Resultados de la búsqueda
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Diseases and parasites of penguins
Abstract: The study of diseases in wild penguins is important for the identification of endemic ... diseases and the detection of exotic diseases should these occur. It is also important in the understanding ... of the degree to which disease may be expected to influence the results of biological studies ... of disease particularly if it is at the sub clinical level. We present here a compilation of diseases ...
Meeting Document : WG-CEMP-94/35 : Autor(es): J. Clarke and K. Kerry (Australia)
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The effects of CEMP monitoring procedures on Adelie penguin colonies
Abstract: The effects of flipper bands, implanted tags/gastric lavage and external instrument ... attachment on the performance of Adelie penguins were investigated over three seasons at Bechervaise Island ... , Mac. Robertson Land, Antarctica. The return rates of birds carrying bands and/or implanted electronic ... transponders were compared to investigate the contribution of bands to bird mortality and to determine rates of ...
Meeting Document : WG-CEMP-93/19 : Autor(es): J. Clarke, K. Kerry (Australia)
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Investigating emigration in stock assessment models of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H
Abstract: In 2013, the Scientific Committee of CCAMLR could not achieve consensus on a stock ... the recaptures of tagged fish seen in the SSRU 88.2H fishery. The patterns showed a sharp decay rate ... of a cohort of tagged fish with few being recaptured after more than 3 years at liberty, a steepening ... of the decay rate over time, and a trend for increasing proportions of tagged fish caught over time ...
Meeting Document : WG-FSA-14/56 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Proposal to continue participation in the second year of the joint CCAMLR research survey to collect spatially stratified longline and bathymetric data in 88.2_A and 88.2_B in 2015/16
successful completion of the first part of the two year survey, this paper presents the details of the vessel ... Abstract: Toothfish in SSRUs 882.A–B are currently managed as part of the Ross Sea region stock ... the management across all of the region. Recognising this requirement, the Scientific Committee ... endorsed two years of spatially stratified longline surveys in the northern region of SSRUs 88.2A–B (SC ...
Meeting Document : WG-SAM-15/32 : Autor(es): Delegation of the United Kingdom
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Data on feeding and food objects of southern minke whales
Abstract: Presented research on feeding and the dietary structure by species of minke whales ... conducted in all four seasons. There have been no noticeable increase of the population size of large whales ... over the years after the cessation of whaling. The role of a short and profitable from the energy point ... of view trophic chain «phytoplankton- krill- baleen whales», which is of main interest due to the ...
Meeting Document : SC-CAMLR-XXVI/BG/25 Rev. 1 : Autor(es): Delegation of Ukraine
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The role of fish in the Antarctic marine food web: differences between inshore and offshore waters in the southern Scotia Arc and west Antarctic Peninsula
Abstract: The role of fish in the Antarctic food web in inshore and offshore waters is analysed ... taking as an example the coastal marine communities of the southern Scotia Arc (South Orkney Islands and ... South Shetland Islands) and the west Antarctic Peninsula. Inshore, the ecological role of demersal fish ... is more important than that of krill. There, demersal fish are major consumers of benthos and also ...
Meeting Document : WG-FSA-02/6 : Autor(es): E. Barrera-Oro (Argentina)
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Preliminary standardised CPUE analysis of the New Zealand toothfish fishery in Subarea 88.1 from 1997/98 to 2001/02
Abstract: This report provides the first analysis of standardised catch per unit of effort (CPUE ... ), and included a number of areas that had been fished for only one season. The second (main-ground ... main area of the fishery which had been consistently fished over most seasons. For the all-ground ... analysis, variables area, season, length of line, soaktime, latitude and month in season entered the model ...
Meeting Document : WG-FSA-02/41 : Autor(es): R.G. Blackwell and S.M. Hanchet (New Zealand)
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Modelling the impact of fishery by-catches on albatross populations
developed a deterministic, density-dependent, age-structured model for assessing the effects of longlining ... tuna longline fisheries south of 30 S, to model estimated by-catch levels and other population ... parameters in the model. 3. The model used two alternative assumptions about patterns of at-sea distribution ... of wandering albatross (uniform between 30°S–60°S; proportional to the distribution of longline ...
Meeting Document : WG-FSA-01/18 : Autor(es): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)
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Report on attendance at the Third Meeting of the Committee for Environmental Protection Under the Madrid Protocol
State of the Antarctic Environment Report should be noted and a paper from SCAR on the matter is ... Abstract: This report outlines the participation of the SC-CAMLR Chair in the Third Meeting of ... Committee for Environmental Protection (CEP-III) under the Madrid Protocol. The most important issues of ... designation of Specially Protected Species in respect of its own needs and in relation to available IUCN ...
Meeting Document : SC-CAMLR-XIX/BG/17 : Autor(es): Chair of the CCAMLR Scientific Committee
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Diet of the cape petrel Daption capense during the post hatching period at Laurie Island, South Orkney Islands, Antarctica
Abstract: The diet of the Cape petrel Daption capense was investigated at Laurie Island, South ... contents of adults and regurgitate of chicks were sampled during the post-hatching period. The analysis ... in terms of frequency of occurrence. Fish prey formed near 64% by mass, with krill forming 35.8 ... . Amphipods were present in lower numbers and Cephalopods were only a very small portion of the diet of Cape ...
Meeting Document : WG-EMM-96/44 : Autor(es): Montalti, D., Coria, N.R., Soave, G.E.