Search results
-
Results of a CCAMLR sponsored research survey to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea, February 2013
first survey was completed in February (Hanchet al. 2012a). In this paper we provide the results of the ... second survey in the time series. The objectives of this second survey were: To carry out a longline ... research survey to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea, February ... Abstract: At its 2011 meeting, the Scientific Committee agreed that a time series of relative ...
Meeting Document : WG-SAM-13/32 : Author(s): S.J. Parker, S.M. Hanchet, S. Mormede, A. Dunn (New Zealand) and R. Sarralde (Spain)
-
Background and criteria of establishment of Marine Protected Area (MPA) in the Weddell Sea
Russian and German scientists in the eastern part of the Weddell Sea. Data on potentially valuable for ... commercial fishing species in the eastern part of the Weddell Sea collected by German investigators in 1979 ... -2014 in the eastern part of the Weddell Sea. Author(s): A.F. Petrov, V.A. Bizikov, K.V. Shust and ... -1989 are also included, as well as results of Russian longline survey of Antarctic toothfish in 2013 ...
Meeting Document : WG-EMM-14/23 : Author(s): A.F. Petrov, V.A. Bizikov, K.V. Shust and E.F. Uryupova (Russia)
-
On the problem of by-catch of juvenile fish in krill fishery
-Kidd trawl with an opening area of 6.0 m2 was used. Trawls were taken in the 0-200 m surface layer over ... krill trawl with an opening area in a small meshed section of the trawl beg of 100 m2. Catches were ... large by-catch of juvenile fish, krill fishing should not be conducted in shallow waters over the ... Abstract: Studies of by-catch of juvenile fish in krill catches by research vessels were ...
Meeting Document : WG-FSA-92/10 : Author(s): C.A. Pankratov and E.A. Pakhomov (Ukraine)
-
A review of tag-based stock assessments of the Antarctic toothfish Dissostichus mawsoni in Subarea 48.4
Abstract: The stock abundance of Antarctic toothfish in Subarea 48.4 is estimated using tag based ... specifically developed to reduce estimation bias in populations with low recaptures, a feature typical of the ... review of assessment data and methods in order to discuss and address the issues. Author(s): N. Walker ... assessments of the Antarctic toothfish Dissostichus mawsoni in Subarea 48.4 Microsoft Word File: fsa-15-44 ...
Meeting Document : WG-FSA-15/44 : Author(s): N. Walker, M. Soeffker, V. Laptikhovsky and T. Earl (United Kingdom)
-
Preliminary analyses of data collected during experimental fishing for Patagonian toothfish in international waters of the southwest Indian Ocean (Area 51)
procedures, in a restricted area south of Madagascar and north of the Prince Edward and Marion Islands and ... of the main ground, in which a residual recruitment effect persists. The total CPUE was 42.21 kg/1000 ... fishing for Patagonian toothfish in international waters of the southwest Indian Ocean (Area 51) Approval ... the Crozet Islands, and outside EEZ and CCAMLR waters. A total of 57 sets were taken at between 360 ...
Meeting Document : WG-FSA-04/19 : Author(s): L.J. López Abellán (Spain)
-
By-catch analysis as a part of progress report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan and South Africa during 2012/13–2016/17
report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan and South Africa during ... by-catch occurred in most longline research operations, the number of by-catch individuals was less ... than 100 individuals in most of the operations. In most of longline operation, by-catch weight was less ... as a part of progress report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan ...
Meeting Document : WG-SAM-17/44 : Author(s): T. Okuda, S. Somhlaba and T. Ichii
-
Changes in biomass of eight species of finfish around the South Orkney Islands (Subarea 48.2) from three bottom trawl surveys
conducted by the Federal Republic of Germany in 1985, Spain in 1991, and the United States in 1999 ... Abstract: Stocks of finfish around the South Orkney Islands (Subarea 48.2) suffered substantial ... trawl surveys of finfish biomass within the 500 m isobath of the South Orkney Islands have been ... levels of most species appear to be unchanged or may have declined slightly since 1991. The stock of C ...
Meeting Document : WG-FSA-99/32 : Author(s): C.D. Jones (USA), K.-H. Kock (Germany) and E. Balguerías (Spain)
-
Regional catch analysis of the longline fishery of Dissostichus eleginoides (Pisces: Nototheniidae) in Chile
has migrated towards south, concentrating actually in the X Region of Chile and we attract attention ... Abstract: Capture statistic analyses from the different regions of Chile where fishery of ... statistics published by the SERNAP (National Fishery Service). It shows that activity has lasted few years in ... each geographic region considered. As captures have decreased in the northern zone, the artisanal fleet ...
Meeting Document : WG-FSA-91/10 : Author(s): C. Lemaitre, P. Rubilar, P. Gebauer and C.A. Moreno (Chile)
-
Diagnostic model of functioning of Antarctic krill population in the Cooperation Sea
mathematical modelling of Antarctic krill population in the Cooperation Sea. The choice of investigation area ... assess variations in parameters of the ecosystem and its staunchness against their impact. A possibility ... : Diagnostic model of functioning of Antarctic krill population in the Cooperation Sea Approval: Approved ... from 1978 to 1984 and 1988. The objective of the researches was to reveal causes of sharp fluctuations ...
Meeting Document : WG-Joint-94/07 : Author(s): V. Belyaev and M. Khudoshina (Ukraine)
-
Spatial and temporal operation of the Scotia Sea ecosystem: a review of large-scale links in a krill centred food web
Abstract: The Scotia Sea ecosystem is a major component of the circumpolar Southern Ocean system ... Current (ACC) and waters from the Weddell–Scotia Confluence dominate the physics of the Scotia Sea ... , manifest by the changing irradiance and sea ice cover, which leads to shorter summers in the south. Summer ... phytoplankton blooms, which at times can cover an area of more than 0.5 million km2, probably result from the ...
Meeting Document : WG-EMM-07/P8 : Author(s): E.J. Murphy, J.L. Watkins, P.N. Trathan, K. Reid, M.P. Meredith, S.E. Thorpe, N.M. Johnston, A. Clarke, G.A. Tarling, M.A. Collins, J. Forcada, R.S. Shreeve, A. Atkinson, R. Korb, M.J. Whitehouse, P. Ward, P.G. Rodhouse, P. Enderlein, A.G. Hirst, A.R. Martin, S.L. Hill, I.J. Staniland, D.W. Pond, D.R. Briggs, N.J. Cunningham and A.H. Fleming (United Kingdom)