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Change-in-ratio and index-removal methods for population assessment and their application to snow crab (Chionoecetes opilio)
that may not be met. These methods have been largely neglected by fishery scientists; however, they ...
Meeting Document : WS-CRAB-93/10 : Автор(ы): X. Xu, E.G. Dawe and J.M. Hoenig (USA)
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WG-FSA-06
, 9 October 2006 to Friday, 20 October 2006 Submissions Due: Monday, 25 September 2006 Meeting ... (BirdLife International) WG-FSA-06/2 List of participants WG-FSA-06/20 Saga Sea krill harvesting and ... /3 List of documents WG-FSA-06/30 Towards a seabird mortality risk assessment: distribution of ... CPUE analysis of the Antarctic toothfish (Dissostichus mawsoni) fishery in the Ross Sea for the years ...
Meeting
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WG-EMM-96
review of energetic requirements of southern ocean krill predators Stansfield, A.M. WG-EMM-96/20 A model ... ., Pauly, T., Gillespie, D., Woehler, E., Nicol, S. WG-EMM-96/30 Vacant WG-EMM-96/31 Fish in the diet of ... the blue-eyed shag Phalacrocorax atriceps at the South Shetland Islands: six years of monitoring ... and Operations in Antarctica’ (Oslo, Norway 17-20 October 1995 and College Station, Texas, US, 25 29 ...
Meeting
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Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
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 ... 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 ... 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 : Автор(ы): Parker, S.J. and P.J. Grimes
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Fishery Report 2014: Dissostichus eleginoides Heard Island (Division 58.5.2)
the years from 1997 to 2008 and 2013, sufficient numbers of fish had been aged to calculate year ... 20% of the pre-exploitation median spawning biomass in any one year, for each year over a 35-year ... 1 December 2013 to 30 November 2014). Fishery Report 2014: Dissostichus eleginoides ... season, which extended from 1 December 2013 to 30 November 2014, the longline fishery was active from 15 ...
Document : Site Section: Publications
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The use of predator-derived krill length-frequency distributions to calculate krill target strength
to be independent to avoid interrelated estimates. For South Georgia, there is a 20-year time ... Pchantillons simultal~es des predateurs et des filets n'affichent qu'une difference de l%, ce qui met en ... 0.9% (1994) to 6.4% (1996) and is shown for all years in Table 1. There was a significant ... results in a survey variance of 20% (Brierley et al., 1999). By integrating data from land-based ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 155–163 : Автор(ы): Reid, K. and A.S. Brierley
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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 ... of shark meat, 4 tonnes of shark fin, 1.8 tonnes of shark tail, 11.3 tonnes of shark liver, 20 ... acceded • Article 21 facilitates assistance to developing countries • The number of developing ... countries party to the Agreement when it comes into force will be important for how article 21 will be ...
Document : Site Section: Compliance
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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)
of very small proportion of immature fish. Highest GSI for D. mawsoni in March over years was ... ° longitude x 30’ latitude box) for research is produced over the data-poor fisheries area for all vessels ...
Meeting Document : WG-FSA-12/60 Rev. 1 : Автор(ы): Delegation of Japan
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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 : Автор(ы): D.G.M. Miller (South Africa)
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
mean total length-at-maturity (38.8 and 46.4 cm) and mean age-at-maturity (10.6 and 13.6 years) are ... work on this species. Von Bertalanffy growth models assuming different growth by sex and by year-within ... 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 : Автор(ы): Marriott, P.M., M.J. Manning and P.L. Horn
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