Résultats de la recherche
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Patagonian toothfish tagging study plan in the southwest Atlantic (FAO Area 41)
(Dissostichus eleginoides) in the Southwest Atlantic Ocean (FAO Area 41). Existing data on this species is ... toothfish. This work has the potential to reveal the possible connectivity among various parts of the ... Title: Patagonian toothfish tagging study plan in the southwest Atlantic (FAO Area 41) Approval ... Abstract: We propose to conduct an exploratory satellite tagging campaign of Patagonian toothfish ...
Meeting Document : WG-SAM-2019/12 : Auteur(s): C.H. Lam, K.J. Park, J. Lee and S.-G. Choi
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Methodology for automated spatial sea ice summaries in the Southern Ocean
performance in the Southern Ocean. Sea ice can limit access to fishing grounds, for both commercial fishing ... sea ice concentration data in the Southern Ocean, and relate it to data on commercial fishing vessel ... dynamics of sea ice in a target location for a specified period, and a temporal view is used to ... during historical fishing events. The distribution of local ice concentration at the time of each fishing ...
Meeting Document : WG-FSA-14/54 : Auteur(s): S.J. Parker, S.D. Hoyle, J.M. Fenaughty and A. Kohout (New Zealand)
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Practical options for developing feedback management for the krill fishery in Subarea 48.2
might facilitate the development of feedback management procedures for the krill fishery in Area 48. In ... reviewing the state of ecological knowledge for Subarea 48.2, we conclude that movement towards Stage 2 (in ... knowledge base, but that this will take time, especially in the context of climate change. We suggest that ... the Staged approach advocated by WG-EMM) is highly improbable based on the current level of ...
Meeting Document : WG-EMM-14/04 : Auteur(s): P. Trathan (United Kingdom), M. Santos (Argentina) and O.R. Godø (Norway)
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in SSRU 882E including data from the 2005/06 season
Abstract: We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the SSRU 88.2E, using revised catch, CPUE, catch ... in a slightly higher estimate of initial biomass than in 2005, though this was mostly due to a ... different assumption of the level of natural mortality (M=0.13 y-1), and the revised length-weight and ...
Meeting Document : WG-FSA-06/48 : Auteur(s): A. Dunn and S.M. Hanchet (New Zealand)
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ASSESSMENT MODELS FOR ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN SUBAREA 88.2 SSRU E FOR THE YEARS 2002/03 TO 2008/09
model resulted in a higher estimate of initial biomass than the same model for 2006, but the estimated ... initial biomass was very imprecise. The selected trips data set resulted in a more precise estimate of ... initial biomass, although there was some conflict in the likelihoods of the tag recapture observations ... from different years. The use of the selected trips with the revised maturity ogive resulted in a ...
Meeting Document : WG-FSA-09/41 : Auteur(s): A. Dunn and S.M. Hanchet (New Zealand)
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REPORT ON AUSTRALIAN VMS TRIAL IN THE CCAMLR AREA
Abstract: This paper describes the trial of VMS equipment on Australian licensed fishing vessels ... operating in the Convention Area during the 1996/97 season. The benefits to fisheries managers and ... individual fishers are detailed, together with the operational costs of VMS equipment. A range of conclusions ... to CCAMLR objectives. Author(s): Delegation of Australia Title: REPORT ON AUSTRALIAN VMS TRIAL IN ...
Meeting Document : CCAMLR-XVI/BG/7 : Auteur(s): Delegation of Australia
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Antarctic fur seals in the South Shetland Islands: pup production and population trends
Abstract: Discovered in 1819, the South Shetland Islands soon became the focus of intensive ... censuses over a 15yr period (1987, 1992, 1994, and 1996) indicates the rate of increase in fur seal ... reports the results of a ground survey of all known fur seal colonies from Smith to Elephant Islands from ... %) and San Telmo Islands (21%). Dead pups accounted for 1.37% of the total. A comparison with previous ...
Meeting Document : WG-EMM-02/51 : Auteur(s): M.E. Goebel (USA), V.I. Vallejos (Chile), W.Z. Trivelpiece, R.S. Holt (USA) and J. Acevedo (Chile)
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Seamount-specific biomass estimates from SSRU 88.2H in the Amundsen Sea derived from mark-recapture data
on almost every seamount in every year and usually in proportion to the level of tagging on the ... in the percentage of the population tagged due to the annual immigration of untagged fish, along with ... seamount in the previous year. Trends in local biomass estimates for individual seamounts and SSRU 88.2H ... overall showed a decline in biomass through time with a slight increase in biomass since 2012. The pattern ...
Meeting Document : WG-FSA-14/58 : Auteur(s): S.J. Parker and S. Mormede (New Zealand)
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Crab by-catch in the experimental toothfish pot fishery around South Georgia, 2000
between Shag Rocks and South Georgia, and highest for P. formosa in deep water north of South Georgia. Few ... crabs (3% of P. spinosissima and 10.5% of P..formosa) were males above the legal size limit and could be ... , G. Pilling and C. Yau (United Kingdom) Title: Crab by-catch in the experimental toothfish pot ... Abstract: Trials of a method of fishing for toothfish using pots were undertaken by FV Argos ...
Meeting Document : WG-FSA-00/24 : Auteur(s): T. Daw, D. Agnew, M. Purves, G. Pilling and C. Yau (United Kingdom)
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The Dissostichus eleginoides fishery in Division 58.5.1 (Kerguelen Islands)
analyzed in the ligth of the knowledge of life cycle of the species. Catches reach a similar cumulative ... Abstract: The Kerguelen fishery (trawlers and long-liners) of Dissostichus eleginoides is ... the tendancies from the LFD and an index of abundance compared. Author(s): G. Duhamel (France) Title ... : The Dissostichus eleginoides fishery in Division 58.5.1 (Kerguelen Islands) Approval: Approved ...
Meeting Document : WG-FSA-93/15 : Auteur(s): G. Duhamel (France)