Résultats de la recherche
-
Krill stock evaluation with data from commercial fishing vessels
. The use of such vessels as platforms for survey transects under scientific supervision has already ... board during normal fishing operations in a relatively easy and cheap manner using the Norwegian vessel ... ‘Saga Sea’ in 2011 as example. A one-month subset of the acoustic data from February/March was processed ... within a time-frame of a week and linked to krill length data from the same period. The data from the ...
Meeting Document : WG-EMM-12/63 : Auteur(s): G. Skaret (Norway), J. Moir Clark (United Kingdom), O.R. Godø, R.J. Korneliussen, T. Knutsen, B.A. Krafft and S.A. Iversen
-
CCAMLR protocol for krill biomass estimation
Abstract: The original calculation of B 0 arising from the CCAMLR-2000 survey was undertaken at ... the B 0 workshop held in La Jolla, USA, in May 2000 (SC-CAMLR-XIX, Annex 4, Appendix G). A number of ... ; Conti and Demer, 2005) that led to the re-analysis of the CCAMLR-2000 survey at a workshop held in ... Cambridge, UK, in June 2010 (SC-CAMLR-XXIX, Annex 5). There remains some ambiguity to the interpretation of ...
Meeting Document : SG-ASAM-16/02 : Auteur(s): S. Fielding, A. Cossio, M. Cox, C. Reiss and G. Skaret
-
Implementation of Conservation Measure 31-02
Abstract: In compliance with CM 31-02 (General Measure for the closure of all fisheries ... ) paragraph 6, this paper reports on the investigation carried out by the UK Foreign & Commonwealth Office ... into the actions of the UK-flagged fishing vessel Argos Georgia which was unable to remove all its ... fishing gear from the water prior to the notified closure of SSRU C, sub-area 88.1 on 13 December 2011 at ...
Meeting Document : CCAMLR-XXXI/BG/30 : Auteur(s): Delegation of the United Kingdom
-
CCAMLR Science – Possibilités pour l'avenir
Abstract: CCAMLR Science was launched over 20 years ago with the aim of providing mechanism to ... publicise the science done in CCAMLR and to raise the profile of CCAMLR within the international scientific ... community. A reduction in the number of papers submitted to, and published in the journal, has prompted a ... review of options for the future of CCAMLR Science. In particular, it may be timely to review the role ...
Meeting Document : SC-CAMLR-XXXIV/07 : Auteur(s): CCAMLR Secretariat
-
Ross Sea region Marine Protected Area: Reporting, Periodic Review and Period of Designation Elements
Abstract: This paper describes the following elements associated with the proposal for a Marine ... Protected Area in the Ross Sea Region (CCAMLR-XXXIV-29): a possible procedure for reporting on research and ... monitoring activities within the proposed Ross Sea Region Marine Protected Area (RSRMPA); how the Commission ... might review the extent to which the objectives of the RSRMPA are still relevant and are being achieved ...
Meeting Document : CCAMLR-XXXIV/BG/39 : Auteur(s): Delegations of the USA and New Zealand
-
Designation of Marine Protected Areas in Antarctic Waters
Abstract: Over the last few years, the designation of Marine Protected Areas (MPA) in Antarctica ... has been the subject of active discussion. This issue was widely discussed at the last meeting of the ... CCAMLR Working Group on Ecosystem Monitoring (WG-EMM-12); it has been the subject of voluminous documents ... prepared by CCAMLR Members, and also workshop reports of the Antarctic and Southern Ocean Coalition (ASOC ...
Meeting Document : CCAMLR-XXXIV/BG/29 : Auteur(s): Delegation of the Russian Federation
-
Biomass of Antarctic krill (Euphausia superba) off east Antarctica (30–80°E) in January–March 2006
January-March 2006, during which time multifrequency echosounder data were collected for the purposes of ... estimating the biomass (B 0) of Antarctic krill (Euphausia superba). The mean density of E. superba ... , integrated to 250 m depth across the survey area (1,566,157 km 2), was 10.15 g m-2. The total biomass was ... estimated to be 15.89 million tonnes with a CV of 47.93%. Most of the E. superba detected (80%) were in ...
Meeting Document : WG-EMM-06/16 : Auteur(s): T. Jarvis, E. van Wijk, N. Kelly, S. Kawaguchi and S. Nicol (Australia)
-
Estimates of natural and fishing mortality from toothfish mark–recapture and catch-at-age data at South Georgia
-recapture model, applied to the South Georgia toothfish tagging data. The updated model incorporates the ... data from all the analysed cohorts in the estimation routine, and we examine the potential estimation ... bias, using simulated data. The results confirm earlier findings, with lower estimates of natural and ... fishing mortality, for the given age range, than are assumed and predicted by the current assessment ...
Meeting Document : WG-FSA-06/54 : Auteur(s): R.M. Hillary and D.J. Agnew (United Kingdom)
-
Beach debris survey – Main Bay, Bird Island, South Georgia, 2003/04
Abstract: During the fourteenth year of standardised beach surveys of man-made debris at Bird ... represents an increase of 97% on the 183 items recorded in 2002/03 and the highest levels of summer beach ... debris (232 items) since the 1999/00 season. The total weight of debris collected has also increased by ... 1.82 kg since last year to 5.39 kg. The highest proportion of marine debris collected comprised ...
Meeting Document : SC-CAMLR-XXIV/BG/15 : Auteur(s): Delegation of the United Kingdom
-
Spectra analysis of Drake Passage Oscillation Index (DPOI) from 1952 to 2003, Antarctica
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ... (westerlies) determined from sea-level pressure differences across the Drake Passage, between Rio Gallegos ... , Argentina, and Base Esperanza, at the tip of the Antarctic Peninsula, sea ice cover and chlorophyll-a in the ...
Meeting Document : WG-EMM-04/46 : Auteur(s): M. Naganobu and K. Kutsuwada (Japan)