Resultados de la búsqueda
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Plan of the research program of Russian Federation in Subarea 48.5 (Weddell Sea) in season 2017/18
Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... Sea during mostly all the year, this large water area is very similar to the Ross Sea. This similarity ... of the first and the second stage of this program. It highlights the Weddell Sea as one of the most ...
Meeting Document : WG-SAM-17/22 : Autor(es): Delegation of the Russian Federation
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Fish by-catch in the krill fishery: 2017 update
Abstract: Data on fish by-catch in the krill fishery from commercial catch data (100 153 hauls ... ) and CCAMLR SISO data (20 766 hauls) up to 1 Sept 2017 was used to examine the frequency of occurrence ... , length-frequency distribution and geographic provenance of the key fish taxa reported. There is continued ... evidence of an increase in the data quality from the observer scheme, as well as an increase in the ...
Meeting Document : WG-FSA-17/04 : Autor(es): CCAMLR Secretariat
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Plan of the research program of Russian Federation in Subarea 48.5 (Weddell Sea) in season 2017/18
Abstract: Closed mostly within the Weddell Sea Subarea 48.5 is one of the closed data-poor CCAMLR ... subareas, where stock assessment should be carried out. In spite of hard ice conditions at most part of the ... Sea during mostly all the year, this large water area is very similar to the Ross Sea. This similarity ... of the first and the second stage of this program. It highlights the Weddell Sea as one of the most ...
Meeting Document : WG-FSA-17/25 : Autor(es): Delegation of the Russian Federation
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RELEVANT ISSUES IN REGARDS TO THE MANAGEMENT OF ANTARCTIC KRILL FISHERIES IN AREA 48
Abstract: In 2008, the Ukraine submitted a paper to the Scientific Committee highlighting the ... magnitude of the scientific uncertainties and data gaps affecting the subdivision of precautionary catch ... limits among SSMUs in Area 48 (CCAMLR- XXVII/43). The Ukraine suggested that a research plan was ... the data obtaining process financially. The discussion of that issue at 2009 WG-EMM meeting will be ...
Meeting Document : WG-EMM-09/31 : Autor(es): L. Pshenichnov and G. Milinevsky (Ukraine)
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Predation release of Antarctic silverfish (Pleuragramma antarctica) in the Ross Sea
Abstract: Between 2001 and 2013 the number of breeding pairs of Adélie penguins (Pygoscelis ... adeliae) at breeding colonies in the southern Ross Sea more than doubled from about 235 000 to more than ... contributed to the increase in Adélie penguin numbers. This paper brings together information on the biomass ... , consumption rates and diets of toothfish and Adélie penguins over the Ross Sea shelf as a first test of the ...
Meeting Document : WG-EMM-15/53 : Autor(es): M.H. Pinkerton, P. Lyver, D. Stevens, J. Forman, R. Eisert and S. Mormede (New Zealand).
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ANNUAL CHANGES IN SPECIES COMPOSITION AND ABUNDANCE OF BY-CATCH FISH COLLECTED BY JAPANESE KRILL SCIENTIFIC OBSERVERS IN THE NORTH OF SOUTH GEORGIA (CCAMLR SUBAREA 48.3), DURING AUSTRAL WINTER FROM 2002 TO 2008
Abstract: Species composition and abundance of by-catch fish were analyzed using the fish by ... -catch samples collected by scientific observers onboard Japanese commercial krill fishing vessels in the ... north of South Georgia during the austral winter from 2002 to 2008. A total of 19 species belonging to 8 ... families were identified in the by-catch samples, among which the 3 species, Krefftichthys anderssoni ...
Meeting Document : WG-EMM-11/40 : Autor(es): T. Iwami, K. Taki and M. Kiyota (Japan)
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Reconciling fisheries with conservation: three examples from the Southern Ocean
Abstract: Preservation of ecosystem structure is the guiding principle by which the Commission ... for the Conservation of Antarctic Marine Living Resources (CCAMLR) endeavors to manage the harvests of ... living resources of the Southern Ocean (with the notable exception of marine mammals). The experiences of ... (Champhsocephalus gunnari) and Patagonian toothfish (Dissostichus eleginoides) are reviewed. The unifying paradigm ...
Meeting Document : WG-EMM-04/48 : Autor(es): R.P. Hewitt (USA), I. Everson (United Kingdom) and C.D. Jones (USA)
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Reassessment of important population parameters for Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on time series of surveys and fishery data
Abstract: A large body of data and techniques are available for re-assessing the biological ... parameters and recruitment of Patagonian toothfish, Dissostichus eleginoides, in the Heard Island region. A ... new survey of the Heard Island Plateau was undertaken in May- June 2001, providing the sixth survey ... over 11 years on this stock with other surveys including part of this stock. This paper describes the ...
Meeting Document : WG-FSA-01/73 : Autor(es): A.J. Constable, R. Williams, T. Lamb, I.R. Ball and E. van Wijk (Australia)
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SOUTHERN OCEAN SENTINEL: REPORT OF THE FIRST INTERNATIONAL WORKSHOP IN 2009
Abstract: The first international workshop on implementing a Southern Ocean Sentinel program was ... held at the CCAMLR Headquarters in Hobart in April 2009. The conclusions of that workshop are provided ... to WG-EMM for consideration along with an overview, the program and abstracts of the keynote ... presentations. A report of the workshop will be submitted to the Scientific Committee for its considerations in ...
Meeting Document : WG-EMM-09/37 : Autor(es): A.J. Constable
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LENGTH-BASED ASSESSMENT FOR THE MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARI) IN SUB-AREA 48.3
Abstract: The current assessment method for the mackerel icefish (Champsocephalus gunnari) in sub ... -area 48.3 employs the CMIX and GYM packages, deriving population numbers-at-age then projecting these ... numbers forward under the given harvest control rule to set a two-year TAC. One issue is the accurate ... identification of cohorts from the survey model, given the differential age structures observed in the population ...
Meeting Document : WG-SAM-09/15 : Autor(es): R.M. Hillary, D.J. Agnew and R. Mitchell (United Kingdom)