Search results
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Some data on Antarctic toothfish Dissostichus mawsoni reproduction in the Ross Sea (Subarea 88.1) in the period from December 2002 to March 2003
Abstract: On the grounds of data analysis collected by one of the authors – Prutko V.G. in ... December, 2002-March, 2003 in Subarea 88.1, we determine Antarctic toothfish body length at maturity of 50 ... oocytes in Antarctic fish ovaries should be measured and calculated, in addition to histological ... investigations. Dynamics of gonadosomatic index in different periods and for different research areas is ...
Meeting Document : WG-FSA-03/49 : Author(s): V.G. Prutko and L.A. Lisovenko (Ukraine)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2015
the development of a marine protected area in the Weddell Sea planning area. In accordance with the ... recommendations by WG-EMM-14 (SC-CAMLR-XXXIII, Annex 6), this was done in three separate documents (SC-CAMLR-XXXIV ... further improved and extended, inter alia in the light of the recommendations made at WG-EMM 15 (report ... , preliminary version 2015). A further developed document will be presented to WG-EMM in 2016 with a view for ...
Meeting Document : SC-CAMLR-XXXIV/13 : Author(s): Delegation of Germany
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Research plan for exploratory fishing for toothfish (Dissostichus spp.) in 2016/17 in Division 58.4.1 by France
Abstract: Exploratory fishing for toothfish (Dissostichus spp.) in Division 58.4.1 began in 2003 ... this Division. France notifies its wish to collaborate in this research fishery with the other ... participants over the coming years in order to participate in the tagging program and achieve a robust stock ... Conservation Measure 41-11. The biomass for each in the Division was estimated during WG-FSA 2015 using CPUE x ...
Meeting Document : WG-SAM-16/01 : Author(s): Delegation of France
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Assessment of the Action Plan aimed at reducing incidental catch of seabirds in the French EEZ included in the CCAMLR Division 58.5.1 and Subarea 58.6
incidental seabird mortality by half in the French EEZ included in the statistic division and subarea 58.5.1 ... global diminution of seabird incidental mortality. In addition to the sharp decrease in incidental catch ... of seabirds in the French EEZ (see statistical report), this document presents new proposals that ... France would like to implement in order to pursue its efforts to minimize incidental captures. Author(s ...
Meeting Document : WG-FSA-12/28 Rev. 1 : Author(s): C. Marteau and J. Ringelstein (France)
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Preliminary results from a krill net sampling survey in CCAMLR Area 48.1 in 1989/90 season
Abstract: In December 1989/January 1990 main krill concentrations along the Antarctic Peninsula ... occurred NE and SE of Elephant Island, north of the South Shetland Islands, in the central Bransfield ... Strait and in the SW shelf waters. Mean biomass was 10.1 tonnes per nautical square mile, i.e. an ... estimated stock biomass of 950,000 tonnes. The zooplankton, however, was dominated by salps in the entire ...
Meeting Document : SC-CAMLR-IX/BG/09 Rev. 1 : Author(s): Delegation of EEC
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Food and feeding of two Channichthyids, Champsocephalus gunnari and Chaenocephalus aceratus, around Elephant Island and in the South Shetland Islands (Subarea 48.1) in 2001 and 2002
Chaenocephalus aceratus, were collected in the Elephant Island – South Shetland Islands region during the AMLR ... cruise in March 2001 with RV ‘Yuzhmorgeologiya’ and ANTXIX/3 in January – February 2002 with RV ... ‘Polarstern’. C. gunnari fed almost exclusively on krill (Euphausia superba) in both years. C. aceratus fed on ... abundant fish species which were G. gibberifrons in 2001 and L. larseni and C. gunnari in 2002. Author(s ...
Meeting Document : WG-FSA-02/73 Rev. 1 : Author(s): H. Flores, K.-H. Kock, S. Wilhelms (Germany) and C.D. Jones (USA)
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Molecular and morphological identification of Macrourus species caught as by-catch in the toothfish longline fisheries in CCAMLR Subareas 48.3 and 48.4.
Abstract: Genetic identification of grenadiers taken as bycatch in the toothfish longline fishery ... in the ability to morphologically distinguish between M. carinatus and M. holotrachys. Four species ... of Macrourus were identified genetically in the Southern Ocean and confirmed the presence of a ... Northern hemisphere species, M. berglax. There is a clear latitudinal separation of Macrourus species in ...
Meeting Document : WG-FSA-12/35 : Author(s): E. Fitzcharles, K. Brigden, S. Gregory, M. Belchier and J. Brown (United Kingdom)
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Contrasting population changes in sympatric penguin species in association with climate warming
Abstract: Climate warming and associated sea ice reductions in Antarctica have modified habitat ... demonstrate remarkable population responses to regional warming. However, inconsistencies in the direction of ... ice adapted gentoo penguins increased significantly in numbers over the last 26 years, whereas ... chinstrap and Adélie penguins both declined. These trends occurred in parallel with regional long-term ...
Meeting Document : WG-EMM-06/P3 : Author(s): J. Forcada, P.N. Trathan, K. Reid, E.J. Murphy and J.P. Croxall (United Kingdom)
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Trends in mean lengths and selectivities for Dissostichus eleginoides taken by longliners in Subarea 48.3
Abstract: At its last meeting, WG-FSA noted a declining trend in the mean lengths of toothfish ... found the same declines in mean lengths for the period 1997 – 1999 as previously noted by WG-FSA, but ... also that this trend was halted in 2000. A GLM analysis of these data shows that both area and depth ... are highly significant factors in explaining part of this variation over time, but not all of it ...
Meeting Document : WG-FSA-01/48 : Author(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016 –Part B: Description of available spatial data
background in support of the development of a marine protected area (MPA) in the Weddell Sea planning area ... . In accordance with the recommendations by WG-EMM-14 (SC-CAMLR-XXIII, Annex 6), this was done in three ... presented at the meetings of EMM in 2015 and 2016 and SC-CAMLR in 2015. At the CCAMLR meeting in 2015 the ... revised in the light of comments received at the above mentioned meetings. Final additions in the 2015/16 ...
Meeting Document : SC-CAMLR-XXXV/BG/12 : Author(s): Delegation of Germany