Résultats de la recherche
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Biology and harvesting of Dissostichus eleginoides around the Kerguelen Islands (Division 58.5.1)
Paper Title: Biology and harvesting of Dissostichus eleginoides around the Kerguelen Islands ... species in the fisheries of the Southern Ocean. In Division 58.5.1, a directed trawl fishery has been in ... operation since 1984/85 and has expanded in the deep western sector of the Kerguelen Shelf. This fishery ... harvests the sub-adult/adult part of the stock. Fishing effort and corresponding catches are very variable ... is becoming an increasingly important species in the fisheries of the Southern Ocean. In Division ... western sector of the Kerguelen Shelf. This fishery harvests the sub-adult/adult part of the stock ... harvestable resources of ChampsocephaZus gunnari. Vital biological information on population dynamics, as ... exploitation are discussed with respect to the development of fishing methods. Resume Dissostichus ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 85–106 : Auteur(s): Duhamel, G.
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A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship in Subarea 48.3
Paper Title: A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship ... survivorship of toothfish following tagging were carried out on eight different vessels fishing in Subarea 48.3 ... , fish with a variety of injuries were selected to see if this affected recovery. In the final analysis ... , 396 animals were included, with an overall survivorship of 90%. Smaller animals and animals in better ... study of PAtAgoniAn toothfish (Dissostichus eleginoiDes) Post-tAgging survivorshiP in subAreA 48.3 ... During the 2005 fishing season, experiments on the survivorship of toothfish following tagging were ... seawater replacement for at least 12 hours after tagging. On one vessel, fish with a variety of injuries ... an overall survivorship of 90%. Smaller animals and animals in better initial condition had a higher ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 279–289 : Auteur(s): Agnew, D.J., J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones, G. Breedt, S. Du Plessis, J. Van Heerdon and G. Moreno
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An iterative model to construct an age/length key to assess the age composition of a new fishery for Dissostichus eleginoides in Chilean waters
Paper Title: An iterative model to construct an age/length key to assess the age composition of a ... estimation of age composition of catch requires that age/length data and random length frequency have been ... sampled from the same population. If such sampling is not possible the estimates of the age distribution ... composition of catch for Dissostichus eleginoides was obtained with the application of a single age/length key ... estimation of age composition of catch requires that age/length data and random length frequency have been ... sampled from the same population. If such sampling is not possible the estimates of the age distribution ... composition of catch for Dissostichus eZeginoides was obtained with the application of a single age/length ... Diego Portales. BIBLIOGRAFIA AKAMINE, T. and Y. MATSUMIYA. 1992. Mathematical analysis of age-length ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 11–20 : Auteur(s): Robotham, V. H. and Z. Young U.
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Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
Paper Title: Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the ... Ross Sea spanning the 2000–2009 fishing seasons. A characterisation of the oocyte developmental cycle ... of D. mawsoni shows that once development begins, oocytes grow and accumulate at the cortical alveoli ... least a 6–12 month period, resulting in a developed group of oocytes accumulating at the final ... biological characteristics of notothenioids to characterise reproduction in this species. This paper ... - AND AGE-AT-SPAWNING OF ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN THE ROSS SEA S.J. Parker ... National Institute of Water and Atmospheric Research (NIWA) Ltd PO Box 893 Nelson, New Zealand Email ... seasons. A characterisation of the oocyte developmental cycle of D. mawsoni shows that once development ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 53–73 : Auteur(s): Parker, S.J. and P.J. Grimes
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Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the 1986/87 austral summer
Paper Title: Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the ... 1986/87 austral summer Abstract / Description: A survey of Antarctic fur seals in the South Shetland ... population recovery and recolonization of rookery sites following 19th Century commercial exploitation ... . Twelve fur seal pupping sites were identified, some of which had not previously been reported. The ... - 427 - SC-CAMLR-VI/BG/18 (WG-CEMP-87!7) SURVEY OF ... . 8engtson, L.M. Ferm, T.J. Harkonen, E.G. Schaner, 8.S. Stewart (USA, Sweden) Abstract A survey of ... that this species is continuing its population recovery and recolonization of rookery sites following ... 19th Century commercial exploitation. Twelve fur seal pupping sites were identified, some of which had ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 427-440 : Auteur(s): Bengtson, J.L., L.M. Ferm, T.J. Härkönen, E.G. Schaner and B.S. Stewart
