Resultados de la búsqueda
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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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): 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 : Autor(es): G. Duhamel (France)
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Stream lines in the FRAM velocity field: speeds and directions from passive tracers
potential transfers of krill in the Scotia Sea. More detailed presentation of the stream lines in the South ... Abstract: A single time realisation of the FRAM model has been used to obtain trajectories of ... passive tracers. This note presents some of the analyses to provide background information on the ... Georgia region are also reported. Author(s): E.J. Murphy (United Kingdom) Title: Stream lines in the ...
Meeting Document : WS-Flux-94/09 : Autor(es): E.J. Murphy (United Kingdom)
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Otolith morphological analysis cannot distinguish Antarctic toothfish (Dissostichus mawsoni) stocks in the Southern Ocean
Abstract: Fourier shape analysis was used to study the morphology of sagittal otoliths of 383 ... classification accuracy of 73.19%. Principal component analysis revealed the accumulated contribution rate of 29 ... cannot distinguish the stock populations of D. mawsoni between Subareas 48.1, 48.6 and 88.1. Author(s ... analysis cannot distinguish Antarctic toothfish (Dissostichus mawsoni) stocks in the Southern Ocean ...
Meeting Document : WG-FSA-2019/59 : Autor(es): L. Wei, G.P. Zhu, T. Okuda, S. Parker, I. Slypko and S. Somhlaba
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Preliminary report on the South Sandwich Island research cruise by RRS Discovery (DY098) in January-February 2019
investigate the marine pelagic ecosystem around the South Sandwich Islands in the austral summer of 2019. The ... Abstract: This paper describes the structure and preliminary results of the research cruise to ... research cruise consisted of a large scale acoustic survey, following track lines established during the ... report provides information on the size of Antarctic krill caught, the distribution of acoustic ...
Meeting Document : WG-EMM-2019/78 : Autor(es): S. Fielding, C. Manno, G. Stowasser, B. Apeland, D. Ashurst, A. Ariza, M. Baines, L. Cornwell, A.B. Hulbert, K.R. Jones-Williams, C. Lacey, E.G. Langan, E.D. McRae, F.A. Perry, S. Pinder, E.J. Rowlands, F. Saccomandi, C. Silverstri, M.E.S. Sørensen, A. Slomska, J. Jackson, E.J Murphy, M. Reichelt, S. Thorpe, P. Trathan and G. Tarling
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Preliminary results from the International Synoptic Krill Survey in Area 48, 2019
presented. Of the six vessels that participated in the survey, this report provides methods and preliminary ... standardisation of analysis procedures are planned to be done in conjunction with the upcoming SG-ASAM meeting in ... Abstract: Preliminary results from the International Synoptic Krill Survey in Area 48, 2019, are ... results from four (vessels from the Association of Responsible Krill harvesting companies (ARK), Norway ...
Meeting Document : WG-EMM-2019/47 : Autor(es): G. Macaulay, G. Skaret, T. Knutsen, O.A. Bergstad, B. Krafft, S. Fielding, S.G. Choi, S. Chung, K. Demianenko, V. Podhornyi, K. Vishnyakova, L. Pshenichnov, A. Chuklin, A. Shishman and M.J. Cox