Resultados de la búsqueda
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On the problem of by-catch of juvenile fish in krill fishery
Abstract: Studies of by-catch of juvenile fish in krill catches by research vessels were ... -Kidd trawl with an opening area of 6.0 m2 was used. Trawls were taken in the 0-200 m surface layer over ... krill trawl with an opening area in a small meshed section of the trawl beg of 100 m2. Catches were ... species of fish in krill catches were Pleuragramma antarcticum, Electrona antarctica and Trematomus ...
Meeting Document : WG-FSA-92/10 : Autor(es): C.A. Pankratov and E.A. Pakhomov (Ukraine)
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The composition and origin of marine debris stranded on the shores of subantarctic Macquarie Island
Abstract: The coastline of subantarctic Macquarie Island (54° 35’S, 158° 55’E) was surveyed over ... an eight week period in 1988 to determine types, quantities, and possible sources of marine debris ... . Lost fishing gear consisted of buoys, ropes, and net fragments. Gear from both trawling and longline ... South American sources. Three types of litter which potentially entangle marine mammals were found ...
Meeting Document : CCAMLR-VIII/BG/10 : Autor(es): D.J. Slip and H.R. Burton (Australia)
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Research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: Update of stage 2 (2013/14 season) and preliminary results of stage 1 (2012/13 season) according to WG-SAM advice
Abstract: A revision of the research plan and preliminary results of the Spanish exploratory ... completed in each of the SSRU surveyed (58.4.1H and 58.4.1G). Three prospecting-phase clusters of sets did ... not reach the threshold to start the depletion. A new prospective estimation of the local biomass (B ... LOC) of the two localized areas where the depletion experiments were performed is done as well as an ...
Meeting Document : WG-FSA-13/15 : Autor(es): R. Sarralde, L.J López Abellán and S. Barreiro (Spain)
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The random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters of Heard Island (Division 58.5.2) for 2016
Abstract: The annual random stratified trawl survey (RSTS) of 2016 at HIMI was conducted during ... April, with the completion of 163 stations. The survey was conducted for the second year on the FV Atlas ... Cove. Sampling protocols such as the design and the duration of the hauls were similar to last year’s ... survey, but with a new set of randomly selected station points. The calculated density of D. eleginoides ...
Meeting Document : WG-FSA-16/23 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford
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Metabarcoding analysis of the stomach contents of the Antarctic toothfish (Dissostichus mawsoni) collected in the Antarctic Ocean
Abstract: Stomach contents of the Antarctic toothfish, Dissostichus mawsoni, collected from ... the raw reads generated by the MiSeq platform, a total of 131,233 contigs (130 operational taxonomic ... , indicating the quality of the DNA barcode database for the Antarctic Ocean was sufficient for molecular ... analysis, especially for fish species. A total of 19 species was identified from the stomach of D. mawsoni ...
Meeting Document : WG-FSA-17/P03 : Autor(es): T.-H. Yoon, H.-E. Kang, S. R. Lee, J.-B. Lee, G. W. Baeck, H. Park and H.-W. Kim
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Cruise report of multidisciplinary ecosystem survey in the eastern Indian sector of the Antarctic (CCAMLR Division 58.4.1) with a focus on Antarctic krill during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
Abstract: A multidisciplinary ecosystem survey in the eastern Indian sector of the Antarctic ... season for 53 days. The survey consisted of 2 survey periods: Leg 1 (from 15 December 2018 to January ... predetermined and 29 targeted stations with combination of both at 3 stations). SUIT tows were carried out at 28 ... , 120 and 200 kHz) data to estimate biomass of Antarctic krill were recorded along predetermined ...
Meeting Document : WG-EMM-2019/42 : Autor(es): H. Murase, K. Abe, R. Matsukura, H. Sasaki, R. Driscoll, S. Driscoll, F. Schaafsma, M. van Regteren, Q. Yang, H. Ohshima, K. Ohshima, R. Sugioka, J. Tong, N. Yamamoto, H. Doiguchi, E. Briggs, K. Doi, D. Hirano, K. Katsumata, M. Kiuchi, Y. Ko, D. Nomura, M. Orui, H. Sato, S. Toyoda, K. Yamazaki, T. Ishihara, K. Hamabe, S. Kumagai, T. Miyashita, N. Yamada, Y. Koyama and H. Sasaki
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PRELIMINARY RESULTS OF THE EXPERIMENT ON DEFINITION OF ANTARCTIC KRILL MORTALITY RATE IN FISHERY
Abstract: Two successful experiments on definition of Antarctic krill mortality have been carried ... . Approximately 230 to 130 kg of krill are percolated and punched through per an hour of trawling if the average ... catch per an hour of trawling is about 8 tons and towing speed is 2.6-2.7 knots. The key parameters of ... trawling which influence the value of the Antarctic krill mortality rate are: the trawl configuration and ...
Meeting Document : WG-EMM-11/15 : Autor(es): L. Pshenichnov and K. Vyshniakova (Ukraine)
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Winter distribution of chinstrap penguins from two breeding sites in the South Shetland Islands of Antarctica
Abstract: Satellite telemetry was used to determine the winter movements and distributions of ... eight chinstrap penguins known to breed at one of two colonies in the South Shetland Islands, Antarctic ... that 4 of the birds instrumented in the 2000 winter, two from each colony, foraged largely on the shelf ... to the north and northeast of the South Shetland Islands. Similarly, two birds tagged at Admiralty ...
Meeting Document : WG-EMM-06/17 : Autor(es): W.Z. Trivelpiece, S. Buckelew, C. Reiss and S.G. Trivelpiece (USA)
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A proposal for streamlining the work of the Scientific Committee for the Conservation of Antarctic Marine Living Resources
Abstract: The work of the Scientific Committee is expanding with a duplication of some functions ... insufficient time at present in the existing working groups, such as consideration of marine protected areas in ... a CCAMLR context. It is proposed that the working groups of the Scientific Committee be revised to ... streamline the work and to help reduce the number of groups needing to be attended by our experts. The ...
Meeting Document : WG-EMM-05/35 : Autor(es): A.J. Constable (Australia)
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Some notes on by-catch of fishes caught by the fishery vessel Niitaka Maru in the vicinity of the South Shetland Islands (December 2000 to January 2001)
by F/V Niitaka Maru (3910t) were made from 16 December 2000 to 26 January 2001 in the vicinity of the ... % of hauls sampled for by-catch and 51.2% of those contained fish. P. antarcticum and C. gunnari were ... which constitute 63.4% of hauls contained by-catch fish and a high degree of spatotemporal dissociation ... among juveniles of different species was recognized. The by-catch data of the present survey provided a ...
Meeting Document : WG-EMM-01/50 : Autor(es): T. Iwami, S. Kawaguchi and M. Naganobu (Japan)