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Interaction of marine mammals with the longline fishery around the Kerguelen Islands (Division 58.5.1) during the 1995/96 cruise
Paper Title: Interaction of marine mammals with the longline fishery around the Kerguelen Islands ... longliners fishing for Patagonian toothfish (Dissostichus eleginoides) to the west of the Kerguelen Islands ... ). These seals are responsible for the loss of 0.75 % of toothfish during the longline sets in which ... interaction occurred, as against 2.2 % of fish lost from the hooks during line hauling. File ... INTERACTION OF MARINE MAMMALS WITH THE LONGLINE FISHERY AROUND THE KERGUELEN ISLANDS (DIVISION 58.5.1 ... (Dissosfichus eleginoides) to the west of the Kerguelen Islands during the 1995/96 cruise and marine mammals ... occurred with the Antarctic fur seal (Auctocephalus gazella). These seals are responsible for the loss of ... 0.75 % of toothfish during the longline sets in which interaction occurred, as against 2.2 % of fish ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 171–174 : Auteur(s): Capdeville, D
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Effect of line sink rate on albatross mortality in the Patagonian toothfish longline fishery
Paper Title: Effect of line sink rate on albatross mortality in the Patagonian toothfish longline ... vessels to derive a sink rate and line-weighting regime that would minimise the capture of albatrosses ... based on knowledge of line sink rates and albatross diving abilities. Sink rates of lines deployed into ... propeller turbulence, which tended to keep lines aloft, varied as a function of distance between line ... very low reported catch rates of albatrosses during line-setting operations. The paper also ... Configuration This paper presents the results of an experiment The CFL Pioneer is a 47 X 11.5 m Spanish-built ... CCAMLR Science, Vol. 7 (2000): 133-150 EFFECT OF LINE ... -weighting regime that would minimise the capture of albatrosses based on knowledge of line sink rates and ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 133–150 : Auteur(s): Robertson, G.G
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
Paper Title: Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from ... the Ross Sea Abstract / Description: Juveniles of the macrourid Macrourus whitsoni were collected by ... the NIWA research vessel Tangaroa during the BioRoss survey of the western Ross Sea and Balleny ... Islands in 2004. Intensive analysis of otoliths from these specimens greatly increased confidence in the ... (Mitchell and Clark, 2004). This paper presents the results of the analysis of these specimens, and ... estimAtion And mAturity of the ridge-scAled mAcrourid (Macrourus whitsoni) from the ross seA P.M. Marriott ... and M.J. Manning National Institute of Water and Atmospheric Research (NIWA) Ltd Private Bag 14 ... of Water and Atmospheric Research (NIWA) Ltd PO Box 893, Nelson, New Zealand Abstract Juveniles ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Auteur(s): Marriott, P.M., M.J. Manning and P.L. Horn
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Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf
Paper Title: Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri ... shagensis) from Shag Rocks shelf Abstract / Description: The parameters of Bertalanffy’s growth equation ... -weight data of research and fishery survey cruises in the Shag Rocks area from 1978 to 1986. The natural ... mortality rate was assessed by six different methods and was within a range of 0.63 to 1.06. The mean value ... WG-FSA-89/18 GROWTH AND NATURAL MORTALITY OF PATAGONIAN ... parameters of Bertalanffy's growth equation for Patagonian rockcod (Patagonothen guntheri shagensis) were ... calculated by using age and length-weight data of research and fishery survey cruises in the Shag Rocks ... within a range of 0.63 to 1.06. The mean value of natural mortality M=0.8 was used in calculations and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Auteur(s): Shlibanov, V.I.
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Histological study on the ovarian development of mackerel icefish (Champsocephalus gunnari) from the South Georgia Islands
Paper Title: Histological study on the ovarian development of mackerel icefish (Champsocephalus ... South Georgia and Shag Rocks areas in February and March 1994. Six phases of oocyte development were ... described macroscopically for various species of Channichthyidae. Stage six includes ovaries undergoing ... generalised regression was found, which was observed in 41% of mature fish. A high proportion of juvenile ... paper we present a histological analysis of C. gunnari ovaries with the aim of describing the oocyte ... O N THE OVARIAN DEVELOPMENT OF MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARn FROM THE SOUTH GEORGIA ... Eduardo L. Holrnberg in the South Georgia and Shag Rocks areas in February and March 1994. Six phases of ... stages correspond with those described macroscopically for various species of Channichthyidae. Stage six ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 35–49 : Auteur(s): Macchi, G.J. and E.R. Barrera-Oro