Search results
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The Generalised Yield Model version 5: structure, specifications and examples for validation
Abstract: The Generalised Yield Model (GYM) was first developed in 1995 as a generalised form of ... the units of biomass and relative to the recruitment parameters (as in toothfish) or according to a ... starting biomass and/or age structure of the population obtained from surveys during a year. In addition, S ... range of assessments on stocks, not just specific to CCAMLR. In CCAMLR, the latest version of GYM can ...
Meeting Document : WG-FSA-SAM 03/14 : Author(s): A. Constable (Australia)
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The Ross Sea, Antarctica, where all ecosystem processes still remain for study
scientific effort has been invested in studies of the geology, physics and biology of the Ross Sea over the ... past 45 years. In particular the activities of the US, NZ and Italian Antarctic programs have been a ... wealth of knowledge, including long-term biological data sets, not available anywhere else in the ... scientific resource. The Ross Sea represents an unparalleled natural laboratory in which the results of ...
Meeting Document : WG-EMM-02/60 : Author(s): D. Ainley (USA)
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GIS ‘ChartMaster’ for aquatic living resources research in Antarctic
for studying aquatic living resources in the Antarctic waters: The Chart of possible catches of ... according to the catch results of the Russian fishing vessels in the Antarctic area (from 71º26.4’ S to ... computed by data of the hydroacoustic survey carried out by the Russian R/V «Atlantida» in February-March ... Abstract: Geographic Information Systems (GIS) find increasing application in different fields of ...
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 CCAMLR marine debris monitoring program
bands found at King George Island. Overall, the amount of debris in colonies of grey-headed albatrosses ... was only one new hydrocarbon soiling reported from Bird Island in 2014. The results of the ongoing ... monitoring of marine debris in the Convention Area suggest that while the type and amount of debris varies ... . Non-fishing items such as plastics, packaging materials and wood remain the most common type of debris ...
Meeting Document : WG-FSA-14/68 : Author(s): Secretariat
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Krill biomass and distribution in Subarea 48.2 during summer 1996
Abstract: The results of hydroacoustic survey of krill biomass assessment in Subarea 48.2 ... , hydrorological conditions during surveys are also discussed in the paper. Average weighed density of krill in the ... survey area, obtained in the basis of average weighted density in the day-time and night hauls, is ... hauls. We consider, that krill biomass, estimated on the basis of average weighed krill density in the ...
Meeting Document : WG-EMM-97/49 : Author(s): Kasatkina, S.M., Abramov, A.M., Polischuk, M.I., Sushin, V.A.
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Ecosystem modelling for the Antarctic krill fishery
krill predators such as penguins, seals and whales. In order to evaluate the effects of krill fishing on ... University of Concepcion, Chile with the Fisheries Centre at University of British Columbia, Canada. In a ... and their present or potential fishing importance, in order to simulate the trophic interactions of ... the Antarctic ecosystem. This species serves as prey for many organisms in the ecosystem and has also ...
Meeting Document : WG-EMM-01/65 : Author(s): T. Antezana, J. Cornejo, E. Bredesen, P. Faundez (Chile), A.W. Trites and T. Pitcher (Canada)
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Research plan for toothfish in Division 58.4.4a & b by Shinsei Maru No. 3 in 2013/14
quarter of observed IUU fishing in the division had occurred in SSRU C. High estimated stock levels were ... to modified Lincoln-Petersen and CASAL models. Thus the stock sizes of D. eleginoides in SSRU D is ... years in the same locations as in the 2012/13 season, with the same survey design and sample size of a ... total of 50 tonnes in SSRUs C and D for the 2013/14 as in the 2012/13, in order to promote successful ...
Meeting Document : WG-SAM-13/21 : Author(s): Delegation of Japan
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Development in maturity stage composition and vertical distribution in an Antarctic krill (Euphausia superba) hotspot
gradual decrease from more than 0.8 to less than 0.3 in the proportion of males relative to females. The ... Abstract: Antarctic krill (Euphausia superba) aggregate in various ways depending on a range of ... ecosystems and also for the krill fishing industry. Despite the importance of such krill hotspots, their ... spawning state is not well described or understood. In the present study, a krill fishing vessel during ...
Meeting Document : WG-EMM-14/15 : Author(s): B.A. Krafft, G. Skaret and T. Knutsen (Norway)
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Developing integrated assessments for Dissostichus eleginoides based on the CCAMLR precautionary approach
used in either or both of their places. The framework for this procedure has four main components. The ... , although the framework is newly described and better coordinates the integration of the different steps in ... Abstract: This paper describes a possible method for implementing the precautionary approach in ... current biomass and age structure. Consideration is given to its application to the assessment of ...
Meeting Document : WG-FSA-SAM-05/16 : Author(s): I. Ball and A.J. Constable (Australia)
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Educational poster on hook ingestion
that alternative means should be considered. One alternative means would be the production and distribution ... the difficulty in getting the message to relevant fishers and indicated that alternative means should ... be considered. One alternative means would be the production and distribution by CCAMLR of a poster designed ...
Meeting Document : WG-FSA-07/20 : Author(s): G. Robertson (Australia)