Resultados de la búsqueda
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Development of best practices for the collection of longline data to facilitate research and analysis to reduce by-catch: report of a workshop held at the International Fisheries Observer Conference
bycatch of protected species, in the form of a prioritized list of variables and consistent procedures ... specific to bycatch species. Author(s): K.S. Dietrich, K.S. Rivera, V. Cornish and T. Conant (USA) Title ...
Meeting Document : WG-FSA-05/45 : Autor(es): K.S. Dietrich, K.S. Rivera, V. Cornish and T. Conant (USA)
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Season extensions in the longline fishery for Dissostichus eleginoides in Statistical Division 58.5.2
for the periods between 15 and 30 April, and between 1 and 14 November, during 2013/14 and 2014/15 ... to include the period between 15 and 30 November with day/night setting allowed. Australia will ... extension trial. Author(s): J. Barrington and T. Lamb (Australia) Title: Season extensions in the longline ...
Meeting Document : WG-FSA-15/48 : Autor(es): J. Barrington and T. Lamb (Australia)
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The structure and spatial distribution of Antarctic krill aggregations from acoustic observation in the South Georgia area
parts of South Georgia area. The boundary between two areas is located at about 37°30/ W. It is shown ... suits to the foraging tactics of dependent predators than krill distribution in the form of dense swarms ...
Meeting Document : WG-EMM-04/66 Rev. 1 : Autor(es): S.M. Kasatkina (Russia)
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Can trace element signatures in the otoliths of Dissostichus eleginoides record capture size?
, Kerguelen and Macquarie Islands. Edge Ba/Ca values were higher for toothfish caught south of the ...
Meeting Document : WG-FSA-03/88 : Autor(es): J.R. Ashford and C.M. Jones (USA)
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Population assessment of Antarctic toothfish in Subarea 48.4 using tag-recapture method
= 0.038) gives yields of 24 t for the Antarctic toothfish in the region vs. previous estimation of 30 ...
Meeting Document : WG-FSA-13/64 : Autor(es): V. Laptikhovsky (United Kingdom)
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Differences in distribution and population structure of krill (Euphausia superba) between penguin and fur seal foraging areas near Seal Island
offshore region, where krill occurred only occasionally but they tended to form extensive aggregations (ca ... foraging areas over inshore foraging areas were discussed. Author(s): T. Ichii, H. Ishii (Japan), J.L ...
Meeting Document : WG-KRILL-92/27 : Autor(es): T. Ichii, H. Ishii (Japan), J.L. Bengtson, P. Boveng, J.K. Jansen (USA) and M. Naganobu (Japan)
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CASAL model evaluation incorporating the calculation of harvest rate for D. eleginoides at Division 58.4.4b
. Compared to the CASAL results reported in WG-SAM-2019/30, the MPD profiles show improvements under all ... ), and M3 (no season effect on CPUE), unnaturally high standardized CPUE in 2007/08 reduce 25 t B0 and ... at the block 1 of Division 58.4.4b (Table 1). Changing IUU level (26.5 t to 40 t) in 2009/10 fishing ... B0. Author(s): T. Okuda and F. Massiot-Granier Title: CASAL model evaluation incorporating the ...
Meeting Document : WG-FSA-2019/62 : Autor(es): T. Okuda and F. Massiot-Granier
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Quantifying within- and between-season variability in Adélie penguin fledgling weights: statistical and practical implications for detecting change
issues need further consideration. Issues to be resolved include the form and direction of change of ... reducing to 30 the number of birds weighed in a single 5-day period each year. If practical, this outcome ...
Meeting Document : WG-EMM-05/20 : Autor(es): L. Emmerson, C. Southwell and J. Clarke (Australia)
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRU 88.2E for the years 2002–03 to 2010–11
resulted in a 30% higher estimate of initial biomass than for the 2009 base case. The main reason for this ... (equilibrium) spawning stock abundance B 0 d at 10 100 t (95% credible intervals 8 720–11 770 t), and current ... this model were 484 t. SSRU 88.2E has historically been assessed and managed as a separate area because ...
Meeting Document : WG-FSA-11/44 : Autor(es): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Seabird by-catch by tuna longline fisheries off southern Africa, 1998–2000
600 hooks (0.01 birds per 1 000 hooks). Shy Thalassarche cauta, black-browed T. melanophris and yellow ... -nosed T. chlororhynchos albatrosses, and white-chinned petrels Procellaria aequinoctialis were killed ... most frequently. Based on 1998–1999 fishing effort, simple extrapolation suggests that 19 000–30 000 ...
Meeting Document : WG-FSA-01/28 : Autor(es): P.G. Ryan, D.G. Keith and M. Kroese (South Africa)