Resultados de la búsqueda
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Preliminary assessment of toothfish in Subarea 48.3
would be appropriate, at least until catch-at-age data can confirm the strength of the 2007 cohort ... Abstract: As with the 2009 assessment of Subarea 48.3, there is still uncertainty as to why there ... were high numbers of the 2001 cohort in commercial catches in 2009 onwards. It is likely that it is ... due to a combination of a strong 2001 cohort and a change in selectivity for the commercial fleet, but ...
Meeting Document : WG-FSA-11/33 Rev. 1 : Autor(es): T. Peatman, R.E. Mitchell, G. Parkes and D.J. Agnew (United Kingdom)
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Diet composition and observations on reproduction of Champsocephalus gunnari in Subarea 48.3 in March/April 1996, Dr Eduardo Holmberg survey
Abstract: The diet composition of the icefish Champsocephalus gumari caught in the Subarea 48.3 ... in March/April 1996 was analyzed using Frequency of occurrence (F%) and coefficient "Q" ... items, known as an important alternative food in years of krill scarcity, were ingested only ... occasionally (Themisto gaudichaudii, F= 1 8%, Q= 1 % at SG; mysids, F= 11 %, Q= 1.1 % at SR) or in negligible ...
Meeting Document : WG-FSA-96/28 Rev. 1 : Autor(es): Marschoff, E., Barrera-Oro, E., Casaux, R.
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Unmanned Aerial Vehicles based monitoring of indicator species populations on King George Island (Subarea 48.1)
compared with the results of measurements taken at the same time from the ground level. During expedition ... study distribution and size of three Pygoscelis penguin species on King George Island (Subarea 48.1) in ... the austral summer 2014/15 season. During photogrammetric flights the high-resolution images of the ... penguin breeding colonies were taken. Obtained images were used for estimation of population size and ...
Meeting Document : WG-EMM-15/48 : Autor(es): M. Korczak-Abshire, A. Zmarz, R. Storvold, M. Rodzewicz, K. Chwedorzewska, A. Kidawa and A. Znój (Poland)
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Management of C. gunnari in Subarea 48.3
Abstract: The management of Champsocephalus gunnari at South Georgia is complicated by the ... likelihood of substantial periodic variation in natural mortality rates. These may be associated with ... increased consumption of icefish by Antarctic fur seals in years of poor krill availability. Thus natural ... mortality of icefish may, in some years, increase by a large factor (assumed here to be 4) declining to ...
Meeting Document : WG-FSA-97/38 : Autor(es): Kirkwood, G.P., Parkes, G.B., Everson, I., Agnew, D.J.
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Results of the scientific research survey in CCAMLR Subarea 88.3 in the 2004/05 season
-recruit D. mawsoni were caught at much greater depths than occurs in the other Subareas of Area 88. This ... are presented. While ice conditions prevented the successful completion of the full research plan as ... approved at CCAMLR XXIII, research activities were completed with 10 research hauls, temperature profiling ... , icthyoplankton sampling, toothfish tagging and biological sampling of toothfish and other species completed. Pre ...
Meeting Document : WG-FSA-05/53 : Autor(es): G. Patchell (New Zealand)
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Update to the proposed data structure and implementation of the Marine Protected Area (MPA) Research and Monitoring Plan (RMP) Project List database
Abstract: At WG-SM-18, the Secretariat presented the development and progress made on a Project ... model for the CCAMLR MPA Information Repository (CMIR), based on feedback received at WG-SM-18, through ... intersessional consultation, and following a review of the proposed RMPs from each MPA. The updated data ... structure model seeks to harmonise general principles across all of the RMPs. Author(s): CCAMLR Secretariat ...
Meeting Document : WG-EMM-2019/77 : Autor(es): CCAMLR Secretariat
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Assessment of stone crab (Lithodidae) density on the South Georgia slope using baited video cameras
to the baits of which Paralomis formosa was the most abundant. Using arrival rate at baits ... Abstract: During January 2000 a baited video camera system was deployed fifteen times at depths ... of 719-1518 m around the sub-Antarctic island of South Georgia. Four species of lithodid (Anomura ... , predictions of odour plume size and observations of walking speed the abundance of the stone crab Paralomis ...
Meeting Document : WG-FSA-03/77 : Autor(es): M.A. Collins, C. Yau, F. Guillfoyle, P. Bagley, I. Everson, I.G. Priede and D. Agnew (United Kingdom)
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Assessment of stone crab (Lithodidae) density on the South Georgia slope using baited video cameras
to the baits of which Paralomis formosa was the most abundant. Using arrival rate at baits ... Abstract: During January 2000 a baited video camera system was deployed fifteen times at depths ... of 719-1518 m around the sub-Antarctic island of South Georgia. Four species of lithodid (Anomura ... , predictions of odour plume size and observations of walking speed the abundance of the stone crab Paralomis ...
Meeting Document : WG-FSA-03/77 Text : Autor(es): M.A. Collins, C. Yau, F. Guillfoyle, P. Bagley, I. Everson, I.G. Priede and D. Agnew (United Kingdom)
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Distribution of salps near the South Shetland Islands during austral summer, 1990/1991 with special reference to krill distribution
potential reasons for the relatively low abundance of E. superba at the stations where salps were present in ... Abstract: Distribution and biomass of salps and Antarctic krill (Euphausia superba) were ... 556 mgC•m-3 and was greatest at a station in the Bransfield Strait in late December 1990. Salp biomass ... was lower than that of E. superba. Two species of salps; Salpa thompsoni and Ihlea racovitzai were ...
Meeting Document : WG-EMM-95/54 : Autor(es): Terazaki, M., Ichii, T., Kawaguchi, K., Nishikawa, J., Ishii, H., Naganobu, M.
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Dietary studies of Adélie penguins through faecal DNA analysis
Abstract: The composition of penguin diet is currently monitored through the A8 CEMP Chick Diet ... monitoring parameter. The current Standard Method involves stomach lavage to collect the stomach contents of ... adult birds and sorting the samples to identify prey composition and mass. At WG-EMM-12 it was noted ... , procedures were under consideration. Here we discuss results from recent work using the extraction of prey ...
Meeting Document : WG-EMM-17/13 : Autor(es): L. Emmerson, B. Deagle, C. Waluda, M. Dunn, P. Trathan and C. Southwell