Resultados de la búsqueda
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DOWN-SCALING FOOSA TO MODEL THE ADMIRALTY BAY PYGOSCELID PENGUIN COLONIES: A WORK IN PROGRESS
. This work-in-progress serves 2 purposes: 1) to use historical data to estimate parameters in a model ... helps to explain trends in adult abundance. From a bottom-up perspective, there appears to be a trade ... foraging conditions during the first winter of life. From a top-down perspective, strong depensatory stock ... ADMIRALTY BAY PYGOSCELID PENGUIN COLONIES: A WORK IN PROGRESS Approval: Approved ...
Meeting Document : WG-EMM-08/51 : Autor(es): J.T. Hinke, G.M. Watters and W.Z. Trivelpiece (USA)
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
Abstract: Antarctic silverfish (Pleuragramma antarcticum) were sampled during a trawl survey in ... von Bertalanffy growth parameters. The species is relatively slow-growing with a moderate longevity ... separately. Female Antarctic silverfish appear to reach a larger size than males, but none of the estimated ... distribution exhibited a mode from age 6 to 9 years. Author(s): C.P. Sutton and P.L. Horn (New Zealand) Title ...
Meeting Document : WG-FSA-10/20 : Autor(es): C.P. Sutton and P.L. Horn (New Zealand)
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A draft MPA Report for the East Antarctica Planning Domain
Abstract: A draft MPA Report for the East Antarctica Planning Domain is provided according to the ... guidelines adopted by SC-CAMLR in 2012. This report provides a synthesis of the scientific information ... . Author(s): A. Constable (Australia), P. Koubbi (France), J. Melbourne-Thomas, M. Sumner, S. Jacob and M ... . Guest (Australia) Title: A draft MPA Report for the East Antarctica Planning Domain Approval: Approved ...
Meeting Document : WG-EMM-14/48 : Autor(es): A. Constable (Australia), P. Koubbi (France), J. Melbourne-Thomas, M. Sumner, S. Jacob and M. Guest (Australia)
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Potential modelling structures for a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea Region
estimation of biomass in SSRUs 88.2C–G. Additional data resulting from a two-year research plan implemented ... in the future. Results showed that a two-area model with sex- and age-specific migrations from SSRUs ... . Furthermore, a resident population in 88.2H was not required to explain the patterns observed in the data, nor ... plan. Appendix: CASAL files Author(s): S. Mormede, S.J. Parker, A. Dunn and S.M. Hanchet (New Zealand ...
Meeting Document : WG-SAM-15/49 : Autor(es): S. Mormede, S.J. Parker, A. Dunn and S.M. Hanchet (New Zealand)
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A bioenergetics model for estimating prey consumption by an Adélie penguin population in east Antarctica
Abstract: We developed a bioenergetics model to estimate prey consumption by the Adelie penguin ... CEMP site at Bechervaise Island using 13 years of data, a year when penguins successfully reared chicks ... , and a year with low breeding success. On the basis of variable breeding success and the proportion of ... fish each breeding season. Author(s): D. Southwell, L. Emmerson, J. Forcada and C. Southwell Title: A ...
Meeting Document : WG-EMM-16/P10 : Autor(es): D. Southwell, L. Emmerson, J. Forcada and C. Southwell
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Depth and temperature preferences of Antarctica toothfish (Dissostichus mawsoni) from a pilot popup satellite archival tag study in the Mawson Sea
yearlong, 15-second data records from a single, recaptured individual. These fish occupied an overall ... depth range of 326 to 1824 m and a temperature range of-1.95 to 0.7°C. Through available depth and ... spawning behavior and suggested Mawson Sea is a potential spawning ground. Future investigation is ... reproductive ecology of Antarctic toothfish. To this end, a tagging configuration is proposed to target logging ...
Meeting Document : WG-FSA-18/22 : Autor(es): C.H. Lam, S.-G. Choi, E. Kim, S. Chung, J. Lee and D.H. An
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Annual migrations of pelagic fish stocks into a krill hotspot
Abstract: We report here on the existence of seasonal fish migrations into a krill hotspot ... from krill on a single frequency. Trawl catches in the area during 2019 gave high densities of mackerel ... icefish, so this species is a likely candidate, if these targets are swimbladderless notothenoids, their ... . Author(s): T. Klevjer Title: Annual migrations of pelagic fish stocks into a krill hotspot Approval ...
Meeting Document : WG-EMM-2019/33 : Autor(es): T. Klevjer
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Progress report on the scientific data compilation and analyses in support of the planning of a potential Marine Protected Area (MPA) east of the zero meridian in the Weddell Sea (Antarctica)
resources and marine biodiversity. During the Commission meeting of 2018, a proposal was made by Norway on ... 6.39) as a useful way forward to achieve consensus and offered to work collaboratively with Norway, the ... . Griffith, T. Hatterman, A. Høgestøl, Y. Kasajima, A. Lowther, S. Moreau, B. Njaastad, P. Koubbi, C. von ... and analyses in support of the planning of a potential Marine Protected Area (MPA) east of the zero ...
Meeting Document : SC-CAMLR-38/BG/14 : Autor(es): G. Griffith, T. Hatterman, A. Høgestøl, Y. Kasajima, A. Lowther, S. Moreau, B. Njaastad, P. Koubbi, C. von Quillfeldt, T. Brey, K. Teschke and O.A. Bergstad
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A balanced trophic model of the ecosystem of the Ross Sea, Antarctica, for investigating effects of the Antarctic toothfish fishery
Abstract: We report on the development of a mass balanced carbon-budget trophic model of the Ross ... Sea with which to investigate effects of the fishery for Antarctic toothfish (Dissostichus mawsoni). A ... parameters. The Ross Sea is a low primary production system, with high seasonal, spatial and interannual ... . A number of demersal fish species (including Macrourus whitsoni, Bathyraja eatonii, Chionobathyscus ...
Meeting Document : WG-EMM-07/18 : Autor(es): M.H. Pinkerton, S.M. Hanchet and J. Bradford-Grieve (New Zealand)
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OPTIMISING THE DESIGN OF LARGE-SCALE GROUND SURVEYS OF ADÉLIE PENGUIN ABUNDANCE USING VIRTUAL SIMULATION IN A GEOGRAPHIC INFORMATION SYSTEM
virtual simulation in a GIS environment to explore how the recommended area/density approach can be ... approach is illustrated using a case study of a large-scale ground survey of Adélie penguins. The findings ... LARGE-SCALE GROUND SURVEYS OF ADÉLIE PENGUIN ABUNDANCE USING VIRTUAL SIMULATION IN A GEOGRAPHIC ...
Meeting Document : WG-EMM-11/42 : Autor(es): C. Southwell, R. Driessen and S. Candy (Australia)