Search results
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Model diagnostics for the Antarctic krill assessment for Subarea 48.1
of the assessment being developed to set catch limits for Antarctic krill in Subarea 48.1. A "base-case" ... being developed to set catch limits for Antarctic krill in Subarea 48.1. A "base-case" ...
Meeting Document : WG-FSA-15/60 : Author(s): D. Kinzey, G.M. Watters and C.S. Reiss (USA)
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The use of electronic monitoring camera system for the toothfish fishery in CCAMLR Subarea 48.3: a study case to help CCAMLR
Abstract: Sampling methods to determine the composition and nature of the catch of the longlining ... fishery around CCAMLR Subarea 48.3 have, to date, been limited to in situ line observations conducted ... for the assessment and management of the fishery. This independent estimation of the total catch in the fishery ... in situ and in the video footage by the different video reviewers (observers). However catch composition ...
Meeting Document : WG-FSA-14/27 : Author(s): R.A. Benedet (United Kingdom)
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Incidental mortality of seabirds associated with longline fishing in Subarea 48.3 – preliminary results of scientific observations onboard the Chilean longliner, Puerto Ballena, from March to May 1996
on Patagonian toothfish (Dissostichus eleginoides) are still based on limited information. We report here ... on observations on the by-catch of seabirds during a cruise of the Chilean longliner 'Puerto Ballena' ... incidentally would have been substantially lower. The by-catch of both black-browed albatrosses and white ... -chinned petrels appeared to decline towards the end of April/begriming of May. The estimated total catch ...
Meeting Document : WG-FSA-96/31 : Author(s): Selling, J., Kock, K.-H.
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Research plan for exploratory fishing for toothfish (Dissostichus spp.) in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia
58.4.1 and 58.4.2) began in 2003. Robust stock assessment and catch limits according to CCAMLR decision ... and 58.4.2) began in 2003. Robust stock assessment and catch limits according to CCAMLR decision rules remain ...
Meeting Document : WG-SAM-15/10 : Author(s): Delegation of Australia
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Joint report on exploratory fishing in Divisions 58.4.1 and 58.4.2 between the 2011/12 and 2016/17 fishing seasons
Abstract: Robust stock assessments and catch limits according to CCAMLR decision rules remain ... Robust stock assessments and catch limits according to CCAMLR decision rules remain ...
Meeting Document : WG-FSA-17/17 Rev. 1 : Author(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
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The IPCC Special Report on the Ocean and Cryosphere in a Changing Climate: CCAMLR’s duty to respond
change response plan which includes climate change information when setting catch limits and approving ... plan which includes climate change information when setting catch limits and approving conservation ...
Meeting Document : CCAMLR-38/BG/56 : Author(s): Submitted by ASOC
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Risk categorisation for Macrourus whitsoni and Amblyraja georgiana in the Ross Sea
a limited reproductive potential, and/or other life history characteristics that make them especially ... to overfishing, catch rates in the toothfish fishery have not declined, juveniles are not selected by the fishery ... , and comparison of longline and trawl catch rates with other Antarctic areas suggest that population in the Ross ... georgiana were categorized as risk status 3 – species that are exploited as bycatch, and have a limited ...
Meeting Document : WG-FSA-05/21 : Author(s): R.L. O’Driscoll (New Zealand)
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Estimation and correction of migration-related bias in the tag-based stock assessment of Patagonian toothfish in Division 58.5.2
and sustainable catch limits from a closed population tag-based CASAL stock assessment. Our simulations ... and sustainable catch limits from a closed population tag-based CASAL stock assessment. Our simulations ... Patagonian toothfish between the Divisions 58.5.1 and 58.5.2 using a catch-conditioned modification ... Patagonian toothfish between the Divisions 58.5.1 and 58.5.2 using a catch-conditioned modification ...
Meeting Document : WG-SAM-17/11 : Author(s): P. Burch, P. Ziegler, D. Welsford and C. Péron
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A statistical method for analysing the extent of IUU fishing in CCAMLR waters: application to Subarea 48.3
bird catch was 574 birds, 2200 birds and 544 birds respectively. 95% confidence limits were calculated ... Abstract: 1. This paper describes a new method for estimating IUU catch of fish and birds ... rigorous estimates and confidence intervals of fish and bird catch by IUU vessels. This method has not been ... time. 4. The total annual IUU catch of toothfish and birds was calculated using a second simulation ...
Meeting Document : WG-FSA-02/4 : Author(s): D.J. Agnew and G.P. Kirkwood (United Kingdom)
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Approaches to monitoring and assessing the abundance of rattails (Macrourus spp.) and skates in the Ross Sea
manipulation of fishing effort, catch-curve analysis, tagging programmes, bottom trawl surveys, and acoustic ... caught during the trawl survey could be tagged and released, rattails could be aged for catch-curve ... analysis. The main limitations of this approach is the variable ice cover in the Ross Sea, which may ... manipulation of fishing effort, catch-curve analysis, tagging programmes, bottom trawl surveys, and acoustic ...
Meeting Document : WG-FSA-05/22 : Author(s): R.L. O’Driscoll, S.M. Hanchet and B.A. Wood (New Zealand)