Résultats de la recherche
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Results on by-catch of fish during Ukrainian, Polish and Japanese krill fishery in the South Orkney Islands, South Georgia and Shetland Islands areas
krill Euphausia superba Dana conducted by the Ukrainian trawler Grigory Kovtun in the vicinity of South ... South Georgia (March to May, 1993), and by the Japanese fishing vessels No.3 and No.5 Chiyo Maru in the ... (January to February, 1994) to determine the proportion of juvenile fish forms in krill concentrations. In ... juvenile notothenioids at all in the samples collected. In the area around South Georgia, six notothenioid ...
Meeting Document : WG-FSA-96/19 : Auteur(s): Cielniaszek, Z., Pakhomov, E.A., Iwami, T.
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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 ... conducted during 1985-1988 in the Kosmonavtov and Sodruzhestva seas (Antarctic Indian Ocean sector). Isaacs ... -Kidd trawl with an opening area of 6.0 m2 was used. Trawls were taken in the 0-200 m surface layer over ... the bottom depth range from 100 to 5000 m. In 1988, studies included catches taken by a commercial ...
Meeting Document : WG-FSA-92/10 : Auteur(s): C.A. Pankratov and E.A. Pakhomov (Ukraine)
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Indexing maturation of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
Abstract: The longline fisheries for Antarctic toothfish (Dissostichus mawsoni) in subareas 88.1 ... and 88.2 have provided more than a decade of observations to aid in understanding the life history and ... fish developing to spawn in the upcoming season. Evidence is accumulating that almost all Antarctic ... toothfish in the northern SSRUs have spawned in the previous season and are preparing to spawn in the ...
Meeting Document : WG-FSA-12/40 : Auteur(s): S. Parker and P. Marriott (New Zealand)
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.2
observer data. The stock size estimates for the research block (5842E) was revised following advice in the ... last WG-SAM meeting. We tentatively recalculated a sample size of Dissostichus spp in each block in ... such a way that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of ... sizes turned out to be larger in many blocks and smaller in a few blocks over the data poor-fisheries ...
Meeting Document : WG-FSA-13/39 : Auteur(s): Delegation of Japan
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. with special reference to the information on spawning dynamics in Division 58.4.3a
began in 2013 in data-poor fisheries. In the present report, the next three-season (2016-18) research ... plan in Division 58.4.3a was revised using the latest CCAMLR C2 and Observer data. The stock sizes for ... . We also made analysis on spawning dynamics for D. eleginoides in Division 58.4.3a and compared to the ... results in other regions in the Southern Indian Ocean. The stock seems to be self-sustainable because of ...
Meeting Document : WG-FSA-15/19 : Auteur(s): Delegation of Japan
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Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) programme: Report of the ICED–CCAMLR Projections Workshop, 5 to 7 April 2018
management strategies. A collaborative Workshop between the Integrating Climate and Ecosystem Dynamics in the ... modellers and fisheries scientists to consider the potential impacts of climate change on Antarctic krill in ... variability and scenarios of future changes in physical, chemical and ecological drivers are highly uncertain ... by 2100; Under a high emissions scenario the warming and loss of sea ice is expected to result in a ...
Meeting Document : SC-CAMLR-XXXVII/BG/16 : Auteur(s): E. Murphy, N. Johnston, S. Corney and K. Reid
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SUMMARY OF SCIENTIFIC OBSERVATIONS IN THE CAMLR CONVENTION AREA FOR 2009/10 SEASON
on board longline, trawl and pot vessels in 2009/10. Longline Observations 2. A total of 31 longline ... (international and national) aboard all vessels. At the time of writing this paper, one cruise in subarea 58.5.2 ... was still at sea. Nine cruises were undertaken in Subarea 48.3 by 9 vessels, two cruises were ... undertaken in Subarea 48.4 by 2 vessels, three cruises was undertaken in Subarea 48.6 and Divisions 58.4.1 ...
Meeting Document : WG-FSA-10/05 : Auteur(s): Secretariat
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Winter distribution of chinstrap penguins from two breeding sites in the South Shetland Islands of Antarctica
eight chinstrap penguins known to breed at one of two colonies in the South Shetland Islands, Antarctic ... Peninsula region during the 2000 and 2004 austral winters. Six birds from a breeding site in Admiralty Bay ... that 4 of the birds instrumented in the 2000 winter, two from each colony, foraged largely on the shelf ... Bay in 2004 also dispersed to the Drakes Passage side of the South Shetland Islands. In contrast to ...
Meeting Document : WG-EMM-06/17 : Auteur(s): W.Z. Trivelpiece, S. Buckelew, C. Reiss and S.G. Trivelpiece (USA)
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Marine mammals and demersal longlines fishery interactions in Crozet and Kerguelen Exclusive Economic Zones: an assessment of the depredation level
vessels, catching Patagonian tooshfish in the Crozet and Kerguelen Exclusive Economic Zones, between 2003 ... and 2005. In Crozet waters, 71% of the 1308 longlines presented marine mammals interactions with ... killer whales and/or sperm whales. On the other hand, fur seals and/or sperm whales were present in 54 ... % of the 6262 longlines monitored in the Kerguelen waters. Interactions occurred over the whole fishing ...
Meeting Document : WG-FSA-06/63 : Auteur(s): C. Roche, N. Gasco, G. Duhamel and C. Guinet (France)
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How much do icefish (Notothenioidei, Channichthyidae) eat in the southern Scotia Arc and the Antarctic Peninsula region?
Abstract: Ration and daily food consumption in 3 low-Antarctic (Champsocephalus gunnari ... southern Scotia Arc in 1996, 1999, 2001, 2002, 2003, 2007 and 2009, and in 2006 off the north western part ... of the Antarctic Peninsula. Variability of food consumption was comparatively low between years in ... more variable in C. aceratus and C. antarcticus which, as larger fish, rely heavily on fish as their ...
Meeting Document : WG-FSA-10/18 : Auteur(s): K.-H. Kock (Germany), C.D. Jones (USA), J. Gröger and S. Schöling (Germany)