Résultats de la recherche
-
Patterns in the diet of mackerel icefish (Champsocephalus gunnari) on the South Georgia and Shag Rocks shelf (CCAMLR Subarea 48.3)
Abstract: The diet of the mackerel icefish was investigated from stomach contents analysis of ... fish caught in research trawls at South Georgia and Shag Rocks in January 2004. The results are ... consistent with previous studies, with the dominant species consumed being Antarctic krill (Euphausia superba ... ), the pelagic amphipod (Themisto gaudichaudi) and mysids. The diet differed between the age classes of ...
Meeting Document : WG-FSA-04/44 : Auteur(s): M.A. Collins, R. Mitchell, G. Tarling and M. Belchier (United Kingdom)
-
Seabird mortality in the Patagonian toothfish longline fishery around the Prince Edward Islands, 1996–2000
Abstract: Sanctioned longline fishing for Patagonian toothfish around the Prince Edward Islands ... (a globally important seabird breeding site) commenced in 1996 following high levels of Illegal ... trips between 1996 and 2000, allowing a thorough excellent understanding of the impact of this fishery ... on seabirds. Overall, white-chinned petrels Procellaria aequinoctalis were by far the most frequently ...
Meeting Document : WG-FSA-01/8 : Auteur(s): D.C. Nel, P.G. Ryan and B.P. Watkins (South Africa)
-
Updated impact assessment framework to estimate the cumulative footprint and impact on VME taxa of bottom longline fisheries in the CCAMLR Area
estimate the likely impacts of bottom longline fishing on Vulnerable Marine Ecosystems (VMEs), as required ... by Conservation Measure 22-06. The most recent iteration of the impact assessment (Sharp 2010) was ... recommended in 2010 by WG-SAM (paragraph 4.16) and WG-EMM (paragraph 3.20) as the basis by which Members ... proposed bottom fishing activities, as well as the basis by which WG-FSA might complete cumulative impact ...
Meeting Document : WG-FSA-10/31 : Auteur(s): B.R. Sharp (New Zealand)
-
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
Abstract: The stocks of Antarctic toothfish, Dissostichus mawsoni were a relatively economically ... and ecologically important fishery resource in the waters of Antarctic. However, there is not enough ... data and information to assess the robust stocks and deliberate proper measurements for sustainable ... stock assessments and fishery managements. Therefore, the Korean scientists analyze diet composition and ...
Meeting Document : WG-FSA-15/57 : Auteur(s): Delegation of the Republic of Korea
-
Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), based on a survey in July 2007, using the generalised yield model
58.5.2 in the vicinity of Heard Island in July 2007 to provide the information for an assessment of short ... -term annual yield in the 2007/2008 CCAMLR season. This paper provides a preliminary assessment of yield ... for the area of Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. Evidence of ... strong 1+ year class recruiting to the population has led to an increase in the estimated biomass of ...
Meeting Document : WG-FSA-07/47 : Auteur(s): D.C. Welsford (Australia)
-
Report on the activities of the Scientific Committee on Antarctic Research (SCAR) 2006/07
Abstract: This paper reports on the various activities conducted by or involving SCAR that relate ... directly to CCAMLR or are of potential interest to CCAMLR. This includes a report on progress with the new ... Evolution and Biodiversity in the Antarctic (EBA), SCAR-MarBIN, the Action Group on Continuous Plankton ... Recorder research and the Census of Antarctic Marine Life (CAML) projects. CAML has been developing links ...
Meeting Document : CCAMLR-XXVI/BG/36 : Auteur(s): SCAR Observer to CCAMLR(G. Hosie, Australia)
-
Insights from the study of the last intact neritic marine ecosystem
, after compiling information from 19 subregions, on how the exploited shelf ecosystems of the North ... their biodiversity and climate (cold vs warm). By the ecological ‘rules’ laid out, the Ross Sea should ... be structured by predation. Analysis has shown, however, that some portions of the Ross Sea follow ... the rules but others do not. This is apparent, though, only because the Ross Sea, unlike the remaining ...
Meeting Document : WG-EMM-07/P3 : Auteur(s): D. Ainley
-
Conserving pattern and process in the Southern Ocean: designing a Marine Protected Area for the Prince Edward Islands
Abstract: South Africa is currently proclaiming a Marine Protected Area (MPA) in the Exclusive ... Economic Zone (EEZ) of its sub-Antarctic Prince Edward Islands. The objectives of the MPA are to: 1 ... to inform future management, 3) contribute to the recovery of the Patagonian toothfish (Dissostichus ... eleginoides), and 4) reduce the bird bycatch of the toothfish fishery, particularly of albatrosses and petrels ...
Meeting Document : WS-BSO-07/P1 : Auteur(s): Lombard, A.T., B. Reyers, L.Y. Schonegevel, J. Cooper, L.B. Smith-Adao, D.C. Nel, P.W. Froneman, I.J. Ansorge, M.N. Bester, C.A. Tosh, T. Strauss, T. Akkers, O. Gon, R.W. Leslie and S.L. Chown
-
An overview of a large ecosystem survey of the southwest Indian Ocean sector of the Southern Ocean (CCAMLR Division 58.4.2)
Abstract: This document outlines the preliminary results of an Australian survey of CCAMLR ... Division 58.4.2 (the South West Indian Ocean Sector of the Southern Ocean 30-80°E) in January-March 2006 ... . The survey is intended to produce a new estimate of krill biomass (B0) for this Division so that a ... revised precautionary catch limit can be established by CCAMLR. The survey utilised a standardised design ...
Meeting Document : WG-EMM-06/15 : Auteur(s): S. Nicol, S. Kawaguchi, T. Jarvis, G. Williams, N. Bindoff, D. Thiele (Australia), J. Schwarz (Germany), A. Davidson, S. Wright, J. Gedamke and P. Thompson (Australia)
-
Geographical differences in the condition, reproductive development, sex ratio and length distribution in Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (CCAMLR Statistical Subarea 88.1)
Dissostichus mawsoni over the four summer seasons from 2000-01 to 2003-04 aboard the autoliner San Aotea II ... have been analysed. Summer seasons are defined here as the period from mid December to the beginning of ... on the Ross shelf proper, as distinct from those sampled on the more isolated seamounts and features ... to the north.. These differences are fish body condition factor, reproductive development, sex ratio ...
Meeting Document : WG-FSA-04/28 Rev. 1 : Auteur(s): J.M. Fenaughty (New Zealand)