Résultats de la recherche

1. Fish prey of the wandering albatross Diomedea exulans at South Georgia

   between years but epipelagic fish were significantly more abundant in +I983 than 1984. All identified fish ... caught in the commercial fishery there. However, two of the three main target species of this fishery in ... fish prey but how they catch several species, including Muraenolepis, which are mainly benthic in habit ... is unknown. Published in: Polar Biology (1998) 8: 000-000 Author(s):  J.P. Croxall, A.W. North and ...

   Meeting Document : SC-CAMLR-VII/BG/05 : Auteur(s): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)

2. Annual Report from SCAR to CCAMLR

   ). SCAR looks to CCAMLR as a key partner in this initiative. Three new potential Scientific Research ... , Thresholds and Resilience (AntETR), State of the Antarctic Ecosystem (AntEco) and Antarctic Climate in the ... /). In particular, the SCAR-MarBIN data portal continues to gather information on marine biodiversity in ... in mutually beneficial ways. For further details see www.scar.org Author(s):  Submitted by SCAR Title ...

   Meeting Document : CCAMLR-XXX/BG/15 : Auteur(s): Submitted by SCAR

3. An initial examination of using CPUE as a fishery performance index for the krill fishery

   Abstract:  Early analyses of CPUE in the krill fishery concluded that it was not a useful index of ... extent to which these reflect changes in krill abundance are key elements of developing feedback ... period 2001 – 2016 (up to 26/5/2016) in Subareas 48.1, 48.2 and 48.3 to determine whether CPUE might be ... difference between this overall mean and the mean for each year in which the vessel fished. An overall ...

   Meeting Document : WG-EMM-16/10 : Auteur(s): CCAMLR Secretariat

4. Southern right whale (Eubalaena australis) reproductive success is influenced by krill (Euphausia superba) density and climate

   condition and, therefore, on foraging success. This, in turn, might be affected by climatically driven ... change in the abundance of the species main prey, krill (Euphausia superba), on the feeding grounds ... between 1997 and 2013 in southern Brazil, where the species concentrate during their breeding season. The ... influence southern right whale breeding success in southern Brazil by determining variation in food (krill ...

   Meeting Document : WG-EMM-16/P06 : Auteur(s): E. Seyboth, K.R. Groch, L. Dalla Rosa, K. Reid, P.A.C. Flores and E.R. Secchi

5. Diet overlap among top predators at the South Orkney Islands, Antarctica

   Abstract:  In order to understand interspecific trophic relationships among top predators, we ... analyzed diet information on nine bird and two seal species collected in the austral summer from 1996 to ... variable diets. This variability may be explained by fluctuations in krill availability. In years when ... fish, which increases the re-occurrence of these preys in the diets. Our samples suggest the recovery ...

   Meeting Document : WG-EMM-18/04 : Auteur(s): M.L. Bertolin and R. Casaux

6. Can the chemistry of otolith nuclei determine population structure of Patagonian toothfish Dissostichus eleginoides?

   to South Georgia in the Southern Ocean. Concentrations of 55Mn, 88Sr, and 137Ba, ratioed to 42Ca ... , showed a sharp population boundary in the vicinity of the Polar Front, between South Georgia and the ... population structure in Patagonian toothfish, demonstrating that otolith nucleus chemistry can discriminate ... between populations even in fully marine environments. Moreover, the nucleus chemistry indicated ...

   Meeting Document : WG-FSA-06/P2 : Auteur(s): Ashford, J.R., A.I. Arkhipkin and C.M. Jones

7. Proposal to standardise the submission of meeting documents to working groups

   Committee, WG-EMM and WG-FSA (including ad hoc WG-IMAF). In the Secretariat’s view, the guidelines would ... benefit from some standardisation of the Working Group-specific differences in relation to: submission ... in preparing information and documents for meetings. The Secretariat plans to submit a similar ... proposal to WG-FSA for consideration at its meeting in 2005. Author(s):  Secretariat Title:  Proposal to ...

   Meeting Document : WG-EMM-05/10 : Auteur(s): Secretariat

8. Current temperature conditions off South Georgia during recent years (satellite data on Subarea 48.3)

   monthly analysis of variations in temperature distribution and SST anomalies in the South Georgia waters ... in 12.1989/03.1991 and 11.1999/04.2002 we have selected Cells 1 and 2 (2°x2° resolution, centered at ... anomalies in Cell 1 and 2 are calculated with precision of 0.01°C. Author(s):  G.P. Vanyushin (Russia) Title ...

   Meeting Document : WG-EMM-02/17 : Auteur(s): G.P. Vanyushin (Russia)

9. Fishing patterns of Japanese krill trawlers

   strategies, especially focusing on their movement in time and space. The operations were grouped into ... , 30nm, and 60nm). Distribution of the operation units showed considerable variation in space and time ... expressing the status of krill in the fishing ground. Catch per fishing days maybe the reasonable index for ... expressing the status of krill in the fishing ground. Author(s):  S. Kawaguchi, T. Kameda and Y. Takeuchi ...

   Meeting Document : WG-EMM-02/28 Rev. 1 : Auteur(s): S. Kawaguchi, T. Kameda and Y. Takeuchi (Japan)

10. The fishery for Champsocephalus gunnari and its biology at Heard Island (Division 58.5.2)

    Abstract:  Commercial trawl fisheries in the modern era started within the Heard Island EEZ in ... periodic abundant year classes that can be followed through the population before disappearing in their ... populations in the respective areas are mostly independent of one another. Author(s):  R. Williams, E. van ...

    Meeting Document : WAMI-01/04 : Auteur(s): R. Williams, E. van Wijk, A. Constable and T. Lamb (Australia)

Pages