Search results
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Assessment of the Patagonian Toothfish (D. eleginoides) in Subarea 48.3
years with 50% probability, with less than 1% probability declining below 20% of B0 and would therefore ... that the current status of the stock is at 52% of B0. Spawning biomass has been increasing in recent years ... . The 2008 year class is estimated to be well above average. Provisional projections indicate that a catch ... status of the stock is at 52% of B0. Spawning biomass has been increasing in recent years. The 2008 year ...
Meeting Document : WG-FSA-15/59 : Author(s): T. Earl, M. Soeffker and C. Darby (United Kingdom)
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Age determination of the Antarctic fishes Champsocephalus gunnari and Notothenia rossii from South Georgia
is a necessity for an errorless estimation of age. Age determination can provide basic life history information ... , including mortality, population age structure, and changes in individual growth. Most investigations have ... periodicity in Antarctic hydrographic conditions, age determination of Antarctic fish has proven ... to be difficult. It is now possible to determine the age of fish through the utilization of daily increments ...
Meeting Document : SC-CAMLR-VI/BG/43 : Author(s): R. Radtke (USA)
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On influence of acoustic survey methodology improvement on krill biomass estimation. (A comparison of results of acoustic surveys based on single-frequency and double-frequency algorithms)
species identification, one may suggest that other improvements for recent twenty years could also have ... species identification, one may suggest that other improvements for recent twenty years could also have ... into account improvements in data collection and analytical methodologies. One may not exclude that differences ... into account improvements in data collection and analytical methodologies. One may not exclude ...
Meeting Document : WG-EMM-01/41 : Author(s): S.M. Kasatkina and A.P. Malyshko (Russia)
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Plans for the Joint SC-CAMLR and SC-IWC Workshop 2017–2018
Abstract: A proposal for a Joint SC-CAMLR and SC-IWC two-day Workshop to develop multi-species ... ) Title: Plans for the Joint SC-CAMLR and SC-IWC Workshop 2017–2018 Approval: Approved Secretariat ... A proposal for a Joint SC-CAMLR and SC-IWC two-day Workshop to develop multi-species models ... Plans for the Joint SC-CAMLR and SC-IWC Workshop 2017–2018 ...
Meeting Document : WG-EMM-16/12 : Author(s): S. Kawaguchi and T. Kitakado (Co-conveners of the Joint SC-CAMLR and SC-IWC Workshop)
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Results of scientific observation on board RKT-S (cannery fishing super trawler) Konstruktor Koshkin in Statistical Area 48 in March–June 2003 as compared with previous seasons
and 48.3 in 2003 compared to the previous years. Author(s): V.A. Bibik and S.A. Klementiev (Ukraine) Title ... compared to the previous years. ...
Meeting Document : WG-EMM-04/10 : Author(s): V.A. Bibik and S.A. Klementiev (Ukraine)
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A new bathymetric compilation for the South Orkney Islands, Antarctic Peninsula (49°–39°W to 64°–59°S): insights into the glacial development of the continental shelf
of the islands. A large, ~250 km long sediment depocentre, interpreted as a maximum former ice limit of one ... of the islands. A large, ~250 km long sediment depocentre, interpreted as a maximum former ice limit of one ...
Meeting Document : WG-EMM-14/P01 : Author(s): W.A. Dickens, A.G.C. Graham, J.A. Smith, J.A. Dowdeswell, R.D. Larter, C.-D. Hillenbrand, P.N. Trathan, J.E. Arndt and G. Kuhn
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High densities of pterobranchs and sea pens encountered at sites in the South Orkney Islands (Subarea 48.2): two potential VMEs
densities for these taxa reveal at least one station location for each taxa with anomalously high levels ... for these taxa reveal at least one station location for each taxa with anomalously high levels of biomass ... (Phylum Cnidaria: Order Pennatulacea), two vulnerable marine ecosystem (VME) indicator taxa, were ... of biomass. These two stations should be considered for designation as VMEs. This proposal is structured ...
Meeting Document : WG-EMM-10/14 : Author(s): S.J. Lockhart and C.D. Jones (USA)
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Exploration of CPUE standardisation variances in the Ross Sea (Subareas 88.1 and 88.2A South of 70°s) Antarctic toothfish (Dissostichus mawsoni) exploratory longline fishery
in the interim of collecting sufficient tag recaptures. Here, we address the two questions: (1) which unit ... of collecting sufficient tag recaptures. Here, we address the two questions: (1) which unit of effort should ...
Meeting Document : WG-SAM-2019/25 : Author(s): D. Maschette, S. Wotherspoon and P. Ziegler
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A comparison of two different methods to age mackerel icefish (Champsocephalus gunnari) at South Georgia
the two methods were revealed. A number of suggestions including an Age Determination Worksop to be held ... ) Title: A comparison of two different methods to age mackerel icefish (Champsocephalus gunnari) at South ... Russian surveys in 1988, 1990, 2000 and 2002. Considerable differences in age estimates between the two ... A comparison of two different methods to age mackerel icefish (Champsocephalus gunnari) at South ...
Meeting Document : WG-FSA-04/70 : Author(s): P. Gasyukov (Russia), K.-H. Kock (Germany) and Zh.A. Frolkina (Russia)
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Movements of tagged Antarctic toothfish (Dissostichus mawsoni) in Subarea 48.6 in relation to stock structure hypotheses
(Söffker et al., 2018). Meanwhile, no migrations of tagged fish between northern seamounts (research blocks ... and feeding grounds, respectively, have been observed to date. The lack of tag movement between the two areas ... ., 2018). Meanwhile, no migrations of tagged fish between northern seamounts (research blocks 48.6_2 ... grounds, respectively, have been observed to date. The lack of tag movement between the two areas ...
Meeting Document : WG-FSA-2019/05 : Author(s): T. Ichii, M. Okazaki, T. Okuda and S. Somhlaba