Search results
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Estimating toothfish biomass in Subarea 48.3 using local depletions
as a means of estimating toothfish density at South Georgia. Over the four years 2000-2003, we found 25 areas ... of 12’ by 12’ where there had been forty or more hauls in any particular year. There were 62 individual ... over the four years and multiplying by the total fishable area in Subarea 48.3 we arrived ... of estimating toothfish density at South Georgia. Over the four years 2000-2003, we found 25 areas of 12’ by 12 ...
Meeting Document : WG-FSA-SAM-04/18 : Author(s): Pearce, J., Agnew, D.
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Standing Committee on Administration and Finance (SCAF)
Members a Chairman of the Standing Committee who shall serve for a term of two years and shall ... of Antarctic Marine Living Resources hereby establishes in accordance with Article XIII(6) of the Convention ... be eligible for re-election for one additional term. 3. The Standing Committee shall advise the Commission ... annually: (a) examine the audited financial statement of the Commission for the previous year ...
Document : Site Section: Publications
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Fishery Report: Champsocephalus gunnari (ANI) South Georgia (Subarea 48.3)
................................................................ 7 Throughout this report the CCAMLR fishing season is represented by the year in which that season ended, e.g ... . 2012 represents the 2011/12 CCAMLR fishing season (from 1 December 2011 to 30 November 2012 ... , the fishing season was from 1 December 2011 to 30 November 2012 and the catch limit for C. gunnari was 3 072 ... tonnes. Commercial fishing was conducted by two vessels and the total reported catch was 546 tonnes ...
Document : Site Section: Publications
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Influence of tag numbers, size of tagged fish, duration of the tagging program, and auxiliary data on bias and precision of an integrated stock assessment
annual recruitment and year class strengths. (3) For a simulated lightly fished stock, CASAL assessments ... , however the precision of SSB status estimates in the final assessment year was relatively low. Bias ... and year class strengths. (3) For a simulated lightly fished stock, CASAL assessments with good quality ... the precision of SSB status estimates in the final assessment year was relatively low. Bias and precision ...
Meeting Document : WG-SAM-12/24 : Author(s): P.E. Ziegler (Australia)
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Stomach contents of sub-adult Antarctic toothfish (Dissostichus mawsoni) from the western Ross Sea, Antarctica
(Muraenolepididae) were also important. Glacial squid (Psychroteuthis glacialis) were found in about 20% of stomachs ... also important. Glacial squid (Psychroteuthis glacialis) were found in about 20% of stomachs, but only ...
Meeting Document : WG-FSA-06/27 : Author(s): D.W. Stevens (New Zealand)
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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
-at-length and GLM standardised CPUE data are all extended for one further year. Despite model refinements ... standardised CPUE data are all extended for one further year. Despite model refinements, the CPUE data ...
Meeting Document : WG-FSA-03/97 : Author(s): A. Brandão and D.S. Butterworth (South Africa)
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A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty
(a) 1.21 I 0 10 20 30 40 50 60 Length (mm) Selectivity (b) 1.6 1 1 0 2 4 6 Age (years) Relative ... of Uncertainty (a) Run 1 Biomass (thousand tonnes) Recruits (millions) 0 10 20 30 40 50 Years (b) Run ... cohort being calculated by numerical integration over a one-year period. The model is initialised ... is projected through one year by numerical integration of the basic population differential equations. Catch ... known catch history and thus allow assessments of yield to be made for existing fisheries. An example is ... Paper Title: A generalised model for evaluating yield and the long-term status of fish stocks ... projection model for assessing the long-term annual yield which satisfies objectives for the maintenance of ... the spawning stock biomass in accordance with CCAMLR criteria. These specify a bound on the ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Author(s): Constable, A. and W.K. de la Mare
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Fishery Report 2017: Exploratory fishery for Dissostichus mawsoni in Division 58.4.3b
to this report is shaded. Throughout this report the CCAMLR fishing season is represented by the year in which ... that season ended, e.g. 2015 represents the 2014/15 CCAMLR fishing season (from 1 December 2014 to 30 ... as exploratory in 2000. That year, the Commission agreed on four exploratory fisheries for Dissostichus spp ... on ecological considerations, and two new divisions were formed: Division 58.4.3a (Elan Bank) and Division ... Description / Abstract: Fishery Report 2017: Exploratory fishery for Dissostichus mawsoni in ...
Document : Site Section: Publications
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Report of the Workshop for the International Coordinated Survey in conjunction with CCAMLR-2000 Survey
conditions of constant krill biomass density. Additional oceanographic observation together with satellite ... conditions of constant krill biomass density. Additional oceanographic observation together with satellite ...
Meeting Document : WG-EMM-01/68 : Author(s): Delegations of Japan, Rep. of Korea, USA and Peru
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Update on the ‘Demersal interactions with marine benthos in the Australian EEZ of the Southern Ocean: an assessment of the vulnerability of benthic habitats to impact by demersal gears’ project
Abstract: We provide an update on progress in the FRDC and industry-funded project “Demersal ... interactions with marine benthos in the Australian EEZ of the Southern Ocean: an assessment of the ... technologies and unique datasets for quantifying the dynamics and extent of the interactions between demersal ... fishing gears and deep sea habitats in the Southern Ocean, will assist with providing key components for ...
Meeting Document : WG-EMM-10/23 : Author(s): G.P. Ewing, D.C. Welsford and A.J. Constable (Australia)