Resultados de la búsqueda
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Ecosystem modelling for the Antarctic krill fishery
but there is concern that the reduction in krill biomass due tome fishery may have impacts on other ... . This can be achieved by studying community interactions, such as those between predators and preys, as ... University of Concepcion, Chile with the Fisheries Centre at University of British Columbia, Canada. In a ... pilot study Ecopath with Ecosim 4.0 is being used to develop two mass-balance models of the Antarctic ...
Meeting Document : WG-EMM-01/65 : Autor(es): T. Antezana, J. Cornejo, E. Bredesen, P. Faundez (Chile), A.W. Trites and T. Pitcher (Canada)
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Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994
summer season; a fact that might be related with a significant change in surface temperature observed ... the coefficient Q (%) showed a greater importance of T. gaudichaudii with respect to krill. It is ... Georgia, in parallel with the virtual absence of mysids and Thysanoessa spp.. Krill was available for fish ... possible that the inconsistencies found between the results obtained by both methods are due to a ...
Meeting Document : WG-FSA-94/27 : Autor(es): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)
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Fishing ground selection in the Antarctic krill fishery: trends in patterns across years, seasons and nations
remained relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In 25 years of krill ... within Area 48 based on fine-scale data. It should be noted that, as mentioned above, the proportion of ... 2001/02, some catch was reported from APBSE and APBSW during the June–August period (mid-winter ... remained June–August. It is also worthwhile to note that recent catches during the September–November ... , the fishing patterns could be subdivided into three main groups, with two stand-alone nations ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 117–141 : Autor(es): Kawaguchi, S., S. Nicol, K. Taki and M. Naganobu
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Phytoplankton standing stocks in relation to krill in Antarctic waters
lies between latitude 56° to 61° 17's and longitude 30° to 40°E is characterized by cold surface ... waters with temperature ranging from 0 to 3° C and high nutrient content. Phytoplankton cell counts in ... , with values ranging from 9.8 to 303.7m1/100m3. While the total catch per (IKMT) trawl ranged from 0.2 ... planktonic communities. The results indicate that areas favouring phytoplankton blooms and zooplankton ...
Meeting Document : WG-EMM-98/34 : Autor(es): X.N. Verlecar, R. Vijayakumar, F. Saldhana and L. Martins (India)
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Revised reports on abundance and biological information of toothfish in Division 58.4.4 a & b by Shinsei maru No. 3 in 2012/13 season
. It seems that larger fish > 140 cm are more damaged than smaller ones, which is consistent with ... relatively higher in 2011 but showed no clear tendencies with the years in SSRU C. Fish in single-hooked and ... the results in 2011/12 season. The possible maximum tagging rate was calculated to be 30.1 fish per ... recaptured in the same SSRU. No set was affected by killer whales in both SSRUs. Author(s): K. Taki, T ...
Meeting Document : WG-FSA-13/34 : Autor(es): K. Taki, T. Ichii, T. Iwami and M. Kiyota (Japan)
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e-sc-x-a6.pdf
... be present at the start. They had informed the Secretariat that they intended to table several ... should be submitted in a complete form rather than a summary and: • papers that arrive at the ... Secretariat later than the day before the meeting will not be considered at that meeting; and • the ... , essential for WG-FSA assessments, could only be collected in this way. It was stressed, however, that data
application/pdf attached to:WG-FSA-91Meeting Report : WG-FSA-91
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e-sc-xxxiii-a6.pdf
... Fishery Report, the Working Group noted that it would be useful to develop a synthesis of knowledge on ... that there were elements of the above list that would be included in the Krill Fishery Report. It also ... Working Group agreed that having more than one frequency would be useful to distinguish krill from other ... ’ in Annex 21-03/B be renamed to ‘volume-to-mass conversion factor’, in order to emphasise that this
application/pdf attached to:WG-EMM-14Meeting Report : WG-EMM-14
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e-sc-xxv-a5-appD.pdf
... vessel effects that need to be examined to effectively reduce further seabird captures in these areas ... remain for 2006. The Working Group recommended that: • consideration be given to increasing the ... respectively (Table 14). 24. The Working Group noted that there continued to be a general downward trend in ... . The Working Group noted that no seabird mortality was recorded on the Saga Sea while fishing with
application/pdf attached to:Ad Hoc WG-IMAF-06Meeting Report : Ad Hoc WG-IMAF-06
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Aspects of the ecology of the bigeye grenadier at South Georgia
estimates suggest that M. holotrachys is a long lived and moderately slow growing species, reaching ages of ... index were found to be low (M= 0.09 And? = 2.82 respectively). Gonad maturity stage was described from ... macroscopic and histological investigation. Mature ovaries had oocytes at all developmental stages with ... between 22 and 55% likely to be spawned each year. Absolute fecundity ranged from 22,000 to 260,000 eggs ...
Meeting Document : WG-FSA-03/16 : Autor(es): S.A. Morley, T. Mulvey, J. Dickson and M. Belchier (United Kingdom)
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Results of the Dissostichus spp. new fisheries projects in the Antarctic region (CCAMLR Statistical Subareas 48.1, 48.2 and 88.3)
were used for the operations, with variable quantities of fishhooks (1 440-4 320), No. 9 Mustard Kirby ... ) were used as bait. The results of this research indicated that the Antarctic toothfish (D. mawsoni) was ... registered on the surroundings of Pedro I Island (Latitude 68°49'S), and from the Bellingshausen Sea ... (Latitude 70038'S) to the Clarence and Elephant Islands (Latitude 61°14'S). While the Patagonian ...
Meeting Document : SC-CAMLR-XVII/BG/07 Rev. 1 : Autor(es): Delegation of Chile