Résultats de la recherche
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Progress on the integrated stock assessment by CASAL for Antarctic toothfish Dissostichus mawsoni in Subarea 48.6
Abstract: A preliminary integrated stock assessment model was constructed for Dissostichus ... mawsoni at the research block 48.6_2, as a test run for integrated assessment model for stock assessment ... indicates future tasks for improvement: further sensitivity analysis of IUU, addition of ageing data and ... assessment by CASAL for Antarctic toothfish Dissostichus mawsoni in Subarea 48.6 Microsoft Word File: fsa ...
Meeting Document : WG-FSA-2019/21 : Auteur(s): K. Sawada and T. Okuda
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Stock size and tac estimation for the Patagonian toothfish, Dissostichus eleginoides, from the Kerguelen Islands area
Abstract: Biological data and fishery statistics collected in 1984-1992 were used for stock size ... area. Method of R. Jones (1964) was used for estimating population size and TAC. Calculations were done ... for the 1984/85 and 1991/92 seasons where directed fishery for the species took place. Population size ... of D. eleginoides for these seasons was estimated at 43-50 x 103 tonnes. TAC was estimated at 7.3-7.5 ...
Meeting Document : WG-FSA-92/09 : Auteur(s): S.M. Pronenko, P.B. Tankevich, V.V. Gerasimchuk and V.N. Chikov (Ukraine)
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Fishing for structure; can we describe normal patterns in toothfish fishing operations using catch and effort data?
Abstract: We describe the typical steps involved in demersal longline fishing operations for ... and for error trapping or data validation. During this process we identified some unusual values for ... more difficult to evaluate given the wide range of influences that may affect recorded values for a ... given parameter. There are strong functional relationships identified between some of the variables. For ...
Meeting Document : WG-FSA-16/36 : Auteur(s): J.M. Fenaughty and K. Large
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FIELD IDENTIFICATION GUIDE TO HEARD ISLAND AND MCDONALD ISLAND (HIMI) BENTHIC INVERTEBRATES: A GUIDE FOR SCIENTIFIC OBSERVERS ABOARD FISHING VESSELS
Island (HIMI) benthic invertebrates: a guide for scientific observers aboard fishing vessels”. This ... industry funded production is first of its kind for the region, and is intended to be used as both a ... training tool prior to deployment at-sea, as well as for use by trained observers to make accurate ... publication will include instructions to observers for collection of benthic organisms at sea, quick-reference ...
Meeting Document : WS-VME-09/13 : Auteur(s): Moore, K., Hibberd, T.
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SUMMARY OF NOTIFICATIONS FOR KRILL FISHERIES 2011/12
Abstract: Six Members submitted notifications for a total 15 vessels for krill fisheries in ... 391,000 tonnes. There was no notification submitted for exploratory fisheries for krill in 2011/12. Author ... (s): Secretariat Title: SUMMARY OF NOTIFICATIONS FOR KRILL FISHERIES 2011/12 Approval: Approved ...
Meeting Document : WG-EMM-11/08 : Auteur(s): Secretariat
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Estimates of sustainable yield for 50 data-poor stocks in the Pacific coast groundfish fishery management plan
requires Regional Fishery Management Councils to set annual catch limits for all stocks or stock complexes ... of sustainable yield for many these species were previously based on undocumented, ad-hoc analyses ... . We present estimates of sustainable yield for 50 of these stocks using two recently developed models ... of historical catch for west-coast groundfish species and species-specific information related to ...
Meeting Document : WG-SAM-11/P1 : Auteur(s): E.J. Dick and A.D. McCall
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Simulating performance of trend analysis for setting catch limits in exploratory toothfish research plans
Abstract: Catch limits for toothfish in research blocks were set for the 2017/18 season using a ... developed and tested as a matter of priority for WG-SAM-18. We formalised and codified the rules and ... developed a simulation approach to examine the performance of the trend analysis rules for scenarios with ... high or low abundance, high or low uncertainty in biomass estimates, and for populations with ...
Meeting Document : WG-SAM-18/23 : Auteur(s): S. Hoyle, S. Parker, A. Dunn and S. Mormede
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The integrated krill assessment model for Subarea 48.1 with future catches meeting alternative decision rules
Abstract: Model results and diagnostics for the integrated assessment model for krill in Subarea ... , and WG-FSA in a number of papers since 2011. The assessment model for krill in Subarea 48.1 is offered ... as a tool for CCAMLR to use in managing the krill fishery in Subarea 48.1. Author(s): D. Kinzey, G.M ... . Watters and C.S. Reiss Title: The integrated krill assessment model for Subarea 48.1 with future catches ...
Meeting Document : WG-SAM-16/36 Rev. 1 : Auteur(s): D. Kinzey, G.M. Watters and C.S. Reiss
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Summary of notifications for krill fisheries in 2010/11
Abstract: Seven Members submitted notifications for a total 15 vessels for krill fisheries in ... submitted for exploratory fisheries for krill in 2010/11. The total notified, expected level of catch of ... krill in 2010/11 is 410000 tonnes. Author(s): Secretariat Title: Summary of notifications for krill ...
Meeting Document : WG-EMM-10/06 : Auteur(s): Secretariat
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Using compact video camera technology for rapid deep-sea benthic habitat assessment
Antarctic Division (AAD) for deployment on commercial fishing gear to observe interactions with the Southern ... camera for broad-scale and rapid deep-sea benthic habitat assessment, during a recent AAD marine science ... voyage on the shelf-break of East Antarctica, greatly improved the efficiency of selection of sites for ... quantitative sampling. The system is also promoted for estimates of krill biomass, swarm dynamics and ...
Meeting Document : WG-EMM-10/24 : Auteur(s): G.P. Ewing, R. Kilpatrick, A.J. Constable and D.C. Welsford (Australia)