Resultados de la búsqueda
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Unnatural selection of Antarctic toothfish in the Ross Sea, Antarctica
Abstract: The current management strategy of the Ross Sea Antarctic toothfish fishery in an MSY ... mode is to target the oldest, largest, most fecund fish, theoretically to increase the number and ... growth rate of smaller fish. The literature is reviewed to reveal why this strategy has failed in the ... , J.T. Eastman and M. Massaro Title: Unnatural selection of Antarctic toothfish in the Ross Sea ...
Meeting Document : WG-FSA-12/P05 : Autor(es): D.G. Ainley, C.M. Brooks, J.T. Eastman and M. Massaro
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An updated assessment of unicorn icefish (Channichthys rhinoceratus) in Division 58.5.2, based on results from the 2015 random stratified trawl survey
Abstract: The annual Random Stratified Trawl Survey was undertaken within Division 58.5.2 during ... May 2015. Recent work which is presented here has allowed for many of the biological parameters of ... to be calculated which were previously unknown for the area within Division 58.5.2. This paper ... and yield for the area of Division 58.5.2 to the west of 79°20’ E using standard CCAMLR methods. Short ...
Meeting Document : WG-FSA-15/50 : Autor(es): D. Maschette and J. Dell (Australia)
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A preliminary survey on breeding population of Adélie penguins at Cape Hallett in the Ross Sea region, Antarctica
penguins, located in the Northern Victoria Land Coast, the Korea Polar Research Institute (KOPRI) carried ... out a preliminary survey on the population size and foraging trips of penguins at Cape Hallett. All ... sub-colonies were mapped using a portable DGPS and the data were complemented by comparing them with ... aerial images using an unmanned aerial vehicle (UAV). The Cape Hallett colony was composed of ...
Meeting Document : WG-EMM-17/06 : Autor(es): J.-H. Kim, H. Chung, W.Y. Lee, J.-W. Jung, M.C. Park, H.C. Shin and J.H. Kim
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Proposal to modify Conservation Measure CM 24-02 regarding the use of a streamer line
Abstract: The activities of the CCAMLR to minimize incidental mortality of seabirds in the course ... of longline fishing or longline fishing research in the Convention Area are carried out by means of ... : a) use a streamer line and b) control of the longline weighting rate. Currently, according to CM 24 ... pecking up the bait from hooks by controlling longline sink rates and line-weighting regimes (CM 25-02 ...
Meeting Document : WG-FSA-17/24 : Autor(es): Y. Korzun and S. Kasatkina
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IUU fishing activity during the 2010/11 fishing season
Abstract: At CCAMLR-XXIX the Scientific Committee requested that the Secretariat monitor trends ... in IUU effort rather than estimate IUU catch (SC-CAMLR-XXIX paragraph 6.5). The Secretariat has ... prepared a summary of reported IUU fishing activity in the Convention Area during the 2010/11 fishing ... season Author(s): Secretariat Title: IUU fishing activity during the 2010/11 fishing season Approval ...
Meeting Document : WG-FSA-11/10 : Autor(es): Secretariat
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Revised diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in SSRU 58.4.1.C-a for the 2012/2013 Korean exploratory longline fishery
assess the robust stocks and deliberate proper measurements for sustainable utilize, especially relate to ... managements. Therefore, the Korean scientists analyze diet composition and feeding strategy of Antarctic ... toothfish, Dissostichus mawsoni in SSRU 58.4.1.C-a as a part of Korean research plan for the exploratory ... carried out based on the results of stomach content identification of the Antarctic toothfish caught in ...
Meeting Document : WG-FSA-13/43 : Autor(es): I. Yeon, Y.J. Kwon, S.G. Choi, K.J. Seok, D.W. Lee, J.M. Jeong, S.J. Ye, H.J. Kim and G.W. Baeck (Republic of Korea)
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On maturity level of gonads of Antarctic toothfish Dissostichus mawsoni from the southern Ross Sea (Subarea 88.1) in December 2005–February 2006
Antarctic toothfish Dissostichus mawsoni were collected from Subarea 88.1 on board of the longliner “Yantar ... ” under Russian flag in the 2005/06 season. Our supposition is that the predominant part of Antarctic ... participation in spawning of the current year. Ovaries of the most females weighed less than 2.0 kg; average GSI ... value of all the females examined did not exceed 2.0%. Author(s): V.G. Prutko (Ukraine) Title: On ...
Meeting Document : WG-FSA-06/9 : Autor(es): V.G. Prutko (Ukraine)
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Preliminary results of age determination by otolith mass in mackerel icefish Champsocephalus gunnari Lonnberg 1905 in the Heard Island area (Australia)
Abstract: To determine mackerel icefish Champsocephalus gunnari age, otolith mass was used. The ... material was collected in July0August 1987 during the joint Soviet-Australian expedition on board R/V ... PROFESSOR MESYATSEV to heard Island shelf area. The otoliths were weighted with an electric balance to ... within 0.0001 g. Then the obtained data underwent statistical processing with application of the cluster ...
Meeting Document : WG-FSA-94/08 : Autor(es): I.B. Russelo (Ukraine)
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A re-analysis of the Kerguelen Shelf and Skiff Bank stocks of Champsocephalus gunnari
Abstract: Catches of Champsocephalus gunnari from the Kerguelen Shelf and Skiff Bank stocks were ... re-calculated from those used by the Working Group on Fish Stock Assessment in 1989 using length ... -frequency data for the years 1981 to 1990. Cohort analysis yielded a Stock Biomass of 22 711 tonnes in 1988 ... for the Age 2 Kerguelen Shelf stock, an order of magnitude lower than that calculated from a biomass ...
Meeting Document : WG-FSA-90/17 : Autor(es): G. Duhamel (France) and D.J. Agnew (Secretariat)
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Mean circulation and hydrography in the Ross Sea sector, Southern Ocean: representation in numerical models
Abstract: Three models were used to look at the Southern Ocean Ross Sea sector circulation and ... °E redistributing water between the wider Southern Ocean and the Ross Sea are found. Some model ... seasonal gyral transports increase as the Antarctic Circumpolar Current transport decreases. Model flows at ... 900m at the gyral eastern end compare favourably with float data. On-shelf model depth-averaged west ...
Meeting Document : WG-EMM-10/P13 : Autor(es): G.J. Rickard, M.J. Roberts, M.J.M. Williams, A. Dunn and M.H. Smith (2010)