ... that should be addressed. We recall the objectives of the RSRMPA and the research questions for ... research outcomes relevant to the objectives of the RSRMPA. Author(s): Delegations of New Zealand and ... Italy Title: Research and monitoring by New Zealand and Italy in support of the Ross Sea region Marine ...
Meeting Document : SC-CAMLR-38/BG/25 Rev. 1 : Auteur(s): Delegations of New Zealand and Italy