Resultados de la búsqueda
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Report of the UK Groundfish Survey at South Georgia (CCAMLR Subarea 48.3) in January/February 2019
dominated by fish of 18-26cm (TL) indicating the presence of a cohort of age 1+ fish. Estimated biomass for ... responsibility for releasing documents: United Kingdom ...
Meeting Document : WG-FSA-2019/20 : Autor(es): S. Gregory, P. Hollyman, T. Earl, A. Clement, J. Visagie, L. Featherstone and M. Belchier
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On influence of acoustic survey methodology improvement on krill biomass estimation. (A comparison of results of acoustic surveys based on single-frequency and double-frequency algorithms)
krill surveys have taken place for the recent twenty years. It has been attempted to determine the ... krill species identification, one may suggest that other improvements for recent twenty years could also ...
Meeting Document : WG-EMM-01/41 : Autor(es): S.M. Kasatkina and A.P. Malyshko (Russia)
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The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at South Georgia
indicated by there absence in the diet of seals, is suggested as a possible reason for low availability of ... pattern in three of the four years studied. Of the total number of the myctophid Protomyctophum choriodon ... consumed. The intra and inter-annual variability in the diet of Antarctic fur seals emphasises the need for ... diet studies to be conducted during the entire pup-rearing periods of several years. Author(s ...
Meeting Document : WG-EMM-95/28 : Autor(es): Arnould, J.P.Y., Reid, K.
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Summary of the Dissostichus eleginoides fishery in Subarea 48.3 in the 1993/94 season
the 5 experimental areas. CPUE for 1994 appears similar to that from previous years except for Chilean ... Abstract: The progress of the fishery for Dissostichus eleginoides in Subarea 48.3 in the 1993/94 ...
Meeting Document : WG-FSA-94/20 : Autor(es): D.J. Agnew (Secretariat)
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2013 random stratified trawl survey
icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79° 20’ E ... both abundance and biomass. Two scenarios for harvest are presented – a typical two year projection of ... the population, and a projection accounting for the fact that the abundant 3+ year class is likely to ... be unavailable beyond 2013/14. Under the first scenario, a catch limit of 764 t is recommended for ...
Meeting Document : WG-FSA-13/23 : Autor(es): D.C. Welsford (Australia)
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Ross Sea fishery research and data collection plan
Abstract: A review of the use and effectiveness of research lines as a data collection and effort ... demonstrably higher on research hauls. The paper concludes with a proposal for a more effective Research Plan ... for the Ross Sea exploratory toothfish fishery that achieves the requirement to collect biological ...
Meeting Document : WG-FSA-05/49 : Autor(es): J. Fenaughty (New Zealand)
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Performance and geometry of the FP-120 trawl used during the UK 1993/94 fish stock assessment survey around South Georgia, Subarea 48.3
Abstract: Methods for the calculation of the horizontal opening (swept area) of a bottom trawl ... are discussed. Details of the Scanmar trawl monitoring equipment used for making in situ measurements ... of horizontal opening and headline height of the FP-1 20 trawl during the 1993/94 UK fish stock ... assessment survey around South Georgia on the MV Cordella are provided. Empirical equations are derived for ...
Meeting Document : WG-FSA-94/23 : Autor(es): G. Pilling and G. Parkes (United Kingdom)
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Informe final del Comité de la Segunda Evaluación del Funcionamiento de la CCRVMA
Author(s): Performance Review Panel Title: Second Performance Review of CCAMLR – Final Report of ...
Meeting Document : CCAMLR-XXXVI/01 : Autor(es): Performance Review Panel
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Report on Dissostichus mawsoni exploratory fishery research in East Antarctica (Divisions 58.4.1 and 58.4.2) between the 2011/12 and 2017/18 fishing seasons
recommendations from WG-SAM, WG-FSA and the Scientific Committee relating to the multi-Member research plan for ... . 1: ‘Update spatially-explicit habitat-use models for toothfish using data from CTDs and BVCs ... for toothfish within research blocks or across SSRUs and Divisions’ (Appendix 3 and 4) This paper also ... provides a summary of planned and actual achievement dates for the milestones of the 2015/16- 2017/18 ...
Meeting Document : WG-FSA-18/58 Rev. 1 : Autor(es): P. Yates and P. Ziegler
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Density and abundance estimates of baleen whales recorded during the 2019 DY098 cruise in the Scotia Sea around South Georgia and the South Sandwich Islands
(CCAMLR Subareas 48.3 and 48.4) during the 2018/19 international synoptic krill survey to provide ... preliminary density and relative abundance estimates for humpback whales (Megaptera novaeangliae), fin whales ... (Balaenoptera physalus) and for all other baleen whale species sighted. The survey was designed to collect data ... on the abundance of krill and so was not optimised for deriving design-based cetacean abundance ...
Meeting Document : WG-EMM-2019/27 : Autor(es): M. Baines, M. Reichelt, C. Lacey, S. Pinder, S. Fielding, N. Kelly, E. Murphy, P. Trathan and J.A. Jackson