Resultados de la búsqueda
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Fishing with pots in the Antarctic region (CCAMLR Statistical Subareas 48.1, 48.2 and 88.3)
, with the purpose of determining the presence of Dissostichus spp. in Subareas 48.1, 48.2 and 88.3. In ... ) with 51.2 g/pot. In general, P. anemerae was captured in all researched subareas, with a higher yield ... in Subarea 48.2 (548.8 g/pot). Title: Fishing with pots in the Antarctic region (CCAMLR Statistical ...
Meeting Document : WG-FSA-98/20
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Fishes incidentally caught by Japanese Antarctic krill commercial fishery to the north of the South Shetland Islands in February 1997
), Notolepis coatsi (3), Benthalbella elongata (1) and Neopagetopsis ionah (1), were captured as by-catch in 16 ... , Electrona antarctica of the Myctophidae was the most abundant. This species was found in 12 hauls, and its ... made in previous studies. In the present survey, the abundance of by-catch was well correlated to the ... time zone of trawling, which is thought to depend on a large amount of bathypelagic fishes in the ...
Meeting Document : WG-EMM-97/72 : Autor(es): Iwami, T., Ichii, T., Naganobu, M., Kawaguchi, S.
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Dense populations of the Antarctic scallop (Adamussium colbecki) in Terra Nova Bay (Subarea 88.1J): potential VMEs adjacent to the Terra Nova Bay ASPA (No. 161)
Mario Zucchelli is located, have been largely investigated in the last couple of decades. All the ... abundant and conspicuous species in the area, although some of its denser populations are found outside the ... perspectives. Particularly interesting is the evidence that populations in Terra Nova Bay area seem to be ... genetically different to some extent, and are even more different from those in the McMurdo Sound area ...
Meeting Document : WG-EMM-12/23 : Autor(es): M. Chiantore and M. Vacchi (Italy)
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Bayesian data-model synthesis for biological conservation and management in Antarctica
CCAMLR Ecosystem Monitoring Program in obtaining policy-relevant summaries of Adélie penguin abundance ... streaming in from a multitude of sensors with other sources of information such as field counts and ... concerns of the Antarctic research and management community. In sum, we propose to develop the data-to ... in the Antarctic. This paper serves as an introduction to our proposed development work (as recently ...
Meeting Document : WG-EMM-13/26 : Autor(es): H.J. Lynch and M. Schwaller (USA)
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2018 International Conference on Assessing Status and Trends of Habitats, Key Species and Ecosystems in the Southern Ocean, Hobart, Tasmania, Australia
ecosystems in the Southern Ocean in April 2018. This background paper is an invitation to Members of the SC ... -CAMLR to participate in working groups on four themes that will be of benefit to SC-CAMLR: (1 ... ) Assessments of status and trends in habitats, species and ecosystems, and the causes of change (attribution ... to assess status and trends in global ocean ecosystems; the Southern Ocean Observing System; the SCAR ...
Meeting Document : SC-CAMLR-XXXIV/BG/22 : Autor(es): Delegation of Australia
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Plan of research program of the Russian Federation in Subarea 48.5
subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... could be found in geographical location, bathymetric profile, currents system and follows from results ... promising area for exploratory fishery of Dissostichus sp. However, fishery in Subarea 48.5 is closed on the ... reliable stock assessment and following estimation of precautionary limits in accordance with CCAMLR ...
Meeting Document : WG-FSA-16/15 Rev. 1 : Autor(es): Delegation of the Russian Federation
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A multivariate approach to examining patterns in research fishing activities using the SSRU 88.2A–B North survey as an example
Abstract: The WG-SAM in 2016 “agreed the importance of identifying a set of diagnostics and clear ... criteria to assess the likelihood that a vessel is operating as would be expected in normal research ... activities”, further noting that a characterisation of fishing activities was also required in order to ... achieve such a goal (WG-SAM 2016, paragraph 4.19). In this paper, we further develop the analysis of Large ...
Meeting Document : WG-FSA-16/46 : Autor(es): S. Mormede, A. Dunn, S.J. Parker, T. Earl, C. Darby, M. Söffker and O.R. Godø
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Options for allocating the precautionary catch limit of krill among small-scale management units in the Scotia Sea
-XXI. The first three are static allocations: the first is proportional to estimated predator demand in ... each SSMU; the second is proportional to the estimated standing stock of krill in each SSMU; and the ... third is proportional to the standing stock less predator demand in each SSMU. The fourth option is a ... dynamic allocation based on land-based predator monitoring conducted just prior to or early in the fishing ...
Meeting Document : WG-EMM-03/36 : Autor(es): R.P. Hewitt, G. Watters (USA) and P.N. Trathan (United Kingdom)
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Secretariat work in support of WG-EMM
the past year in support of WG-EMM. The outcome of these tasks are outlined in table format. Where ... required, detailed information is provided in meeting papers Author(s): Secretariat Title: Secretariat ... work in support of WG-EMM Approval: Approved ...
Meeting Document : WG-EMM-01/6 : Autor(es): Secretariat
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ANTARCTIC TOOTHFISH STOCK ASSESSMENT IN DIVISION 58.4.1 ON THE BASIS OF CATCH AND CPUE DATA
Abstract: An attempt to use reported catch and CPUE data based on data of observers in the ... assessment of Antarctic toothfish stock in Division 58.4.1 is made. Unlike some previous results obtained for ... toothfish stock biomass in the Ross Sea. As a result of implementation of an age-structured and a dynamic ... production models, current stock biomass in this division is estimated as about 12000 t, while the estimate ...
Meeting Document : WG-FSA-09/14 Rev. 1 : Autor(es): D. Vasilyev, K. Shust, A. Petrov, V. Tatarnikov and I. Istomin (Russia)