Search results
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A proposal to subdivide CCAMLR Statistical Division 58.4.1 using environmental data
1996 based on the results of an acoustic survey (BROKE) of the southernmost 873,000 km2 of this area ... (CCAMLR 1996). Detailed subsequent analysis of the results of this survey have indicated that Division ... basis of environmental data. Krill is more abundant in the western subdivision and its biomass is more ... latitudinally extensive in this area. This observed pattern appears to be historically stable. Because of the ...
Meeting Document : WG-EMM-00/30 : Author(s): S. Nicol and T. Pauly (Australia)
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A suggested bottom trawling survey on the Ob and Lena Banks
Abstract: The paper presents calculations of water flow velocity through the codend under the ... ratios of cod end length to its diameter, mesh bar length to mesh bar diameter, and for various mesh ... opening coefficients. The results obtained were analysed with regard to the impact of flow velocity on ... impact on selection properties. The greater velocity of water outflow is effecting the wider opening of ...
Meeting Document : WG-FSA-93/10 : Author(s): W. Moderhak (Poland)
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SPATIAL PATTERNS IN MACKEREL ICEFISH DIET PROVIDES INSIGHTS INTO KRILL ABUNDANCE AND DISTRIBUTION
Abstract: The diet of mackerel icefish was investigated from stomachs of 828 fish caught on the ... South Georgia and Shag Rocks shelves in January 2009. The results show that the diet of this normally ... results are consistent with other indicators of krill availability on the South Georgia shelf, which ... indicate that the 2008/09 season was a particularly poor one for krill. Comparison of frequency of ...
Meeting Document : WG-EMM-09/27 : Author(s): M.A. Collins and C.E. Main (United Kingdom)
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Reports on abundance and biological information on toothfish in Division 58.4.4 a and b by Shinsei Maru No. 3 in 2010/11 season
the decision in the 29th CCAMLR Meeting of the Commission (CCAMLR-XXIX, 2010; paragraph 4.62). This ... report described the results during the survey in two SSRUs (B & C) of Ob Lena Bank. Total catch ... (excluding fish released alive) of Dissostichus eleginoides and other by-catch species was 37.8 tonnes in the ... survey area in 70 longline sets. D. eleginoides showed the highest catch of 35.4 tonnes, contributing ...
Meeting Document : WG-SAM-11/06 : Author(s): K.Taki, T. Iwami and M. Kiyota (Japan)
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Draft Revised Management Plan for ASPA 149, Cape Shirreff and San Telmo Island, Livingston Island, South Shetland Islands
intersessional contact group formed during the 2004 meeting of the CEP/ATCM. Since a marine area is included in ... provisions of Annex V to the Environmental Protocol and consistent with the Guide to the Preparation of ... of the values of the site and of the measures necessary to protect the site was undertaken. A field ... the draft plan is accurate and up-to-date. The boundaries of the site have been revised in this draft ...
Meeting Document : WG-EMM-04/8 : Author(s): Delegations of Chile and USA
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Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
requires a basis for the assessment of resource status, and an algorithm for specifying the levels of ... regulatory mechanisms (e.g. a catch control law) that depends on the results of the assessment. Developing ... and selecting a procedure requires a basis for the simulation testing of procedures, and an ... operational definition of CCAMLR Article II to provide criteria against which to assess procedure performance ...
Meeting Document : SC-CAMLR-VIII/BG/17 : Author(s): Delegation of South Africa
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Research standards for exploratory fisheries
provide sufficient data to lead to formal stock assessments of Dissostichus spp. is evaluated and ... recommendations are made for optimizing this potential. The types of data that have led to successful assessments ... assessed stocks (48.6, 58.4, parts of 88.1 and 88.2) are summarized. The multi-nation, multi-year ... exploratory fishery in the Ross Sea leading to an assessment of D. mawsoni and the fishery for D. eleginoides ...
Meeting Document : WG-SAM-11/15 Rev. 1 : Author(s): D. Kinzey (USA)
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GIS ‘ChartMaster’ for aquatic living resources research in Antarctic
Abstract: Geographic Information Systems (GIS) find increasing application in different fields of ... modern oceanography, marine biology and fishery monitoring. The Russian Federal Research Institute of ... provided by the fisheries oceanographic surveys. This software allows: to analyze the data of hydro ... acoustic, trawling, trap and scuba-diving surveys; to draw maps of spatial distribution of species biomass ...
Meeting Document : WG-SAM-13/04 : Author(s): V.A. Bizikov, S.M. Goncharov, A.V. Polyakov, S.B. Popov and A.F. Petrov (Russia)
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REPORT ON THE ABANDONED GILLNET RETRIEVAL OPERATION CONDUCTED BY AUSTRALIA IN CCAMLR STATISTICAL DIVISION 58.4.3B (BANZARE BANK)
gillnets as a fishing method to target toothfish in the Convention area. Estimating the impact of IUU ... fishing is hampered by a lack of data on the design, deployment, catch and bycatch rates of gill nets ... (Statistical Division 58.4.3b), and the toothfish and bycatch found when a section of the gillnet was retrieved ... . Based on the amount of toothfish found in the 8 km long section of net retrieved, upwards of 29 tonnes ...
Meeting Document : CCAMLR-XXVIII/BG/22 : Author(s): Delegation of Australia
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Towards a strategic framework for assessing uncertainty in ecosystem dynamics models: objectives are sensitive too
simulations of krill, its predators and fishery. It has been used to provide advice on the spatial allocation ... of the precautionary catch limit for krill. Foosa might therefore be a suitable simulation platform ... has 50 categories of input parameter and the four parameterisations used to provide spatial allocation ... advice each required values for 2,311 distinct inputs. In the absence of guidance about management ...
Meeting Document : WG-EMM-12/20 Rev. 1 : Author(s): S. Hill and J. Matthews (United Kingdom)