Search results
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Effect of a shore-based sampling program on Notothenia coriiceps populations
summers of 1992/93 to 1994/95 at one specific zone (site 1) with those taken in the same last summer at ... under similar sampling conditions (depth, net measurements, bottom type). In site 1, a marked decrease ... than those from site 1 caught in the summers of 1994/95 (x=28.8 cm) and 1993/94 (x=30.2 cm), but were ... started in site 1. Present results show that the size variations of N. coriiceps observed at Potter Cove ...
Meeting Document : WG-FSA-99/24 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
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Report on season extension trials in the Patagonian toothfish longline fishery in CCAMLR Statistical Division 58.5.2
Abstract: This paper reports on the trial of daytime fishing during the 1-15 April pre-season ... extension, in the Patagonian toothfish longline fishery in statistical division 58.5.2. During the 1-15 ... night. No seabirds were caught. Any fishing that occurs in the 1-14 November 2014 post-season extension ...
Meeting Document : WG-FSA-14/40 : Author(s): T. Lamb (Australia)
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Seabird by-catch by tuna longline fisheries off southern Africa, 1998–2000
, seabird bycatch rates were high, with a mean of 1.6 birds killed per 1 000 hooks. Japanese vessels (1 ... % effort observed) had a higher bycatch rate (2.6 birds per 1 000 hooks, range per trip 0.1–5.4) than South ... 600 hooks (0.01 birds per 1 000 hooks). Shy Thalassarche cauta, black-browed T. melanophris and yellow ...
Meeting Document : WG-FSA-01/28 : Author(s): P.G. Ryan, D.G. Keith and M. Kroese (South Africa)
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Review of the technical recommendations for the Patagonian toothfish fishery in order to minimize by-catch
Abstract: The Patagonian toothfish fishery in the EEZ of Kerguelen (division 58-5-1) and Crozet ... vessels targeting the Patagonian toothfish in the Kerguelen EEZ (division 58-5-1) and Crozet (subarea 58-6 ... toothfish fisheries in the EEZ of Kerguelen and Crozet (division 58-5-1 and subarea 58-6) some general ... measures (paragraph 1 above) and some specific measures (paragraph 2 above). The relevant portions of these ...
Meeting Document : SC-CAMLR-XXX/BG/10 : Author(s): Delegation of France
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Relationships between oceanographic environment and distribution of krill and baleen whales in the Ross Sea and adjacent waters, Antarctica in 2004/05
below are MTEM-200 values).- Antarctic krill mainly distributed in the waters between 0 to-1℃ of MTEM ... extended in the waters less than-1℃ of the Shelf Water (SW) zone. Ice krill distributed in the waters ... colder than-1℃ (SW) but did not ℃ cur in ASW (warmer than-1℃). Other zooplankton and fishes also showed ... distributed in the ASW and SW zones with high density around-1 ℃ in a continental shelf slope frontal zone ...
Meeting Document : WG-EMM-08/31 : Author(s): M. Naganobu, S. Nishiwaki, H. Yasuma, R. Matsukura, Y. Takao, K. Taki, T. Hayashi, Y. Watanabe, T. Yabuki, Y. Yoda, Y. Noiri, M. Kuga, K. Yoshikawa, N. Kokubun, H. Murase, K. Matsuoka, T. Iwami and K. Ito (Japan)
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An idea to incorporate potential recruitments in the krill density model
Abstract: A krill density model suggested during WG-EMM at Kochi (Dy?(1-Rl)-Dy-1?e-M=0) still ... involved uncertainties of age 1 krill. Present document improves the model by taking the uncertainties in ...
Meeting Document : WG-EMM-99/51 : Author(s): S. Kawaguchi and M. Naganobu (Japan)
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Water mass distribution and circulation west of the Antarctic peninsula and including Bransfield Strait
34.6 to 34.73 and oxygen values below 4.5 ml 1-1, is the most prominent water mass in this region, is ... 0.7 to 1.43 X 10-6 m s-1. The freshwater input needed to balance the salinity input from CDW is on the ... order of 0.63 m y-1, which can be supplied by local precipitation and advection of ice into the region ...
Meeting Document : WG-EMM-95/67 : Author(s): Smith, D.A., Lascara, C.M., Klinck, J.M., Hofmann, E.E.
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Krill distribution and biomass variability within Subarea 48.3 in June 1991
less than 1 tonne. Average statistical parameters of swarms in the polygon varied insignificantly from ... survey to survey, while the swarm number varied within the board range from 1 918 to 7 000 and further to ... 1 554 units. Krill biomass in the polygon varied spasmodically within the range from 1 091 to 6 085 ...
Meeting Document : WG-KRILL-93/35 : Author(s): S.M. Kasatkina, E.N. Tymokhin, P.P. Fedulov and K.E. Shulgovskiy (Russia)
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Interannual variations of water thermochaline structure on South Georgia Island, South Orkney Islands and Shetland Islands shelves
intermediate cold layer. In some years of this type (1 97 1, 1972, 1978, 1982) the layer had positive ... . Lack of surface water of summer modification was characteristic of second year type (1 970, 1979, 198 1 ...
Meeting Document : WG-EMM-00/34 : Author(s): P. Chernyshkov, V. Shnar, O. Berezhinsky and I. Polischuk (Russia)
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Relationship between Antarctic krill (Euphausia superba) variability and westerly fluctuations and ozone depletion in the Antarctic Peninsula area
/1997. The strength of westerlies was significantly related to recruitment of 1-year-old krill (1' ... westerlies also had a strong correlation with chlorophyll a (r = 0.63) and sea ice cover with a 1-year time ... of r = 0.76 with a level of significance of 1 %). We suspect that ozone depletion impacts directly ...
Meeting Document : WG-EMM-99/52 : Author(s): M. Naganobu, K. Kutsuwada, Y. Sasai and T. Taguchi (Japan) and V. Siegel (Germany)