Resultados de la búsqueda
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No boundaries for whales interacting with fishing activities targeting Patagonian toothfish (Dissostichus eleginoides)
Patagonian toothfish (Dissostichus eleginoides) have been documented as a severe issue in the Crozet EEZ ... photographs from the French vessels fishing in the Crozet EEZ as well as on Del Cano rise in the Southern ... . Over the 2009 – 2019 period, and depredation rates were estimated to be around 8% in the Del Cano ...
Meeting Document : WG-FSA-2019/54 : Autor(es): N. Gasco, P. Tixier, F. Massiot-Granier, C. Péron and R. Sarralde
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CEMP indices: 2014 update
Abstract: The CCAMLR Ecosystem Monitoring Program (CEMP) was established to detect changes in ... in accordance with the ‘ecosystem approach’. In 2013/14 data has been submitted by 8 Members for 15 ...
Meeting Document : WG-EMM-14/30 : Autor(es): Secretariat
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Estimation of IUU catches of toothfish inside the Convention Area during the 2009/10 fishing season
take into account new information submitted in respect of two vessels fishing in Divisions 58.4.1 and ... 58.4.4a. Changes from version 1 are highlighted in bold. Author(s): Secretariat Title: Estimation of IUU ...
Meeting Document : WG-FSA-10/06 Rev. 1 : Autor(es): Secretariat
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CEMP indices: 2013 update
changes in krill-based ecosystems to provide a basis for regulating harvesting of Antarctic living marine ... resources in accordance with the ‘ecosystem approach’. In 2012/13 data has been submitted by six Members for ...
Meeting Document : WG-EMM-13/06 : Autor(es): Secretariat
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Line weights of constant mass (and sink rates) for Spanish-rig Patagonian toothfish longline vessels
collections of rocks enclosed in netting bags. The netting bags abrade on the seabed, rocks are lost and ... chartered Spanish-rig longline vessel to determine the statistical relationship in sink rates of longlines ... for rock weights while remaining in compliance to the sink rates associated with the line weighting ... method (a modified version of the former method to avoid fish loss by toothed whales) were examined in ...
Meeting Document : WG-FSA-07/15 : Autor(es): G. Robertson (Australia), C.A. Moreno, E. Gutiérrez (Chile), S.G. Candy (Australia), E.F. Melvin (USA) and J.P. Seco Pon (Argentina)
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Standing stock, spatial distribution and biological features of demersal finfish from the 2006 US AMLR bottom trawl survey of the northern Antarctic Peninsula and Joinville–D’Urville Islands (Subarea 48.1)
. AMLR) Program in collaboration with the German Federal Research Centre for Fisheries conducted a bottom ... dietary patterns from the survey is presented. Most biomass of finfish in this region occurs around the ... likely historical fishing grounds, north of Joinville Island. In addition to the inventory of species ... species with the highest biomass was G. gibberifrons. Observations on benthic bycatch, and differences in ...
Meeting Document : WG-FSA-06/14 : Autor(es): C.D. Jones (USA) and K.-H. Kock (Germany)
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THE POWER OF ECOSYSTEM MONITORING
krill population model to simulate natural and fisheries induced variability in krill abundance, the ... programme has a proven ability to detect the effects of natural variability in krill abundance, its ability ... significance at the 95% level. A situation where changing α produces a marked increase in statistical power ... , and the difference in the relative ecological costs of making type I and type II errors is likely to ...
Meeting Document : WG-EMM-08/P11 : Autor(es): K. Reid, J.P. Croxall and E.J. Murphy
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Integrated stock assessment for the Heard Island and the McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery (Division 58.5.2)
. Compared to the last assessment in 2011, this assessment updated the growth model and compared the effects ... . Alternative trawl sub-fisheries were evaluated within the assessment model in different scenarios. All ... 847 tonnes, and SSB status in 2013 ranged from 0.63- 0.69 of B 0. A model scenario that ignored ... information on YCS variation resulted in an SSB status of 0.58 in 2013, but was considered to be less ...
Meeting Document : WG-FSA-13/24 : Autor(es): P. Ziegler, S. Candy and D. Welsford (Australia)
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Bridging the krill divide: understanding cross-sector objectives for krill fishing and conservation
Abstract: In June 2014, the ICED programme, the British Antarctic Survey and WWF co-hosted a two ... day workshop entitled “Understanding the objectives for krill fishing and conservation in the Scotia ... previously provoked passionate debate but participants in this workshop showed broad cross-sector accord ... desirable or healthy. This reflects the gaps in the currently available information and the indirect nature ...
Meeting Document : SC-CAMLR-XXXIII/BG/34 : Autor(es): United Kingdom, Norway, Chile, ASOC and ARK
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Key considerations for planning a large-scale krill survey
management (FBM) approaches for the krill stock in subareas 48.1 to 48.4. These approaches include some which ... ) might also play a role in the future management of the krill fishery. Such surveys provide an indication ... constraints on research funding suggest that coordinated mobilization of multiple research vessels, as in 2000 ... important in the future management of the krill fishery. The design of the CCAMLR 2000 survey might be a ...
Meeting Document : WG-EMM-15/27 : Autor(es): S. Hill, J. Watkins (United Kingdom), O.R. Godø (Norway), S. Kawaguchi (Australia), D. Kinzey, C. Reiss (USA), V. Siegel (Germany), P. Trathan (United Kingdom) and G. Watters (USA)