Résultats de la recherche

1. Preliminary information on inshore demersal fish from the Danco Coast, Antarctic Peninsula, in the 1999/00 summer season

   ), Danco Coast, West Antarctic Peninsula, in the summer season of 2000. The families Nototheniidae ... , Channichthyidae and Bathydraconidae were represented being Notothenia coriiceps the dominant fish of the area ... . Gobionotothen gibberifrons and Trematomus newnesi followed in importance. In general, the ichthyofauna agreed in ... terms of number and mass with that of the South Shetland Islands area, except for a marked higher ...

   Meeting Document : WG-FSA-00/63 : Auteur(s): R. Casaux, E. Barrera-Oro, A. Baroni and A. Ramón

2. Declining trend in the abundance of fjord fish of the species Notothenia rossii marmorata and Notothenia gibberifrons observed at two localities of South Shetland Islands

   ., Moon Bay, in 1989. The analysis was based on the proportion of catches of the mentioned species in ... Abstract:  A declining trend observed in the abundance of fjord fish of the species Notothenia ... by a nested ANOVA and demonstrated as significant. The material studied was obtained with trammel ... relation to Notothenia neglecta, a species with similar ecological habits in the fjords. Comparison with ...

   Meeting Document : WG-FSA-90/14 : Auteur(s): E. Barrera-Oro and E. Marschoff (Argentina)

3. Increase in relative abundance of fjord Notothenia rossii in Potter Cover, South Shetland Islands, after the decrease associated with commercial fishing in the area

   Abstract:  A monitoring program of demersal fish in inshore sites of the South Shetland Islands ... and in Harmony Cove, Nelson Island, in the austral summer 1995/96. The decline in trammel net catches ... of fjord fishes of the species Notothenia rossii and Gobionotothen gibberifrons in relation to the ... non commercially fished Notothenia coriiceps, which was already reported for the period 1983-1990 in a ...

   Meeting Document : WG-FSA-99/30 : Auteur(s): E.R. Barrera-Oro, E.R. Marschoff and R.J. Casaux (Argentina)

4. Fish in the diet of breeding Antarctic shags Phalacrocorax bransfieldensis at four colonies in the Danco Coast, Antarctic Peninsula

   , Notothenia coriiceps was the main prey in all of the sampling sites, followed in similar importance by G ... Abstract:  The diet of breeding Antarctic shags Phalacrocorax bransfieldensis was investigated at ... four colonies at the Danco Coast, Antarctic Peninsula, by the analysis of 616 pellets (regurgitated ... casts) collected from December 1997 to February 1998. Overall, demersal-benthic fish were the most ...

   Meeting Document : WG-EMM-00/9 : Auteur(s): R. Casaux, A. Baroni and E. Barrera-Oro (Argentina)

5. RESPONSE OF ANTARCTIC BENTHIC COMMUNITIES TO DISTURBANCE: WRST RESULTS FROM THE ARTIWCIAL BENTHIC DISTURBANCE EXPERIMENT ON THE EASTERN WEDDELL SEA SHELF, ANTARCTICA

   being dominant at disturbed sites, whereas Chionodraco myersi was the dominant species in trawl catches ... Abstract:  The long-term benthic disturbance experiment (BENDEX) was started on the eastern ... simulate the impact of grounding icebergs on the seabed and follow the steps and timescales of recovery of ... disturbed benthos and demersal fish communities. Here, we report the basic approach and first results for ...

   Meeting Document : WS-VME-09/P05 : Auteur(s): Rossi, S., Mintenbeck, K., Knust, R., Isla, E., Gerdes, D.

6. Notes on the availability of three important finfish species in offshore waters of the lower South Shetland Islands (Subarea 48.1)

   Abstract:  In 1998, an offshore scientific trawl survey of bottom fish sampling within the 50-500 ... m isobath of the lower South Shetlands Islands (King George Island to Low Island) was conducted. In ... addition, the abundance of two commercially important Antarctic fish, Notothenia rossii and Gobionotothen ... gibberifrons has been monitored relative to another potentially exploitable fish, Notothenia coriiceps, in the ...

   Meeting Document : WG-FSA-99/31 : Auteur(s): C.D. Jones (USA), E.R. Barrera-Oro, E.R. Marschoff and R.J. Casaux (Argentina)

7. Possible options for the future management of the Antarctic krill fishery in Subarea 48.2

   . The proposed framework includes the use of CEMP sites, remote cameras at important land-based predator ... that might facilitate the development of new management procedures for the krill fishery in Area 48. In ... 2014, the state of ecological knowledge for Subarea 48.2 was reviewed, and it was suggested that the ... development of any new management approaches would be highly improbable based on the current level of ...

   Meeting Document : WG-EMM-15/10 : Auteur(s): P.N. Trathan (United Kingdom), O.R. Godø (Norway) and S.L. Hill (United Kingdom)

8. Results of the seventh Ross Sea shelf survey to monitor abundance of Antarctic toothfish in the southern Ross Sea, January 2018, and notification for research in 2018/19

   mammalian toothfish predators: McMurdo Sound in 2018, and Terra Nova Bay surveyed in 2017. The estimated ... Abstract:  At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... abundance from a well-designed survey would be a useful input into the Ross Sea stock assessment model. In ... this paper we provide results of the seventh annual survey in the time series. The objectives of this ...

   Meeting Document : WG-SAM-18/10 : Auteur(s): D. Stevens, X. Fu, S. Mormede and S. Parker

9. Consumption estimates for male Antarctic fur seals at the South Orkney Islands during the post mating migration

   Abstract:  The estimates of fur seal consumption of krill in subareas 48.1 to 48.3 which have been ... used in ecosystem modelling and CCAMLR’s risk assessment approach, are based on the distribution of fur ... their biomass is orders of magnitude less than those of penguins. As a result the estimates of fur seal ... consumption outside of the South Georgia region, where ~95% of the population breeds, are relatively ...

   Meeting Document : WG-EMM-18/10 : Auteur(s): I. Staniland and S. Hill

10. Using predators and their prey to characterise the status of the marine ecosystem at South Georgia

    Abstract:  Increased awareness about the present status of marine systems, including those where ... fisheries target the prey of natural predators, has led to recommendations about how information on the ... status of marine predators might be used to inform ecosystem-based management approaches. In the ... Antarctic, sustained ecological research has generated long-term data on the performance of marine predators ...

    Meeting Document : WG-EMM-16/28 : Auteur(s): P. Trathan, S. Fielding, S. Hill, M. Belchier and J. Forcada

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