Résultats de la recherche
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Diet overlap among top predators at the South Orkney Islands, Antarctica
fish, which increases the re-occurrence of these preys in the diets. Our samples suggest the recovery ... analyzed diet information on nine bird and two seal species collected in the austral summer from 1996 to ... 2000 at South Orkney Islands. Overall, the diet of most of the predators was mainly composed of krill ... , fish or penguins. The re-occurrence of prey among predators was intermediate and ranged from 25.3 to ...
Meeting Document : WG-EMM-18/04 : Auteur(s): M.L. Bertolin and R. Casaux
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Chlorophyll distributions around the South Shetland Islands
patterns around the South Shetland Islands in the Antarctic survey of R/V the Kaiyo Maru from 13 December ... 1990 to 11 January 1991 (Leg I) and from 16 January to 11 February 1991 (Leg II). In the north of ... Abstract: Aim of this document is to supply a short information of chlorophyll distribution ... Livingston Island, high chlorophyll a concentration and low POC/chlorophyll a ratio in Leg II and low ...
Meeting Document : WG-KRILL-93/23 : Auteur(s): H. Ishii, T. Ichii and M. Naganobu (Japan)
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Antarctic Climate Change and the Environment – 2019 Update
, published by SCAR in 2009 (Turner et al. 2009), with an update of the key points in 2013 (Turner et al. 2014 ... abreast of recent advances in climate science, with a particular focus on Antarctic climate change and the ... Abstract: This update by SCAR on recent advances in our understanding of climate change across ... ecosystems, builds on the material included in the Antarctic Climate Change and the Environment (ACCE) report ...
Meeting Document : SC-CAMLR-38/BG/17 : Auteur(s): Submitted by SCAR
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Brief report on scientific observation on the fishery vessel Mellas (FAO Statistical Area 41, January to July 2006)
Abstract: Materials on results of scientific observation in fishery cruise on the longliner ... ) fisheries are submitted. The data on volume of the biological material collected in the cruise, the data on ... “Mellas”, operating under the Ukrainian flag in FAO statistical area 41 in the southwest Atlantic outside ... exclusive (sea) economic zones of the foreign states at Patagonian toothfish (Dissostichus eleginoides ...
Meeting Document : WG-FSA-06/13 : Auteur(s): S. Usachev (Ukraine)
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Operational interactions between cetaceans and the Patagonian toothfish (Dissostichus eleginoides) industrial fishery off Southern Chile
100%. Considering that in 153 (84%) of the effectively monitored sets no interaction whatsoever was ... higher frequency than any other species during fishing operations. In 60% of all monitored sets sperm ... whales were present, while orcas (Orcinus orca) were found in only 10% of these. When cetaceans were ... recorded and that the mode and median of the predation rate was 0, the global impact of cetaceans over the ...
Meeting Document : WG-FSA-03/95 : Auteur(s): R. Hucke-Gaete, C.A. Moreno and J.A. Arata (Chile)
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Documentation for the CCAMLR survey database and length-density analysis
because of the increasing quantity and diversity of survey data and their importance in the assessments of ... . While appropriate in earlier years, this procedure constricted the type of survey data that could be ... stored in the CCAMLR database and placed limitations of their interpretation. The Data Centre’s extensive ... work done, the structure of the new survey database, and the steps in the length-density analysis. The ...
Meeting Document : WG-FSA-00/11 : Auteur(s): Secretariat
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East Antarctica Planning Domain MPA Planning Reference Document #1: Draft MPA Report Part 1 – the Planning Domain and Candidate MPAs
following advice from Members of WG-EMM in 2014. This updated report is provided in three parts: Part 1- The ... Abstract: A draft MPA Report for the East Antarctica Planning Domain was submitted to WG-EMM in ... planning domain and candidate MPAs (WG-EMM-14/48, Sections 1, 2, and 3), Part 2- Description of the ... proposed EARSMPA, the individual MPAs and Activities in the Planning Domain (WG-EMM-14/48, Sections 1, 4, 5 ...
Meeting Document : SC-CAMLR-XXXIII/BG/38 : Auteur(s): Delegations of Australia and France
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The Antarctic toothfish: how common a prey for Weddell seals?
. In addition to past reports of isolated toothfish captures, the frequency of these observations and ... Weddell seals, and that the recent development of a toothfish fishery in the Ross Sea may have broader ... the quantity of toothfish captured lead us to suggest that this species is a significant prey item for ... impacts than expected. This is especially important in the McMurdo Sound region as toothfish are probably ...
Meeting Document : WG-EMM-07/P4 : Auteur(s): P.J. Ponganis and T.K. Stockard (USA)
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RAPID CLIMATE CHANGE AND LIFE HISTORY: HOW PLASTIC IS THE ADÉLIE PENGUIN?
rates and the age of first breeding show that Adélie populations do respond, in situ, to local climate ... Abstract: Climate change in the Antarctic is having major impacts on physical and biological ... to different environmental conditions over space and time. To assess the ability of the Adélie ... breeding success from long-term monitoring sites across the latitudinal range of Adélie habitats were ...
Meeting Document : WG-EMM-09/34 : Auteur(s): J. Hinke, S. Trivelpiece and W. Trivelpiece (USA)
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Proposal for a dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
. There are two main objectives of our survey: (1) estimation of krill biomass to update B 0 in the ... submitted to SG-ASAM-17 and the outcome of the discussion is reflected in this document. This document is ... Japan. No krill biomass has been estimated in the Division since 1996 when Australia carried out BROKE ... division and (2) oceanographic observations in the area to detect long term changes if any. Japanese ...
Meeting Document : WG-EMM-17/05 : Auteur(s): H. Murase, K. Abe, T. Ichii and A. Kawabata