Résultats de la recherche
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Estimation of the incidental capture of seabird species in commercial fisheries in New Zealand waters, 2000/01
Abstract: Ministry of Fisheries observers reported 1236 seabird captures from fishing operations ... novaezelandiae) trawl fisheries accounted for 94% of the 701 seabird captures in observed trawl fisheries ... . Observed incident rates in longline fisheries were highest in the ling longline fishery: 24% of observed ... ling autoline sets caught seabirds, compared with 6% of observed chartered tuna longline sets caught ...
Meeting Document : WG-FSA-04/55 : Auteur(s): S.J. Baird (New Zealand)
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A possible model of metapopulation structure of Dissostichus eleginoides in the southern Indian Ocean
Abstract: Based on data on movements of Patagonian toothfish derived from tagging experiments and ... analysis of toothfish DNA from Heard Island and McDonald Islands (HIMI), Kerguelen, Crozet and Marion ... some or all of the subadult fish at HIMI migrate northwestwards to Kerguelen and Crozet. Larval fish ... spawned to the north-west of HIMI then return to HIMI in the Antarctic Circumpolar Current. If such a ...
Meeting Document : WG-FSA-03/72 : Auteur(s): R. Williams, A.J. Constable, C. Davies and S. Candy (Australia)
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DEVELOPMENT AND IMPLEMENTATION OF AN ACCREDITATION FRAMEWORK FOR PARTICIPATION IN THE CCAMLR SCHEME OF INTERNATIONAL SCIENTIFIFC OBSERVATION
consideration by the Scientific Committee. This paper outlines the roles and responsibilities of the Scientific ... Scientific Committee tasked it with the development of minimum standards to facilitate accreditation of ... -conveners outline the elements of an accreditation framework, and a workplan for it implementation, for ... -conveners of the ad hoc Technical Group for At- Title: DEVELOPMENT AND IMPLEMENTATION OF AN ACCREDITATION ...
Meeting Document : SC-CAMLR-XXVIII/BG/09 : Auteur(s): Co-conveners of the ad hoc Technical Group for At-
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OBSERVED RECOVERY OF NOTOTHENIA ROSSII AND FURTHER DECLINE OF GOBIONOTOTHEN GIBBERIFRONS IN SCIENTIFIC CATCHES AT POTTER COVE, SOUTH SHETLAND ISLANDS
Abstract: The results of the current monitoring program of fjord fish at Potter Cove, South ... Shetland Island are updated, showing a recovery of Notothenia rossii to levels comparable to those observed ... in and the disappearance of Gobionotothen gibberifrons from the catches since 2007. Author(s): E ... . Marschoff, E. Barrera-Oro, N. Alescio and E. Moreira (Argentina) Title: OBSERVED RECOVERY OF NOTOTHENIA ...
Meeting Document : WG-FSA-09/31 : Auteur(s): E. Marschoff, E. Barrera-Oro, N. Alescio and E. Moreira (Argentina)
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Depletion experiment of Dissostichus eleginoides stock in the south of South Georgia Island (Antarctica)
Abstract: Ten hauling for Dissostichus eleginoides were performed from the 11lth to the 21 of ... April 1994, wich were related between them, when they contact within a circle of 10 nm of diameter ... projected to 3244.8 nm2, obtaining an estimated biomass of 937.8 ton. Due to statistical limitations of ... of Dissostichus eleginoides stock in the south of South Georgia Island (Antarctica) Approval ...
Meeting Document : WG-FSA-94/31 : Auteur(s): P. Rubilar, C.A. Moreno (Chile) and J. Ashford (United Kingdom)
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Method for data treatment of biological samples of multidimensional parameters applied to: Euphausia superba Dana (krill) (+) (received too late for discussion during meeting)
Abstract: The method here described permits to overcome the gaps in the knowledge of the age of ... krill individuals by means of a data process deigned to obtain criteria for the coherent selection and ... grouping of such data. Author(s): J.S. Panizza, A.P. Tomo, E. Marschoff and C. Massigoge (Argentina) Title ... : Method for data treatment of biological samples of multidimensional parameters applied to: Euphausia ...
Meeting Document : WG-DCH-84/28 : Auteur(s): J.S. Panizza, A.P. Tomo, E. Marschoff and C. Massigoge (Argentina)
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Preliminary analysis of toothfish catch, CPUE, size structure and mark-recapture data from SSRUs 486A and 486G, with comments on the sustainability of different harvest levels
in Subarea 48.6 north of 60°S (the combined SSRUs 48.6A and 48.6G). A preliminary assessment for D ... . mawsoni in Subarea 48.6 south of 60°S (the combined SSRUs 48.6B through 48.6E) is given in an Appendix. An ... track of the number of tagged animals in the population and to predict the number of recaptures per year ... . The method includes recaptures for the year of release. The tagging likelihood term is based on the ...
Meeting Document : WG-FSA-12/31 : Auteur(s): E. Thomson and M. Bergh (South Africa)
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Shipboard line transect surveys of crabeater seal abundance in the pack-ice off East Antarctica: evaluation of assumptions
shipboard surveys of crabeater seals hauled-out on the Antarctic pack-ice is examined. Crabeater seals ... the ship’s track was partially responsible for a relative lack of sightings close to the transect-line ... direction to avoid running over seals violated the assumption of uniform distribution of groups, and ... contributed to a relative lack of sightings, close to (Author(s): C. Southwell, W. de la Mare (Australia), D ...
Meeting Document : WG-EMM-04/64 : Auteur(s): C. Southwell, W. de la Mare (Australia), D. Borchers and L. Burt (United Kingdom)
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An investigation of avoidance by Antarctic krill of RRS James Clark Ross using the Autosub-2 autonomous underwater vehicle
of RRS James Clark Ross in the northern Weddell Sea and in the Bransfield Strait to assess avoidance ... of the research vessel by Antarctic krill Euphausia superba. The AUV was equipped with the same type ... of scientific echosounder as the research vessel (Simrad EK500 operating at 38 kHz and 120 kHz) and ... measured the density of krill along transect acoustically (g m-2 wet mass) prior to the ship’s arrival. We ...
Meeting Document : WG-EMM-01/14 : Auteur(s): A.S. Brierley, P.G. Fernandes, M.A. Brandon, E. Armstrong, D.G. Bone and the Autosub Team (United Kingdom)
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THE RISKS OF NOT DECIDING TO ALLOCATE THE PRECAUTIONARY KRILL CATCH LIMIT AMONG SSMUS AND ALLOWING UNCONTROLLED EXPANSION OF THE KRILL FISHERY UP TO THE TRIGGER LEVEL
risks associated with three options for a Stage-1 allocation of the precautionary krill catch limit ... among SSMUs in Subareas 48.1-48.3, it was suggested that a comprehensive assessment of the risks that ... might be incurred by not deciding on such an allocation (i.e., a risk assessment of status quo ... results provided from multiple parameterizations of the same model, and present such a risk assessment ...
Meeting Document : WG-EMM-09/12 : Auteur(s): G.M. Watters (USA), S. Hill (United Kingdom), J.T. Hinke (USA) and P. Trathan (United Kingdom)