Résultats de la recherche
-
The feeding peculiarities of the Antarctic seals in the region of the archipelago of Argentina Islands
islands archipelago, that was spent through out 11 Ukrainian Antarctic expedition (2006-2007), has shown ... that krill (Euphausia superba) is the main type of food for the major species of seals in region. Krill ... growth in comparison with literary data аccording to Weddell seal (L. weddelli) newborns monitoring. It ... archipelago water area in which diet krill prevails also (about 70 %). Considering that from 5 seals species ...
Meeting Document : WG-EMM-12/P01 : Auteur(s): I. Dykyy
-
A summary of the commercial fishery for mackerel icefish Champsocephalus gunnari in Subarea 48.3 during the 1997/98 season
previously been shown to be ages two and three. The catch of species other than C. gunnari amounted to only ... 0.21 tonnes. The vessel039;s fishing master had no experience of fishing for icefish and was not well ...
Meeting Document : WG-FSA-98/53 : Auteur(s): G. Parkes, A. King and C. Jones (United Kingdom)
-
REVISED RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4A and B BY SHINSEI MARU NO. 3 IN 2009/10
, and on fishing trials using both Trot line and Spanish line systems so that their properties can be ... division that includes 4 SSRUs, taking into account the conservative exploitation rate (less than 3.8 % of ... the effort on a smaller subset of this Division is thought to be more reasonable in terms of ... , sufficient tagging rate was calculated to be 5 fish/ton, which can predict the CV of a Petersen estimate of ...
Meeting Document : WG-FSA-09/12 : Auteur(s): Delegation of Japan
-
Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
Committee to provide the Commission with advice on how precautionary limits could be applied to subareas or ... recognize that other tradeoffs may be equally important. Alternatives that allocate the 1.5 million ton ... tradeoff to be important: choosing a biologically explicit alternative and delaying implementation, or ... limit by evenly dividing the catch among subareas or by using historical catches to set limits can be ...
Meeting Document : WG-KRILL-92/16 : Auteur(s): G. Watters and R.P. Hewitt (USA)
-
Mercury concentrations of five species of Antarctic fish collected from CCAMLR Subareas 88.1 and 88.2
differences in diet, growth and longevity, and location. We conclude that these results can only be explained ... . mawsoni. The three prey species had intermediate mercury levels, with Whitson’s grenadier (Macrourus ... dewitti) and blue antimora (Antimora rostrata) were at low levels, similar to that of D. mawsoni. Mercury ... levels were positively correlated with fish length in four of the species. Mercury levels also showed ...
Meeting Document : WG-FSA-07/24 : Auteur(s): S.M. Hanchet, D.M. Tracey, A. Dunn, P.L. Horn and N. Smith (New Zealand)
-
SC-CAMLR work on Climate Change (Paper XP19 to CEP–SC-CAMLR Workshop 2016)
Abstract: ATCM 39/XP019 discusses the work of SC-CAMLR on climate change. It notes that the ... the Antarctic marine ecosystem relative to the Reference State and whether actions may be required to ... that climate change has been appearing regularly in discussions in SC-CAMLR since 2002 and came on to ... framework for identifying when climate change impacts may need attention from the Commission, along with ...
Meeting Document : WG-EMM-16/71 : Auteur(s): A. Constable
-
Fishery Report: Champsocephalus gunnari South Georgia (Subarea 48.3)
from the length-density plot, with the standard deviations constrained to be linearly related to the ... investigated by comparing the acoustic backscatter attributable to icefish in the 0–6 m zone with that more ... projections. (iii) The Working Group also suggested that on future surveys pelagic trawls be used to assess ... undertake 20 research trawls, but asked that this be reviewed by WG-FSA-08. 27. The Working Group noted ...
Document : Site Section: Publications
-
DOWN-SCALING FOOSA TO MODEL THE ADMIRALTY BAY PYGOSCELID PENGUIN COLONIES: A WORK IN PROGRESS
that Foosa capably captures the general trends in adult abundance at Admiralty Bay with minimal formal ... -recruitment dynamics suggest that understanding predatory effects on juveniles may be fundamental for ... helps to explain trends in adult abundance. From a bottom-up perspective, there appears to be a trade ... abundance data, we propose future work that includes, inter alia, expanding the spatial scope to account for ...
Meeting Document : WG-EMM-08/51 : Auteur(s): J.T. Hinke, G.M. Watters and W.Z. Trivelpiece (USA)
-
A preliminary population status model for the Patagonian toothfish, Dissostichus eleginoides, on the Kerguelen Plateau (Divisions 58.5.1 and 58.5.2) using CASAL
, indicating that the SSB0 and stock status estimates still need to be interpreted with caution. Continuing pre ... . Analysis of genetic, demographic and tagging data indicates that toothfish form a metapopulation in this ... . Preliminary results indicate that illegal fishing in the late 1990s and early 2000s lead to a rapid decline in ... substantial decline in catch rates seen in the French EEZ concurrent with illegal activities are poor ...
Meeting Document : WG-SAM-11/20 : Auteur(s): S.G. Candy (Australia), A. Relot, G. Duhamel (France), D.C. Welsford, A.J. Constable, T.D. Lamb (Australia), P. Pruvost and N. Gasco (France)
-
SO-AntEco: Contributing information and scientific advice on benthic biodiversity in the South Orkney Islands (Domain 1) region
, 2014). The benthic assemblages of the SOISS MPA region were found to be strongly correlated with ... gears used (shallow underwater camera system and Agassiz trawl). We conclude that camera systems may be ... and other local physical influences; however, the utility of such classifications may be improved with ... with an international team of scientists from the Scientific Committee for Antarctic Research (SCAR ...
Meeting Document : WG-EMM-17/37 : Auteur(s): M.J. Brasier, S.M. Grant, P.N. Trathan, L. Allcock, O.S. Ashford, H. Blagbrough, A. Brandt, B. Danis, R. Downey, M. Eléaume, P. Enderlein, C. Ghiglione, O. Hogg, K. Linse, M. Mackenzie, C. Moreau, L. Robinson, E. Rodríguez, V. Spiridonov, A. Tate, M. Taylor, C. Waller, H. Wiklund and H.J. Griffiths