Résultats de la recherche
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EXPLORATORY ASSESSMENT METHODS FOR EXPLORATORY FISHERIES: AN EXAMPLE CASE USING CATCH, IUU CATCH AND TAGGING DATA FOR DIVISION 58.4.3A
exploratory fisheries and by-catch species, where catch data and mark-recapture data are present but more ... poorly sampled. As an example case we use the catch data, legal and IUU, and the mark-recapture data in ... sub-area 58.4.3a to demonstrate the potential uses of the model and also suggest potential catch ... ASSESSMENT METHODS FOR EXPLORATORY FISHERIES: AN EXAMPLE CASE USING CATCH, IUU CATCH AND TAGGING DATA FOR ...
Meeting Document : WG-SAM-08/05 : Auteur(s): R.M Hillary (UK)
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Progress on the application of an age-structured production model fitted to commercial catch-rate and catch-at-length data to assess the toothfish (Dissostichus eleginoides) resource in the Prince Edward Island vicinity
yr-1 is likely the largest value of natural mortality M that is plausible for toothfish. Catch, catch ... refinements, the CPUE data and catch-at-length data remain sharply inconsistent within the modelling framework ... stock status that can be argued from these analyses, it is suggested that annual catch levels should not ... on the application of an age-structured production model fitted to commercial catch-rate and catch-at ...
Meeting Document : WG-FSA-03/97 : Auteur(s): A. Brandão and D.S. Butterworth (South Africa)
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Comparison of estimators of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial Distribution
approximate but simple way of modelling the distribution of catch-at-age or catch-at-length frequencies using ... objective function in CASAL determines the implicit weight given to the commercial catch-at-age or catch-at ... stocks. An appropriate and accurate estimate of the ESS for catch frequency data for each fishery and ... catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial Distribution ...
Meeting Document : WG-SAM-07/7 : Auteur(s): S.G. Candy (Australia)
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Avoidance of seabird by-catch in longline fisheries: catch fish not birds
Author(s): Submitted by ASOC Title: Avoidance of seabird by-catch in longline fisheries: catch ...
Meeting Document : SC-CAMLR-XIX/BG/21 Rev. 1 : Auteur(s): Submitted by ASOC
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By-catch of fish during a 1995/96 deep-sea longline experimental fishing cruise off the Kerguelen Islands (Division 58.5.1)
1996. The by-catch has been identified with 10 species of fish reaching a important part (36,1%) of the ... total catch in number. The grenadier Macrourus carinatus and two species of skates Bathyraja eatonii and ... Bathyraja irrasa are the dominant species in the by-catch. The morid Antimora rostrata is also a common by ... -catch. The other species are rare but the predatory effect of the two big sharks Somniosus microcephalus ...
Meeting Document : WG-FSA-96/36 : Auteur(s): Pruvost, P., Duhamel, G.
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Evaluation of the effects of illegal, unregulated and unreported (IUU) fishing on the legal catch of fisheries for Dissostichus eleginoides
tonnes. The IUU catches are applied with the legal catch limit being adjusted each year after the IUU ... catch was estimated using the GYM and applied as the legal catch limit for the following year, assuming ... sustainable yield because of IUU fishing then the threat of depletion is increased and the legal catch limit ... Abstract: CCAMLR currently establishes catch limits each year for Patagonian toothfish ...
Meeting Document : WG-FSA-02/69 : Auteur(s): A.J. Constable (Australia)
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By-catch in the longline fishery along the shelf slope of Kerguelen (Division 58.5.1) during the 1994/95 and 1995/96 cruises
Abstract: By-catch was observed during two successive cruises of longliners fishing for ... of Kerguelen. By-catch consisted mainly of Rajidae Bathyraja spp. (85 %). The proportion of species ... taken in the by-catch was low (less than 0.75%) and does not represent a problem at the present level of ... the patagonian toothfish fishery. Author(s): Capdeville, D., Duhamel, G. Title: By-catch in the ...
Meeting Document : WG-FSA-96/11 : Auteur(s): Capdeville, D., Duhamel, G.
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Équateur - Demande du statut de Partie non contractante (PNC) coopérant avec la CCAMLR en participant au système de documentation des captures (SDC) de Dissostichus spp.
ès limité à l'eSDC. Le secrétariat a rédigé le pré ...
Meeting Document : CCAMLR-XXXVII/14 : Auteur(s): CCAMLR Secretariat
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ESTIMATION OF MANAGEMENT REFERENCE POINTS CONSISTENT WITH THE CATCH TRIGGER LEVEL FOR THE ANTARCTIC KRILL FISHERY IN AREA 48
comparison, the F and SSB reference points for the precautionary catch limit of 5.61 million tonnes are 0.186 ... biomass reference points for the krill fishery in CCAMLR Area 48 consistent with the catch trigger level ... of F and SSB reference points for the krill stock in Area 48 consistent with the catch trigger level ... . The uncertainty surrounding median estimates of F and SSB reference points for the catch trigger level ...
Meeting Document : WG-EMM-11/17 : Auteur(s): T. Peatman, J. Moir Clark, D.J. Agnew (UK)
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ACTION PLAN AIMED AT REDUCING SEABIRD BY-CATCH IN THE FRENCH EEZs IN STATISTICAL DIVISION 58.5.1 AND SUBAREA 58.6
ACTION PLAN AIMED AT REDUCING SEABIRD BY-CATCH IN THE FRENCH EEZs IN STATISTICAL DIVISION 58.5.1 ...
Meeting Document : SC-CAMLR-XXVII/08 : Auteur(s): Delegation of France