Résultats de la recherche
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INVESTIGATING LENGTH AT MATURITY OF ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) BASED ON SCIENTIFIC OBSERVERS’ DATA
February showed most fish on the shelf had not spawned that year, most fish in the north had spawned and ... every year when in that area. If they were resting in the north it is expected residual GSI would be ... not expected to spawn in the current year, nor are they expected to have migrated back from the north ... Abstract: Through generalised linear models, the gonadosomatic index of Antarctic toothfish in ...
Meeting Document : WG-FSA-08/48 : Auteur(s): S. Mormede, S. Parker and P. Grimes (New Zealand)
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Changing status of three notothenioid fish at the South Shetland Islands (1983–2016) after impacts of the 1970–80s commercial fishery
Potter Cove, King George Islands/ Isla 25 de Mayo, in a 33-year effort to monitor recovery. N. rossii and ... species had become depleted around the South Shetland Islands. Herein we report subsequent changes in the ... prevalence of three species, Notothenia rossii, Gobionotothen gibberifrons and N otothenia coriiceps in ... G. gibberifrons had been severely impacted by industrial fishing but in offshore waters N. coriiceps ...
Meeting Document : WG-FSA-17/P01 : Auteur(s): E. Barrera-Oro, E. Marschoff and D. Ainley
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A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)
role in the Ross Sea pelagic ecosystem (Marr, 1962; Azzali et al., 1999). To estimate the abundance of ... obtain information about the mean size (length) of the organisms in each aggregation. In principle the ... , and directly from net samplings. The mean size of the crustaceans can be estimated from “in situ ... catches. Unfortunately the precision and credibility of this method are often insufficient when applied in ...
Meeting Document : WG-EMM-01/63 : Auteur(s): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)
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INFORMATIONS SUR LA PECHE ILLICITE DANS LA ZONE STATISTIQUE 58 EVALUATION DE LA PECHE ILLICITE DANS LES EAUX FRANCAISES ADJACENTES AUX ILES KERGUELEN ET CROZET RAPPORT DES OBSERVATIONS ET INSPECTIONS EN ZONE CCAMLR SAISON 2010/2011 (1er JUILLET 2010 – 15
throughout the year. It has proved to be effective, in that there is no longer any sign of IUU fishing in ... unregulated (IUU) fishing over the past year, and reports on implementation of the CCAMLR Inspection System ... . It also includes an analysis of developments in IUU fishing and proposes ways of improving actions ... taken to fight it. The geographical area covered in this study comprises Statistical Subarea 58.6 and ...
Meeting Document : CCAMLR-XXX/34 : Auteur(s): Délégation française
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Relative selectivity of four sampling methods using traps and trawls for male snow crabs (Chionoecetes opilio)
deployed during the day. and (4) bottom trawl deployed at night. Catches were characterized in terms of ... crabs captured in large-meshed traps was larger than those captured in small-meshed traps which, in turn ... , were larger than those caught in the trawl; the size of crabs caught in the trawl at night was larger ... than those caught during the day; 2) large-clawed crabs predominated in the catches from traps whereas ...
Meeting Document : WS-CRAB-93/11 : Auteur(s): J.M. Hoenig and E.G. Dawe (USA)
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Review of the 2007 budget, draft 2008 budget and forecast budget for 2009
surplus includes an unbudgeted, half-year New Member Contribution of A$53 312 in respect of the People’s ... to A$130 000 (A$190 000 in 2006). Income from this source may vary widely from year to year. Two new ... . The presentation is in the format determined by the Commission at its 2002 Meeting. The expenditure ... Republic of China, which applied to become a member of the Commission in July 2007. General Services Staff ...
Meeting Document : CCAMLR-XXVI/04 : Auteur(s): Executive Secretary
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Marine debris surveys at Bird Island, South Georgia 1990 to 1995
reduce entanglement of marine mammals and birds. Overall, and in all but one year, the highest incidence ... category overall (76 %), and in all samples since 1991, was pieces of synthetic lone as used in the ... %) and polythene bags (6 %) were the next commonest items. There was a substantial increase in the number ... of items found ashore in 1995 which coincided with an apparent increase in long-line fishing effort ...
Meeting Document : CCAMLR-XV/BG/05 : Auteur(s): Delegation of the United Kingdom
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Monitoring krill population variability using seabirds and seals at South Georgia – new samplers provide new insights
Abstract: Variability in the Southern Ocean is often characterised by fluctuations in the ... South Georgia interannual variability in the krill-based marine ecosystem has historically been most ... frequently detected in the response of upper-trophic level predators. Analysis of the changes in the ... population size structure of krill in the diet of Antarctic fur seals Arctocephalus gazella, particularly ...
Meeting Document : WG-EMM-04/63 : Auteur(s): K. Reid, E.J. Murphy, J.P. Croxall and P.N. Trathan (United Kingdom)
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EXPECTED TAG RECAPTURE RATES FROM NEW AND EXPLORATORY FISHERIES FOR DISSOSTICHUS SPP.
Abstract: Tag recapture rates in new and exploratory Dissostichus spp. fisheries in the southern ... Indian Ocean sector of the CCAMLR area are examined. In particular, the potential for tagging programs in ... new and exploratory fisheries to yield sufficient data to be of use in determining TAC’s in the early ... , tag detection rates, natural mortality, fish movement out of the fishery, and IUU removals in order to ...
Meeting Document : WG-FSA-08/63 : Auteur(s): J.P. McKinlay and D.C. Welsford (Australia)
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Aires marines protégées (AMP)
What is an MPA? In general terms, a Marine Protected Area (MPA) is a marine area that provides ... ; in fact, many MPAs are multi-purpose areas. MPAs or MPA regions often have areas in which fishing is ... objectives of the MPA. Other uses may also be permitted. Areas closed to fishing (or in which fishing ... period of designation. CCAMLR Members have developed proposals for MPAs in different regions of the ...
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