Résultats de la recherche

1. Developing conceptual models of the Antarctic marine ecosystem: squid

   Abstract:  The Convention for the Conservation of Antarctic Marine Living Resources (CCAMLR) is ... currently considering plausible models of the Southern Ocean ecosystem within the Working Group on Ecosystem ... Monitoring and Management (WG-EMM). While recognised to be an important component of this ecosystem ... ecosystem models except perhaps to assess their potential impact as predators of Antarctic krill. This paper ...

   Meeting Document : WG-EMM-04/26 : Auteur(s): K. Phillips (Australia)

2. Preliminary analyses in support of the CEMP Review Workshop: serial correlations

   Abstract:  As part of the preliminary analyses undertaken in preparation for the CEMP Review ... Workshop, the Secretariat has documented serial correlation in time series of CEMP indices. The values ... -03/24. Serial correlation in biological indices occurred in 4, 10 and 33 % of the time series at ... alpha levels of 0.05, 0.10 and 0.20 respectively. Generally, serial correlation appeared more prevalent ...

   Meeting Document : WG-EMM-03/27 : Auteur(s): Secretariat

3. The direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with particular emphasis on longline fishing and its impact on albatrosses and petrels – a review

   Iles Kerguelen. The fishery extended further south for a few years in the second half of the 1970' ... until 1996/97 when the longline fisheries for Dissostichus eleginoides spread over most of the Southern ... Ocean within one season. A number of direct effects from fishing activities can be seen on marine life ... , in particular birds and mammals. With the exception of plastic package bands on some sub-Antarctic ...

   Meeting Document : SC-CAMLR-XIX/BG/11 : Auteur(s): Delegation of Germany

4. Potential effects of UV-B on krill – experimental and genetic studies

   spring surface levels of ultraviolet-B, ultraviolet-A and photosynthetically active radiation, in order ... to examine their response in terms of mortality and generalised activity. Levels of ... animals in the dark survived. Addition of ultraviolet-B typical of depths up to 15 m were found to ... content of animals from various treatments was found not to vary. Author(s):  S. Newman, S. Jarman, S ...

   Meeting Document : WG-EMM-99/24 : Auteur(s): S. Newman, S. Jarman, S. Nicol, D. Ritz, H. Marchant, N. Elliot and A. McMinn (Australia)

5. Studies on zooplankton with special reference to krill from the Indian Ocean sector of the Southern Ocean

   Abstract:  Distribution, abundance and species composition of zooplankton collected during the ... of zooplankton community and the population density ranged fiom 650 to 7209/100 m-3 of zooplankton ... catch. Swarms of krill and salps were observed during the study period (austral summer) which were the ... prime cause for high standing stock of zooplankton. The prevailing physical parameters could be the ...

   Meeting Document : WG-EMM-98/35 : Auteur(s): K.L. Bhat, R. Vijayakumar and V. Jaya Sree (India)

6. RELEVANT ISSUES IN REGARDS TO THE MANAGEMENT OF ANTARCTIC KRILL FISHERIES IN AREA 48

   magnitude of the scientific uncertainties and data gaps affecting the subdivision of precautionary catch ... the data obtaining process financially. The discussion of that issue at 2009 WG-EMM meeting will be ... useful in a course of the consideration a decision on a Stage 1 allocation. In addition, this meeting ... monitoring plan for krill in Area 48. Due to the high level of risk associated with maintaining the current ...

   Meeting Document : WG-EMM-09/31 : Auteur(s): L. Pshenichnov and G. Milinevsky (Ukraine)

7. THE ROSS SEA: A CANDIDATE FOR IMMEDIATE INCLUSION IN A NETWORK OF MARINE PROTECTED AREAS

   Abstract:  In the Southern Ocean fisheries are increasingly being exploited while the effects of ... populations and communities, thus confounding management. It is timely for CCAMLR to develop a network of MPAs ... , with initial inclusion of the well-researched Ross Sea, the area of the Southern Ocean having ... last stretches of the world’s oceans where sea ice remains an important part of the system. The Ross ...

   Meeting Document : CCAMLR-XXVII/BG/30 : Auteur(s): Submitted by ASOC

8. Short note: By-catch of fishes caught by the krill fishing vessel Niitaka Maru in the South Georgia area (August 2007)

   Abstract:  Scientific observation on the species composition and abundance of fishes incidentally ... from 6 August to 30 August to the north of South Georgia Is. Among 87 net hauls quantitatively examined ... 21 hauls. Among a total of 7 fish species, Myctophidae 3, Zoarcidae 1, Nototheniidae 1 and ... Channichthyidae 2, recognized, Krefftichthys anderssoni of Myctophidae occurred most frequently (38.5% of net ...

   Meeting Document : WG-EMM-08/57 : Auteur(s): T. Iwami and M. Naganobu (Japan)

9. Target strength of mackerel icefish (Champsocephalus gunnari) from a scattering model

   backscattered target strength (TS) of six mackerel icefish (Champsocephalus gunnari) of total length 26.8–35.0 ... cm, at 38 kHz. The model used computed tomography (CT) scans of fish to determine the sound speed and ... density throughout the fish and simulated the complex interaction of the incident sound wave with the ... applicable to fish of length 26–35 cm. Existing in situ TS estimates are for smaller fish (16–26 cm) and ...

   Meeting Document : SG-ASAM-09/06 : Auteur(s): G. Macaulay (New Zealand)

10. THE AUTOLINE SYSTEM – AN UPDATED DESCRIPTIVE REVIEW OF THE METHOD WITH RECOMMENDATIONS TO CLARIFY CCAMLR CONSERVATION MEASURES REGULATING LONGLINE FISHERIES WITHIN THE CONVENTION AREA

    discussing circumstances and scenarios occurring with the method. A definition of the fundamental unit of ... gear (a ‘line’) for longlines is proposed for the purposes of regulation and management. Current ... changes are suggested clarify understanding of these measures. The paper includes a recommendation for a ... review of Annex 41-01/B (2007) governing research within exploratory fisheries by WG-FSA with a view to ...

    Meeting Document : WG-FSA-08/60 : Auteur(s): J.M. Fenaughty (New Zealand)

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