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CCAMLR

Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. ANALYSIS OF VARIABILITY OF KRILL SIZE AND FISH BY-CATCH IN JAPANESE KRILL FISHERY BASED ON SCIENTIFIC OBSERVER DATA

    fish, observer data sets on Japanese krill fishery from 1995 to 2008 were analyzed by using a ... dynamics from observation error caused by the fishery activity and individual observation. In both krill ... length and bycatch fish number, the parameters estimated by MCMC showed the variation among years ... of krill length and bycatch fish number by sampling stages were calculated by the multistage sampling ...

    Meeting Document : WG-EMM-11/39 : Autor(es): T. Okuda and M. Kiyota (Japan)

  2. Fish and invertebrate by-catch from Australian fisheries for D. eleginoides and C. gunnari in Division 58.5.2

    gunnari. This paper presents available by-catch information for the three fisheries including estimates of ... total removals by fishing season and ground, and length composition of rajids and macrourids ... . Preliminary results from a rajid tagging program are also presented. Total removals of by-catch in the trawl ... fisheries are estimated to be very low. From 1996/1997 to 2002/2003, a total of 115 tonnes of by-catch was ...

    Meeting Document : WG-FSA-03/73 : Autor(es): E.M. van Wijk and R. Williams (Australia)

  3. Fishes incidentally caught by Japanese Antarctic krill commercial fishery to the north of the South Shetland Islands during the 1994/95 austral summer

    Abstract:  Observations on abundance of by-catch fishes were made during the austral summer months ... sample of 50 kg of krill. Number of by-catch fishes ranged from 0 to 50 per 100 kg of krill catch and ... total wet weight of by-catch fishes also ranged from 0 to 248.2 g per 100 kg of krill catch. Abundance ... of by-catch fishes was higher in krill hauls with the low catch rates. Author(s):  Iwami, T. Title ...

    Meeting Document : WG-EMM-95/56 : Autor(es): Iwami, T.

  4. REPORT OF SANCTIONS APPLIED BY SPAIN

    the action taken by Spanish Authorities in relation to the vessels Trosky (formerly Paloma V), Chilbo ... (as being operated by the commercial company Vidal Armadores S.A. – as indicated to you at the time ... , it was not possible to initiate administrative proceedings since the information supplied by CCAMLR ... the vessel Paloma V (now Trosky) conducted by New Zealand inspectors and the data submitted by New ...

    Meeting Document : CCAMLR-XXIX/BG/37 : Autor(es): Delegation of Spain

  5. A meta-analysis of by-catch in the Ross Sea toothfish fishery

    fish as a proportion of the total number of fish caught), using haul by haul data from the Ross Sea ... toothfish fishery from 2008 – 2014, was used as a single metric to examine the amount of bycatch reported by ... ) in the index from two groups of Members flagged vessels, that together contribute 84% of the haul by ... haul data. These differences do not appear to be explained by differences in gear or location and are ...

    Meeting Document : WG-FSA-15/04 Rev. 1 : Autor(es): CCAMLR Secretariat

  6. Proposals of the Russian Federation on by-catch reporting in the longline toothfish fishery in the CCAMLR Convention Area

    Abstract:  Some methods used by observers to record by-catch data in the longline toothfish ... fishery are discussed. Proposals on implementation of a uniform process reporting accurate by-catch data ... :  Proposals of the Russian Federation on by-catch reporting in the longline toothfish fishery in the CCAMLR ...

    Meeting Document : WG-SAM-16/24 : Autor(es): Delegation of the Russian Federation

  7. Spatial distribution of foraging by female Antarctic fur seals

    by female Antarctic fur seals breeding at the island of South Georgia was influenced by physical ... gradients in the oceans and also by the need to avoid local competition for food. It also tested the ... support of dependent offspring, fur seals travelled down physical gradients defined by the bathymetric ... by lactating female fur seals predicted spatial distributions that were consistent with past ...

    Meeting Document : WG-EMM-01/26 : Autor(es): I.L. Boyd, I.J. Staniland and A.R. Martin (United Kingdom)

  8. A review on the Antarctic ecosystem models published by Japanese scientists and some comments

    by Japanese scientists were reviewed. The concept and treatment of Lotka-Volterra type model by ... model such as developed by Doi(1879) is able to deal with many component in the Antarctic ecosystem ... Title:  A review on the Antarctic ecosystem models published by Japanese scientists and some comments ...

    Meeting Document : SC-CAMLR-III/INF. 06 : Autor(es): Japanese Delegation

  9. Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia

    the levels of depredation caused by killer whales (Orcinus orca) and sperm whales (Physeter ... line of a large number of toothfish, usually depressing CPUE by about 50%. Sperm whales occur in ... , depressing CPUE by up to 20%. Sperm whales have been more frequently encountered in recent years, occurring ... throughout the season that is not related to the pattern of fishing effort. By comparing catch rates with and ...

    Meeting Document : WG-FSA-10/P06 : Autor(es): J. Moir Clark and D.J. Agnew

  10. Analysis of variability of krill size and fish by-catch in Japanese krill fishery based on scientific observer data

    sample size by using variance component analysis. Observer datasets on Japanese krill fishery from 1995 ... –2008 were analysed by using a hierarchical Bayesian model. The models were composed of multistage ... length and bycatch fish number, the parameters estimated by MCMC hardly show difference among years, sub ... datasets were calculated by the multistage sampling formula with the variance terms derived from the ...

    Meeting Document : WG-EMM-12/68 : Autor(es): T. Okuda and M. Kiyota (Japan)

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Correo electrónico: ccamlr [at] ccamlr [dot] org
Teléfono: +61 3 6210 1111
Facsímil: +61 3 6224 8744
Dirección: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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