Résultats de la recherche

1. Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea

   stage for at least one year. Individual oocytes are then recruited into the vitellogenic phase over at ... maturation stage by approximately May each year. The age at 50% spawning for females on the Ross Sea slope ... region is 16.6 years (95% CI 16.0–17.3) or 133.2 cm (95% CI 130.9–135.7) by length. On average, males ... spawn at a younger age with an A 50% of 12.8 years (95% CI 11.9–14.0) or 120.4 cm (95% CI 114.8–126.7 ... Age (years) 0 10 20 30 ... f fi sh Age (years) 5 10 15 20 25 30 ... histograms. Diameter (um) Fr eq ue nc y 0 500 1000 1500 2000 2500 0 10 0 20 0 30 0 40 0 n= 28 ... L50% for the hindcast ogive. 0 10 20 30 40 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 Age (y) P ro po rti ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 53–73 : Auteur(s): Parker, S.J. and P.J. Grimes

2. Fishery Report 2014: Dissostichus eleginoides Heard Island (Division 58.5.2)

   20% of the pre-exploitation median spawning biomass in any one year, for each year over a 35-year ... the years from 1997 to 2008 and 2013, sufficient numbers of fish had been aged to calculate year ... by the year in which that season ended, e.g. 2014 represents the 2013/14 CCAMLR fishing season (from ... 1 December 2013 to 30 November 2014). Fishery Report 2014: Dissostichus eleginoides ...

   Document : Site Section: Publications

3. Beyond MSY: a consideration of definitions of management objectives

   Article II of the CCAMLR Convention. The criteria will depend on whether the main concern is with ... nominal effort each year, based on the values of F and fishing effort in the most recent years. Since ... rate of fishing that gives GNAI. Good recruiting year-classes can be fished harder than weak ones ... that varies about the constant recruitment optimum, being lower when a strong year-class has just ... yield that can be sustained is one corresponding to full exploitation of the weaker year-classes ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Auteur(s): Gulland, J.A.

4. Day 1 - Session 2 - Progress in Africa since 2010 - Per Erik Bergh

   , 2011.  Economic impact from Illegal  Fishing in 2011 European Union estimates that up to 20 ... Countries in West Africa lose up to USD  1.5 Billion a year to illegal fishing  activities Source: Richard ...  of shark meat, 4 tonnes  of shark fin, 1.8 tonnes of shark tail, 11.3 tonnes of shark liver, 20 ...  so far: • 25 people started the survey and 20  people have completed it Q2: before this workshop ...

   Document : Site Section: Compliance

5. Revised research plan for the exploratory longline fishery for Dissostichus spp. in 2012/13 Subarea 48.6 and Divisions 58.4.1, 58.4.2 and 58.4.3a (this is a revision of WG-SAM-12/09)

   ° longitude x 30’ latitude box) for research is produced over the data-poor fisheries area for all vessels ... of very small proportion of immature fish. Highest GSI for D. mawsoni in March over years was ...

   Meeting Document : WG-FSA-12/60 Rev. 1 : Auteur(s): Delegation of Japan

6. Modelling and Decision Making as Part of the CCAMLR Management Regime

   of CCAMLR Article II. Eight attributes (purpose, description, variables, driving forces, time ...

   Meeting Document : WG-CSD-88/10 : Auteur(s): D.G.M. Miller (South Africa)

7. Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea

   work on this species. Von Bertalanffy growth models assuming different growth by sex and by year-within ... mean total length-at-maturity (38.8 and 46.4 cm) and mean age-at-maturity (10.6 and 13.6 years) are ... and 30 years old in the second reading. Males Females 0 10 20 30 ... standard normal distribution R es id ua ls (b) 20 30 40 50 60 70 80 -2 -1 0 1 2 Fitted values R ... 0 1 2 3 20 30 40 50 60 70 80 Fitted ... R es id ua ls (b) 20 30 40 50 60 70 80 -2 -1 0 1 2 Fitted values R es id ua ls -3 -2 -1 ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Auteur(s): Marriott, P.M., M.J. Manning and P.L. Horn

8. CCAMLR-XVII

   Resources CCAMLR-XVII/20 Deadlines set by CCAMLR for the submission of information by Member countries ... Secretary CCAMLR-XVII/30 Rev. 1 Draft Conservation Measure A/XVII Delegation of the European Community ... ) pour la saison 1997/98 (1er juillet 1997–30 juin 1998), estimation du prélèvement de légine. CCAMLR ... Delegation of South Africa CCAMLR-XVII/BG/2 List of participants CCAMLR-XVII/BG/20 Beach debris survey Signy ...

   Meeting

9. CCAMLR-XXIX

   notifications for krill fisheries 2010/11 Secretariat CCAMLR-XXIX/20 Summary of notifications for new and ... Dissostichus spp. in 2010/11 Delegation of Spain CCAMLR-XXIX/30 Notifications of the United Kingdom’s intention ... CCAMLR-XXIX/BG/20 CCAMLR’s role in combating IUU fishing in the Southern Ocean and globally ASOC Observer ... -XXIX/BG/30 Rev. 1 Rev. 1 Calendar of meetings of relevance to the Commission in 2010/11 Secretariat ...

   Meeting

10. Distribution of mackerel icefish (Champsocephalus gunnari) (Channichthyidae) around South Georgia at various stages of its life cycle

    / 19 86 L en gt h ra ng e (m m ) 60 –1 30 80 –1 30 60 –1 40 70 –1 20 M od al le ng th ... (i.e. by 3 years old) most C. gunnari migrate northwards, where they remain for most of the year ... from time to time an entire year class may be absent from catches taken over several years (Frolkina ... May–June. The time of spawning relates to the temperature regime of the year, i.e. in warmer years ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 49–69 : Auteur(s): Frolkina, Zh.A

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