Résultats de la recherche
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An identification of areas within the high seas of the Southern Ocean that would contribute to a representative system of marine protected areas
) for the Southern Ocean. Under the CCAMLR marine protected area (MPA) work schedule, two important ... ) for the Southern Ocean. Under the CCAMLR marine protected area (MPA) work schedule, two important ... the primary responsibility for developing a representative system of marine protected areas (RSMPA ... milestones for 2011 are the identification of candidate MPAs and the submission of MPA proposals to the ...
Meeting Document : WS-MPA-11/16 : Auteur(s): L.L. Douglass, D. Beaver, J. Turner and R. Nicoll (WWF–ASOC)
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An assessment of the use of ocean gliders to undertake acoustic measurements of zooplankton: the distribution and density of Antarctic krill in the Weddell Sea
deployed in the Weddell Sea, Southern Ocean. The glider was deployed for two short periods in January 2012 ... density estimates by up to 8-fold. Glider-based, echo-sounder–derived krill density profiles for the two ... Abstract: A calibrated 120 kHz single-beam echo-sounder was integrated into an ocean glider and ... significant difference from observed profiles. Simulated glider dives required at least an order of magnitude ...
Meeting Document : WG-EMM-14/P02 : Auteur(s): D. Guihen, S. Fielding, E. Murphy, K. Heywood and G. Griffiths
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Gentoo penguin Pygoscelis papua diet as an indicator of planktonic availability in the Kerguelen Islands
plankton availability (1987). On the other hand, a weaker correspondence was found during a year of ... of their diet may be used for monitoring these resources. During winter and spring of 1987 and 1989 ... changes in the availability of two prey species, Euphausia vallentini and Themisto gaudichaudii, sampled ... zooplankton derived from penguins' diet matched closely those from net hauls during a year of high ...
Meeting Document : WG-Joint-94/11 : Auteur(s): C.A. Bost, P. Koubbi, F. Genevois, L. Ruchon and V. Ridoux (France)
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An overview of the elasmobranch fish of the Southern Ocean
recorded, with skates (Rajiformes) the most speciose order. Two genera of skates are known (Amblyraja and ... . Author(s): J.R. Ellis, S.R. McCully, V.V. Laptikhovsky and R. Scott (United Kingdom) Title: An overview ... summarised, focusing on those aspects of the life history that may inform on assessment and management ...
Meeting Document : WG-FSA-13/28 : Auteur(s): J.R. Ellis, S.R. McCully, V.V. Laptikhovsky and R. Scott (United Kingdom)
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Results of an acoustic investigation of Antarctic krill, Euphausia superba, biomass-density in the Elephant Island area in January/February 2001
and processed according to protocols used for the CCAMLR 2000 Synoptic Survey. An average biomass ... Abstract: Results from an acoustic krill survey in the Elephant Island Area carried out Jan 27th ... density of 15.32 g/m2 and a standing stock (B0) of 1.7 million tonnes were estimated for the entire area ... stratum. The estimated average agrees well with estimates made by the U.S. AMLR program from two surveys ...
Meeting Document : WG-EMM-02/30 : Auteur(s): M.A. Thomasson (Sweden), J.H. Emery (USA), J. Rademan (South Africa), R.P. Hewitt (USA) and B.I. Bergström (Sweden)
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Reducing seabird by-catch with an underwater longline setting funnel
million hooks) over a two-year period. There was no evidence for lower catches or significantly higher ... in a demersal longline fishery for Patagonian toothfish Dissostichus eleginoides. The funnel, which ... , and its use for daytime sets should be closely monitored. Author(s): P. Ryan and B. Watkins (South ... Africa) Title: Reducing seabird by-catch with an underwater longline setting funnel Approval: Approved ...
Meeting Document : WG-FSA-00/29 : Auteur(s): P. Ryan and B. Watkins (South Africa)
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How fishing and marine protection can coexist in the Southern Ocean: An economic analysis of the Ross Sea and East Antarctic MPA proposals
Abstract: This paper discusses the two current marine protected area (MPA) proposals, for East ... Antarctica and for the Ross Sea, and assesses their potential economic impact on commercial fishing for ... the proposed MPAs will have a minimal impact on current overall catch limits for the target stocks ... when new catch spread scenarios are taken into account. For example, the Ross Sea Antarctic toothfish ...
Meeting Document : CCAMLR-XXXV/BG/23 Rev. 1 : Auteur(s): Submitted by ASOC
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POPULATION ASSESSMENTS OF GENTOO PENGUINS (PYGOSCELIS PAPUA) BREEDING AT AN IMPORTANT ANTARCTIC TOURIST SITE, GOUDIER ISLAND, PORT LOCKROY, PALMER ARCHIPELAGO, ANTARCTICA
six visited colonies, two showed an important and significant statistical decline in the number of ... (chicks per nest) of the 10 colonies on Goudier Island, all of which have now been monitored for 12 ... considerable inter-annual variability for both the number of breeding pairs and breeding productivity. Of the ... breeding pairs. One of these declining colonies is used to determine the breeding chronology dates for all ...
Meeting Document : WG-EMM-09/P07 : Auteur(s): P.N. Trathan, J. Forcada, R. Atkinson, R.H. Downie and J.R. Shears
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Liste officielle des mesures de conservation en vigueur saison 2009/10
à l'Article IX de la Convention sur la conservation de la faune et la flore marines de l'Antarctique ... /A.......................................................................... 20 Annexe 10-04/B .......................................................................... 22 ... ............................. 25 Annexe 10-05/A.......................................................................... 30 ... statistique 58.5.2 à l'est de 79°20'E et en dehors de la ZEE à l'ouest de 79°20'E ....... 118 MESURE ...
Document : Site Section: Publications
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Data from recent trawl surveys in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), reveal an unusual cohort structure in the mackerel icefish (Champsocephalus gunnari) population
population dynamics of this species, and to provide a basis for an assessment of short-term annual yield in ... population, leading to a situation that is unusual for this region, with four or five successive year classes ... the 2011/2012 CCAMLR season. This paper provides a preliminary assessment of yield for the area of ... Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. A predicted in 2010, the strong 4 ...
Meeting Document : WG-FSA-11/22 : Auteur(s): D.C. Welsford (Australia)