Resultados de la búsqueda
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Mackerel icefish Champsocephalus gunnari in the diet of upper trophic level predators at South Georgia: implications for fisheries management
Abstract: Mackerel Icefish Champsocephalus gunnari Lönnberg is an important component of the ... ecosystem at South Georgia where its diet is dominated by Antarctic Krill Euphausia superba, it is an ... important prey species for a number of upper trophic level predators, and is the target of commercial ... fisheries. Data on the frequency and size structure of C. gunnari in the diet of Antarctic fur seals ...
Meeting Document : WG-FSA-03/74 : Autor(es): K. Reid, S. Hill and T. Diniz (United Kingdom)
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Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2012/13
of 20 % achievable from Petersen biomass estimates may be achieved within three years with an annual ... 2011/12 fishing season with the aims of providing the data required for assessments of the population ... . An approximate stock biomass level of Dissostichus spp. in the survey area was tentatively estimated ... results the proposed sample size as existing 70 tonnes for the next 2012/13 survey seems to be appropriate ...
Meeting Document : WG-SAM-12/17 : Autor(es): Delegation of Japan
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Fish Heaven: a Monte Carlo, spatially explicit single species fishery model for the testing of parameter estimation methods
pictures. The executable has been compiled for Windows NT but should run on any 32bit Windows operating ... basic features of standard fish modeling with a number of optional extras. It was designed within an ... object oriented framework to allow for the possible extension in a number of directions. In particular it ... distribute themselves according to their density and the underlying habitat quality variable. On top of this ...
Meeting Document : WG-FSA-00/36 : Autor(es): I. Ball and A. Constable (Australia)
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A methodology for estimating total finfish by-catch of the Area 48 krill fishery
family for both low sea-ice and normal sea-ice years. Biological parameters for Champsocephalus gunnari ... impact of the krill fishery on finfish species at a family level, as well as for individual species ... bycatch of the Area 48 krill fishery and quantify the impact of bycatch on the finfish stocks using data ... that is currently available, applied to data collected by Scientific Observers on the FV Saga Sea ...
Meeting Document : WG-EMM-12/29 : Autor(es): T. Peatman, S.M. Martin (United Kingdom), O.R. Godø (Norway) and R.C. Wakeford (United Kingdom)
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Stock assessment of the mackerel icefish, Champsocephalus gunnari (Lönnberg, 1906) in Subarea 48.3 for the 1991/91 season, using virtual population analysis
Abstract: An assessment of the Champsocephalus gunnari fishery in sub-area 48.3 using VPA from ... situation to assessments in 1989/90 with a decrease in overall biomass and recruitment over recent years ... . Potential TAC levels are calculated, based on the F0.1 management strategy, however, the wisdom of limiting ... catches in the near future on the basis of a target F is questioned Author(s): G. Parkes (United Kingdom ...
Meeting Document : WG-FSA-91/15 : Autor(es): G. Parkes (United Kingdom)
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Draft MPA Report for the South Orkney Islands Southern Shelf (MPA Planning Domain 1, Subarea 48.2)
developed for the SOISS MPA (WG-EMM-13/10), based on the report structure proposed in WG-EMM-12/49. The ... Report for consideration by the Working Group, and would welcome discussion and feedback on its structure ... the MPA; requirements for new research and monitoring; a summary of activities undertaken within the ... MPA; an assessment of the achievement of MPA objectives, and an assessment of the impact of activities ...
Meeting Document : WG-EMM-14/25 : Autor(es): Delegation of the European Union
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Estimating the biodiversity of Planning Domain 5 (Marion and Prince Edward Islands – Del Cano – Crozet) for ecoregionalisation
approach was based on mapping species distributions (either observed data or predictions for species or ... Abstract: The CCAMLR MPA Workshop on Marine Protected Areas, held in Brest (France) in August ... . The workshop focusing on Planning Domain 5 was held in St Pierre, La Réunion, France from 15th May to ... meeting on the northern part of Planning Domain 5, which was held in South Africa in 2008, organized and ...
Meeting Document : WG-EMM-12/33 Rev. 1 : Autor(es): P. Koubbi (France), R. Crawford (South Africa), N. Alloncle, N. Ameziane, C. Barbraud, D. Besson, C.-A. Bost, K. Delord, G. Duhamel (France), L. Douglass (Australia), C. Guinet (France), G. Hosie (Australia), P.A. Hulley (South Africa), J. O. Irisson (France), K.M. Kovacs (Norway), R. Leslie, A. Lombard, A. Makhado (South Africa), C. Martinez (France), S. Mormede (New Zealand), F. Penot (France), P. Pistorius (South Africa), P. Pruvost (France), B. Raymond (Australia), E. Reuillard, J. Ringelstein (France), T. Samaai (South Africa), P. Tixier (France), H.M. Verheye (South Africa), S. Vigetta (France), C. von Quillfeldt (Norway) and H. Weimerskirch (France)
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New data acquisition protocol for benthos by-catch in the French fisheries of the Southern Ocean, presentation of the protocol and first preliminary results
acquisition protocol for benthos bycatch in the French fisheries of the Southern Ocean (statistical areas ... knowledge on the benthic ecosystems impacted by the French fishing activities, in a context marked by the ... CCAMLR conservation measures for Vulnerable Marine Ecosystems (VME) protection and the Marine Protected ... Areas (MPA) development and in the short term to decrease this impact. The protocol is based on ...
Meeting Document : WG-EMM-17/09 : Autor(es): A. Martin, M. Eléaume, N. Améziane, P. Pruvost and G. Duhamel
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Viability criteria for tagging toothfish
high probability of survival, but no objective criteria are provided for this evaluation. Achieving ... this requires an objective evaluation of the probability of survival of each fish to be tagged, which ... proposes criteria based on assessments of injuries and vitality used on other species and includes several ... options for implementation in CCAMLR tagging programmes. Author(s): S. Parker (New Zealand) Title ...
Meeting Document : WG-SAM-12/27 : Autor(es): S. Parker (New Zealand)
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Towards a Minimum Realistic Model for investigating trophic relationships between Antarctic toothfish and demersal fish in the Ross Sea, Antarctica
Abstract: We report on progress towards developing a Minimum Realistic Model for investigating ... occur. Feedback on the model is sought. Work on this model will continue through 2010 and 2011 and will ... Zealand) Title: Towards a Minimum Realistic Model for investigating trophic relationships between ...
Meeting Document : WG-SAM-10/21 : Autor(es): M.H. Pinkerton, S. Mormede and S.M. Hanchet (New Zealand)