Resultados de la búsqueda
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Preliminary results on by-catch of fish during krill fishery in March to May 1993 on the polish trawler M/T Lepus
Abstract: From the end of March to the beginning of May. 1993, during fishing operations for ... krill conducted by the m/t Lepus on the fishing grounds off South Orkney Islands: and South Georgia ... , investigations were• carried out to determine biological/fisheries characteristics of the exploited stocks. One ... of their goals was to determine the proportion of juvenile fish forms in krill concentrations. The ...
Meeting Document : WG-FSA-94/25 : Autor(es): Z. Cielniaszek and R. Pactwa (Poland)
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Pursuit of polynyas in the Antarctic peninsula area
1987 was pursed from beginning on August 1 to end on October 20. The shape of the polynya changed ... influence biological activity. We pursued daily transition of coastal polynyas in the Antarctic Peninsula ... area from 1978 through 1995 using images of sea ice concentrations by the satellite microwave ... observations. A typical polynya existed off the tip of the Peninsula in 1987 and 1991. In the such years, sea ...
Meeting Document : WG-EMM-97/69 : Autor(es): Kimura, N., Shibazaki, K., Matsumura, S., Naganobu, M., Okada, Y.
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What do we know about fish stocks in the Southern Scotia region? A review and prospects for future research
Abstract: Work on finfish in the southern Scotia Arc was restricted to taxonomy until the end of ... of mackerel ice fish and marbled notothenia, had recovered from exploitation by the end of the 1980’s ... /beginning of the 1990’s. Since the early 1990’s, most species appeared to have changed little in abundance ... the 1960’s. Commercial exploitation, primarily on mackerel ice fish, Champsocephalus gunnari, and ...
Meeting Document : WG-FSA-00/14 : Autor(es): K.-H. Kock (Germany) and C. Jones (USA)
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Migrations of Antarctic fish Pseudochaenichthys georgianus Norman, 1939 in the Scotia Sea
get warmer. Finally at the end of Scotia Arc Islands- at South Orkney, P. georgianus are large with ... reason to follow after krill driven to the East to deep open Scotia Sea. In vast Antarctic Zone, enlarged ... large pelagic sea. After spawn young postlarvae swim upstream to the West, to the deep and cold waters ... Abstract: The material obtained between 1986 and 1991 has allowed to study the pattern of ...
Meeting Document : WG-FSA-12/68 Rev. 1 : Autor(es): R. Traczyk (Poland)
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Distribution of Soviet commercial fleet at krill fishery in the South Orkneys subarea (Subarea 48.2) during 1989/90
in the beginning of the period with gradual subsequent decrease to the level inacceptable to the ... fleet (2.5 t/hour) in the next to the last five days of November. After disintegration of that ... Abstract: The results of analysis of haul by haul catch statistics of Soviet commercial fleet ... during 1989/90 season (totally 3614 hauls for the period from 1.11.1989 to 12.06.1990 are presented ...
Meeting Document : WG-EMM-97/50 : Autor(es): Sushin, V.A.
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Potential VMEs around Elephant and the South Shetland Islands (Subarea 48.1)
in the South Shetland Islands area. High biomass densities of VME indicator taxa, meeting the 10 kg ... and are thus not adequately protected unless direct photographic evidence is available. To this end a ... new ‘diversity threshold’ is proposed in order to protect those VME taxa that do not occur in the ... Appendix II listed Antipatharia (black coral), which in the authors’ experience has never occurred at a ...
Meeting Document : WG-EMM-12/51 : Autor(es): S.J. Lockhart (USA), N. Wilson (Australia) and E. Lazo-Wasem (USA)
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Analysis of krill fishery behaviour in the southwest Atlantic: potential signals for moving fishing activities amongst SSMUs
seasons by analyzing CPUE (catch per hour) patterns towards the end of their sets of operations before ... Abstract: This paper outlines the difference in fishing patterns between regions (Subareas) and ... leaving a SSMU, as well as its timing of the day, diurnal pattern of CPUE and fishing depth. Vessels tend ... than a day to explore the fishing grounds from multiple options for the start of the fishing season ...
Meeting Document : WG-EMM-07/27 : Autor(es): S. Kawaguchi, A. Constable and S. Nicol (Australia)
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Draft integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
the end of 2019 and observations until the end of 2018. The updated assessment model is based on the ... model with catch data to 2019 and observations to the end of 2018 including new ageing data from the ... estimated SSB status at the end of 2019 was 0.51 (95% CI: 0.49-0.53). The smaller biomass meant that the ... target level at the end of the 35-year projection period, a pattern that is driven by the switch of the ...
Meeting Document : WG-FSA-2019/32 : Autor(es): P. Ziegler
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Off the hook: an informational video for Alaska longliners
most Alaska longlines beginning in 2004. Author(s): E.F. Melvin and D. Mercy (USA) Title: Off the ... Abstract: The video portrays a variety of seabird species in flight and interacting with longline ...
Meeting Document : WG-FSA-03/19 : Autor(es): E.F. Melvin and D. Mercy (USA)
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Proposal to amend the fishing season for longline vessels fishing for Dissostichus eleginoides in Subarea 48.3 and trial two further 5 day season extensions
of the past two seasons and proposes moving the beginning of the fishing season to the 21st April ... Abstract: Following the successful earlier start of the Dissostichus eleginoides fishing season ... in Subarea 48.3 (26th April in 2009/10 and 21st April in 2010/11) this paper summarises the results ... with a further two five day extensions over the next two years to the 16th and then the 11th April ...
Meeting Document : WG-IMAF-11/09 : Autor(es): J. Brown (United Kingdom)