Resultados de la búsqueda
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on recent survey results
’ E using standard CCAMLR methods. A pattern of 5 year classes being present simultaneously in the ... the mean biomass estimate. A catch limit of 679 t is recommended for the 2012/13 season. Author(s ... Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79 o 20 ...
Meeting Document : WG-FSA-12/26 : Autor(es): D.C. Welsford (Australia)
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Fishing intensity of Russian fleet krill fishery in Subarea 48.2 and 48.3
Abstract: The purpose of this paper was estimating commercial fleet impact on krill population in ... -by-haul data using a model of probabilistic-statistical theory of fishery systems developed in the ... aggregated in the fishing grounds was assessed basing on 22800 haul data. The analysis of Soviet fleet ... competitive with dependent predators for the krill resource. In this case, a certain spatial overlap of the ...
Meeting Document : WG-EMM-02/62 : Autor(es): S.M. Kasatkina and V.F. Ivanova (Russia)
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Designation of Marine Protected Areas in Antarctic Waters
Abstract: Over the last few years, the designation of Marine Protected Areas (MPA) in Antarctica ... ). This is indicative of the broad public interest in the subject, and also the continuously increasing ... has been the subject of active discussion. This issue was widely discussed at the last meeting of the ... CCAMLR Working Group on Ecosystem Monitoring (WG-EMM-12); it has been the subject of voluminous documents ...
Meeting Document : CCAMLR-XXXIV/BG/29 : Autor(es): Delegation of the Russian Federation
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Biomass of Antarctic krill (Euphausia superba) off east Antarctica (30–80°E) in January–March 2006
estimated to be 15.89 million tonnes with a CV of 47.93%. Most of the E. superba detected (80%) were in ... the transects at 62°S. The majority of acoustic detections were in the top 100m of the water column ... estimating the biomass (B 0) of Antarctic krill (Euphausia superba). The mean density of E. superba ... Abstract: A multidisciplinary, single-ship survey of CCAMLR Division 58.4.2 was conducted in ...
Meeting Document : WG-EMM-06/16 : Autor(es): T. Jarvis, E. van Wijk, N. Kelly, S. Kawaguchi and S. Nicol (Australia)
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Observations of Adélie penguins in two seasons with contrasting weather and sea-ice conditions – a brief report
in by the presence of the large icebergs. This resulted in extensive sea ice lasting into February ... Abstract: The 2002-03 breeding season in comparison with 2000-01 at Edmondson Point was ... colony during December coinciding with hatching and the guard stage. The sea ice in the Ross Sea was held ... adjacent to the Edmonson Point colony. These environmental effects were accompanied by changes in CEMP ...
Meeting Document : WG-EMM-03/59 : Autor(es): S. Olmastroni, F. Pezzo, V. Volpi and S. Focardi (Italy)
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Remarks on natural mortality of Dissostichus eleginoides in Subarea 48.3
Abstract: With samples originated in the Chilean longline fishery of Dissostichus eleginoides of ... sites. By other hand, when comparing the different mean values of M for the different variables, it was ... hooks N° 22. The general mean value of M calculated for the 44 analyzed situations was 0.14 ± 0.03 ... the considered cases with the different growing parameters, with the exception of the case of fishing ...
Meeting Document : WG-FSA-92/21 Rev. 1 : Autor(es): C.A. Moreno and P.S. Rubilar (Chile)
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Comparisons in prey distribution between inshore and offshore foraging areas of chinstrap penguins and Antarctic fur seals at Seal Island
(Pygoscelis antarctica) went beyond the inshore region and foraged in the slope/offshore region, even though ... the inshore region. Only diurnal chinstrap penguins foraged in the inshore region. The following ... advantages are considered for visual predators to feed in the slope/offshore region at night:(l) krill showed ... more uniformal distribution in the slope/offshore region in contrast to its very patchy distribution in ...
Meeting Document : WG-EMM-96/49 : Autor(es): Ichii, T., Bengtson, J.L., Boveng, P., Cameron, M.F., Naganobu, M., Meyer, W.R., Hiruki, L.M., Takao, T., Jansen, J.K., Kawaguchi, S.
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CEMP Fund cameras and satellite transmitter projects in areas of Ukraine responsibility: state and preliminary results
activity in the Ukrainian Vernadsky Antarctic Station area on service of CEMP cameras and installation ... ARGOS satellite tags in penguin colonies as part of the CEMP projects run by USA, Argentina, Poland and ... transmitter projects in gentoo and Adelie penguin colonies at the Galindez, Petermann, and Yalour Islands. The ... Ukraine is reported. The pictures of gentoo colonies at the Galindez and Petermann Islands, and Adelie ...
Meeting Document : SC-CAMLR-XXXVI/BG/34 : Autor(es): D. Lutsenko, G. Milinevsky, O. Savitsky, A. Simon, I. Dykyy, M. Telipska, V. Lytvynov and L. Pshenichnov
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins at South Georgia
Abstract: In marine ecosystems, characterisation of the foraging areas and habitats of predators ... is a key factor in interpreting their ecological role. We studied the foraging areas of macaroni ... during incubation, probably relating to the differences in distances travelled. The stage of the breeding ... penguins at Bird Island, South Georgia, throughout the breeding seasons of 1999-2001 using satellite ...
Meeting Document : WG-EMM-01/19 : Autor(es): K.E. Barlow and J.P. Croxall (United Kingdom)
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Foraging areas of black-browed and grey-headed albatrosses breeding on Macquarie Island in relation to marine protected areas
this purpose. 2. We assessed the effectiveness of a network of MPAs around Macquarie Island in the ... % of their respective foraging time in the Marine Park around Macquarie Island. 5. Both black-browed ... and grey-headed albatrosses foraged in Antarctic waters under the jurisdiction of CCAMLR, accounting ... for 5% and 12% of the total foraging time respectively. 6. There was significant spatial overlap in ...
Meeting Document : WG-FSA-04/49 : Autor(es): A. Terauds, R. Gales, G.B. Baker and R. Alderman (Australia)