Resultados de la búsqueda
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Preliminary results of age determination of the Dissostichus spp. from the longline catches in 48.2 Subarea (2015, SIMIIZ)
Abstract: Age determination of the Patagonian (Dissostichus eleginoides) and Antarctic toothfish ... the Ukrainian vessel “Simeiz” in the Northern part of Weddell Sea (statistical Subarea 48.2) in March ... 2015. 124 otolith pairs of Dissostichus mawsoni and 87 otolith pairs of Dissostichus eleginoides were ... sampled; one otolith from each pair was used for age determination. Preliminary results of age ...
Meeting Document : WG-FSA-15/46 : Autor(es): Delegation of Ukraine
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The proposal of Availability Index to summarise the availability of harvested resources
Abstract: The solution of problems of conservation the Antarctic marina living resources and, at ... the same time, maintenance of their rational use, requires possession of up-to-date information that ... summarized availability of each harvested species of resources for human use. In connection with this it is ... information on availability of the specific marina living resources for fishery. The availability index can be ...
Meeting Document : WG-EMM-16/57 : Autor(es): K. Demianenko and G. Milinevskyi
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Perfluorinated compounds in muscle tissues of Antarctic toothfish in Division 58.4.1 and 58.4.2 of Antarctic Sea
Abstract: We measured concentrations of 15 perfluorinated compounds (PFCs) in muscle tissues of ... Antarctic toothfish (n=113), and investigated accumulation patterns of PFCs in female and male muscles. The ... ng/g ww of median concentration. The main compounds among PFCs were perfluoro-n-hexanoic acid and ... and female. The levels of PFCs in the present study are comparable to those reported in 31 fish ...
Meeting Document : WG-FSA-16/07 : Autor(es): Delegation of the Republic of Korea
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Results of the sixth Ross Sea shelf survey to monitor abundance of sub-adult Antarctic toothfish in the southern Ross Sea, January 2017
Abstract: At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... this paper we provide results of the sixth annual survey in the time series. The objectives of this ... survey included monitoring sub-adult (≤ 110 cm TL) toothfish in the south of SSRUs 881.J and 881.L in the ... larger (large sub-adult and adult) toothfish in two areas (both situated in SSRU 881.M) of importance to ...
Meeting Document : WG-SAM-17/01 : Autor(es): K. Large, L. Robinson and S. Parker
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Estimating prey consumption of the non-breeder component of an Adélie penguin population
Abstract: Estimating the consumption of prey by higher-order predators is a priority for WG-EMM ... Southern Ocean. Previous assessments of prey consumption for seabirds have focussed on breeders using data ... recorded at the breeding colonies. However, recent work suggests that the size of the non-breeder component ... of an Adélie penguin population can be substantial compared with the size of the breeder population ...
Meeting Document : WG-EMM-17/12 : Autor(es): L. Emmerson and C. Southwell
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Disentangling the influence of three major threats on the demography of an albatross community
seabirds, globally. Understanding the relative influence and compounding nature of marine and terrestrial ... threats on the demography of seabird communities is vital for evidence-based conservation. Using 20 years ... of capture-mark-recapture data from four sympatric species of albatross (black-browed Thalassarche ... probability and success. In three species (excluding the wandering albatross because of the small population ...
Meeting Document : WG-FSA-2019/34 : Autor(es): J.B. Cleeland, D. Pardo, B. Raymond, G.N. Tuck, C.R. McMahon, R.A. Phillips, R. Alderman, M.-A. Lea and M.A. Hindell
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Reports on abundance and biological information of toothfish in Division 58.4.3b by Shinsei Maru No.3 in the 2010/11 and proposal of the consecutive survey in the 2011/12
order to collect information for the stock status and biology of toothfish in the southeast sector (24 ... allocated hauls) of Division 58.4.3b (BANZARE Bank), using a commercial bottom longline vessel Shinsei Maru ... released alive) of Dissostichus spp. and other bycatch species was 12.0 tonnes in the SE sector, where the ... catch limit of 15 tonnes was set. Dissostichus spp. made up 90.3 % in terms of weight of the whole fish ...
Meeting Document : WG-SAM-11/05 : Autor(es): K. Taki, T. Iwami and M. Kiyota (Japan)
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Preliminary assessment of long-term yield of Patagonian toothfish (Dissostichus eleginoides) for the Heard Island Plateau region (CCAMLR Division 58.5.2) based on a random stratified trawl survey in May 2004
Abstract: A survey of Patagonian toothfish, Dissostichus eleginoides,was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in May 2004 to provide the information for an assessment of short ... -term annual yield in the 2004/2005 CCAMLR season. This paper provides a preliminary assessment of yield ... for the area of Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods. It presents a ...
Meeting Document : WG-FSA-04/76 : Autor(es): C.R. Davies, T. Lamb, A.J. Constable and R. Williams (Australia)
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Changes in biomass of eight species of finfish around the South Orkney Islands (Subarea 48.2) from three bottom trawl surveys
Abstract: Stocks of finfish around the South Orkney Islands (Subarea 48.2) suffered substantial ... trawl surveys of finfish biomass within the 500 m isobath of the South Orkney Islands have been ... conducted by the Federal Republic of Germany in 1985, Spain in 1991, and the United States in 1999 ... . Estimates of total stock biomass were computed for eight species that comprised 98% of survey nominal catch ...
Meeting Document : WG-FSA-99/32 : Autor(es): C.D. Jones (USA), K.-H. Kock (Germany) and E. Balguerías (Spain)
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A RISK ASSESSMENT TO ADVISE ON STRATEGIES FOR SUBDIVIDING A PRECAUTIONARY CATCH LIMIT AMONG SMALL-SCALE MANAGEMENT UNITS DURING STAGE 1 OF THE STAGED DEVELOPMENT OF THE KRILL FISHERY IN SUBAREAS 48.1, 48.2, AND 48.3.
Abstract: We used Foosa and the reference set of parameterizations developed by Watters et al ... . Implementation of Fishing Option 2 (using the subdivisions reported here) will require that the fishery mostly ... operate in pelagic SSMUs. Up to harvest rates of 0.5 x γ, this subdivision is unlikely to reduce predator ... populations to 75% or less of the abundances that might occur in the absence of fishing; the risks of such ...
Meeting Document : WG-EMM-08/30 : Autor(es): G.M. Watters, J.T. Hinke (USA) and S. Hill (United Kingdom)