Resultados de la búsqueda
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Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in the two previous seasons
Biomass in the entire SSRUs, as well as an estimation of the Biomass in SSRU 58.4.1H using the mark ... : Results of the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 ... second year of Spanish research experience and ongoing research plan presented in WG-SAM- 14/12 and WG ...
Meeting Document : WG-FSA-14/35 : Autor(es): R. Sarralde, L.J. López-Abellán and S. Barreiro (Spain)
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Analysis of krill fishery behaviour in the southwest Atlantic: potential signals for moving fishing activities amongst SSMUs
than a day to explore the fishing grounds from multiple options for the start of the fishing season ... . Continuous operations in a single SSMU are longer later in the fishing season, especially for winter ... operations. This behaviour suggests there are two types of tactics employed within an SSMU. The first set of ... signals for moving fishing activities amongst SSMUs Approval: Approved ...
Meeting Document : WG-EMM-07/27 : Autor(es): S. Kawaguchi, A. Constable and S. Nicol (Australia)
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Variation in echosounder calibration with temperature and some possible implications for acoustic surveys of krill biomass
appropriate adjustments for differences in sound speed between locations have been made. Here we present ... in turn to an under-estimation of krill biomass by 52.5 %. Every effort should therefore be made to ... are to be conducted. In addition, the implications of temperature variation across a survey area for ... for acoustic surveys of krill biomass Approval: Approved ...
Meeting Document : WG-EMM-97/52 : Autor(es): Watkins, J.L., Woodroffe, P., Brierley, A.S., Goss, C.
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Model-based mapping of assemblages for ecology and conservation management: A case study of demersal fish on the Kerguelen Plateau
of Common Profile (RCP) to quantify and map the distribution of demersal fish assemblages in an ... ) evaluate the utility of the new method for ecoregionalisation. The RCP approach is a multi-species, model ... valuable tool for classifying biological regions with a range of ecological and conservation management ... applications. Our results extend current ecological and biogeographic knowledge for the Northern Kerguelen ...
Meeting Document : WS-SM-18/P02 : Autor(es): N.A. Hill, S.D. Foster, G. Duhamel, D. Welsford, P. Koubbi and C.R. Johnson
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Research plan for toothfish in Divisions 58.4.4a and b by Shinsei Maru No. 3 in 2011/12
2010/11 fishing season with the aims of providing the data required for assessments of the population ... northeast of SSRU B instead of an unconducted haul in the 2010/11. To apply mark-and recapture studies ... size for the 2011/12, as in the 2010/11, taking into account the need for completion of the survey ... Japan Title: Research plan for toothfish in Divisions 58.4.4a and b by Shinsei Maru No. 3 in 2011/12 ...
Meeting Document : WG-SAM-11/07 : Autor(es): Delegation of Japan
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Line weights of constant mass (and sink rates) for Spanish-rig Patagonian toothfish longline vessels
use of torpedo-shaped steel weights. Steel weights are smaller, lighter for equivalent mass, more ... hydrodynamic than their rocks counterparts and require no maintenance. An experiment was conducted on a ... for rock weights while remaining in compliance to the sink rates associated with the line weighting ... 1.41 m/s (8 kg steel) in the shallow depth ranges. We recommend that for operational simplicity and to ...
Meeting Document : WG-FSA-07/15 : Autor(es): G. Robertson (Australia), C.A. Moreno, E. Gutiérrez (Chile), S.G. Candy (Australia), E.F. Melvin (USA) and J.P. Seco Pon (Argentina)
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A new bathymetric compilation for the South Orkney Islands, Antarctic Peninsula (49°–39°W to 64°–59°S): insights into the glacial development of the continental shelf
information for a range of scientific applications and end users including oceanographers, glacial modellers ... observations, we propose a preliminary ice cap reconstruction for maximum glaciation of the South Orkney ... plateau, suggesting an ice coverage of about ~19,000 km 2. The timing of maximum ice extent, number of ... the new compilation of bathymetric datasets allows for the analysis of ecosystem properties in the ...
Meeting Document : WG-EMM-14/P01 : Autor(es): W.A. Dickens, A.G.C. Graham, J.A. Smith, J.A. Dowdeswell, R.D. Larter, C.-D. Hillenbrand, P.N. Trathan, J.E. Arndt and G. Kuhn
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Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in the research blocks 58.4.2-1, 58.4.1-2, 58.4.1-3, 58.4.1-4, and 58.4.1-5 for the exploratory longline fishery in 2014/2015 of Korea
cm) The graphical method for feeding strategy revealed that D. mawsoni is an opportunistic and ... data and information to assess the robust stocks and deliberate proper measurements for sustainable ... as a part of Korean research plan for the exploratory longline fishery for Dissostichus spp. during ... mawsoni in the research blocks 58.4.2-1, 58.4.1-2, 58.4.1-3, 58.4.1-4, and 58.4.1-5 for the exploratory ...
Meeting Document : WG-FSA-15/57 : Autor(es): Delegation of the Republic of Korea
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The importance of sea ice association of Antarctic krill for transport and retention in the South Orkneys region: a modelling study
Orkney Islands lie in the seasonal sea ice zone. Sea ice is an important overwintering habitat for ... Abstract: The South Orkney Islands region is a key location for understanding the distribution of ... model provides additional source regions for the South Orkney Islands krill population than when krill ... for transport and retention in the South Orkneys region: a modelling study Approval: Approved ...
Meeting Document : WG-EMM-2019/21 : Autor(es): S.E. Thorpe, E.F. Young, E.J. Murphy and A.H.H. Renner
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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
with observer program staff to understand data collection limitations. • Recommend best practices for ... reduction research and analysis. An additional set of variables was identified to optimize data collections ... : Development of best practices for the collection of longline data to facilitate research and analysis to ...
Meeting Document : WG-FSA-05/45 : Autor(es): K.S. Dietrich, K.S. Rivera, V. Cornish and T. Conant (USA)