Résultats de la recherche

1. Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data

   number of concentrations and analytical justification for search data Abstract / Description:  In this ... 1980s. These examples highlight the need for a navigational log as well as a fishing log in order to ... make accurate inferences. In the appendix, a method for correcting for the bias in the detection of ... information is needed. That figure shows two foci for fishing krill with a gap between them. Without echo ... ). (Figure A6 of Appendix 5 of the Krill CPUE Working Group Report contains an error for the curve in which ... (1989) concentrations are presumed to persist for the entire fishing period of14 to 30 days.) 290 ... simulation study of krill fishing by an individual Japanese trawler. Scientific Committee for the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Auteur(s): Mangel, M.

2. Fishery Report 2013: Exploratory fishery for Dissostichus spp. in Subarea 48.6

   Description / Abstract:  Fishery Report 2013: Exploratory fishery for Dissostichus spp. in Subarea ... Fishery Reports. Stock assessment status 20. There has been no integrated stock assessment for this ... • Macrourus spp. – 16% of the catch limit for Dissostichus spp. or 20 tonnes, whichever is greater • all ... other species combined – 20 tonnes. Table 4: Catch history for by-catch species (macrourids, rajids ... to a seabird by-catch limit. 30. The risk level for seabirds in this fishery in Subarea 48.6 is ...

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3. Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3a

   reclassified as exploratory in 2000. That year, the Commission agreed on four exploratory fisheries for ... (two recapture probability models (binomial and normal) and three different values for future process ... has been linked to an exemption for night setting in Conservation Measure 24-02 and subject to a ... . Vessels, on first entry into an SSRU, are required to make 10 research longline hauls. The requirement ...

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4. Estimating confidence intervals for fish stock abundance estimates from trawl surveys

   Paper Title:  Estimating confidence intervals for fish stock abundance estimates from trawl ... surveys Abstract / Description:  A method is developed for calculating asymptotic confidence intervals for ... trawl surveys, and in particular, develops an improved method for the estimation of confidence ... net haul densities has to allow for an often substantial probability that a given haul will produce ... distribution with one degree of freedom, at the a probability level. An asymptotic confidence interval for ... biomass, given by: where bj is the biomass estimate for stratum j. In calculating an asymptotic ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 203–207 : Auteur(s): de la Mare, W.K

5. Fishery Report 2014: Exploratory fishery for Dissostichus spp. in Subarea 48.6

   Description / Abstract:  Fishery Report 2014: Exploratory fishery for Dissostichus spp. in Subarea ... ) in each year are provided. Note: length-frequency distributions are only presented for those years ... to 30 November 2014). Fishery Report 2014: Exploratory fishery for Dissostichus spp. in ... framework for designing and undertaking research fishing designed to lead to an assessment of these ... -catch 20. Catch limits for by-catch species groups (macrourids, rajids and other species) are defined ...

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6. Fishery Report: Exploratory fishery for Dissostichus spp. (TOT) in Division 58.4.3b

   this fishery and in recent years has been linked to an exemption for night setting in CM 24-02 and ... Division 58.4.3b (Figure 7) (ii) large movements of fish have been observed for fish at liberty for two ... available for this fishery. 5.4 Mitigation measures 30. Catch limits for by-catch species groups ... fishery, the fishery was reclassified as exploratory in 2000. That year, the Commission agreed on four ...

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7. Fishery Report: Exploratory fishery for Dissostichus spp. (TOT) in Division 58.4.1

   measures 23. CM 25-02 applies to this fishery and in recent years has been linked to an exemption for ... vessels first operated in this fishery in 2005. 2. The limits on the exploratory fishery for ... ). SSRU C was closed on 9 February 2012 (catch limit for Dissostichus spp.: TOT 58.4.1 2 100 ... tonnes; final reported catch: 98 tonnes), and SSRU E was closed on 15 January 2012 (catch limit for ...

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8. Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3b

   reclassified as exploratory in 2000. That year, the Commission agreed on four exploratory fisheries for ... fish have been observed for fish at liberty for two years or more, and tend to be from the east to the ... Seong No. 829 - 10 6 16 Spain Arnela - 30 67 97 Galaecia - 20 8 28 2005/06 Chile Globalpesca I ... area. 30 Because Peterson biomass estimates from tag recaptures were not available for this area ...

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9. Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3b

   reclassified as exploratory in 2000. That year, the Commission agreed on four exploratory fisheries for ... ); (ii) large movements of fish have been observed for fish at liberty for two years or more, and tend ... years has been linked to an exemption for night setting in CM 24-02 and subject to a seabird by-catch ... fishery was set to zero tonnes. An additional limit of 72 tonnes was set for research fishing between 1 ...

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10. The 1991/92 fishery for Dissostichus eleginoides in Subarea 48.3

    Paper Title:  The 1991/92 fishery for Dissostichus eleginoides in Subarea 48.3 Abstract ... / Description:  The 1991/92 longline fishery for Dissostichus eleginoides in Subarea 48.3 was open from 4 ... influenced by fishing depth, time of day or soak time, but was dependent on type of hook and geographical ... Russian c 20 to 25 mm 120 cm 2400 - 4800 Russian d 20 to 25 mm 120 cm 13500 Russiane 25 to 30 mm 120 cm ... caught per haul and the number of hooks on the line for the Russian fishery over the whole season ... lower than the mean weight assumed for this species by the Working Group on Fish Stock Assessment (WG ... WG-FSA-92/28 THE 1991/92 FISHERY FOR DISSOSTICHUS ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 31–48 : Auteur(s): Agnew, D.J. and C.A. Moreno

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