Résultats de la recherche

1. A compilation of parameters for a krill–fishery–predator model of the Scotia Sea and Antarctic Peninsula

   Abstract:  We describe the compilation and derivation of parameters for use in krill-fishery ... averages to derive “generic” parameters from multiple species in a taxonomic group, and the derivation of ... process. Our calculations suggest that myctophid fish are the major consumers of Antractic krill in the ... -predator models of the Scotia Sea – Antarctic Peninsula region. The primary aim is to provide input for the ...

   Meeting Document : WG-EMM-06/30 Rev. 1 : Auteur(s): S. Hill, K. Reid, S. Thorpe (United Kingdom), J. Hinke and G. Watters (USA)

2. An investigation of avoidance by Antarctic krill of RRS James Clark Ross using the Autosub-2 autonomous underwater vehicle

   of RRS James Clark Ross in the northern Weddell Sea and in the Bransfield Strait to assess avoidance ... of the research vessel by Antarctic krill Euphausia superba. The AUV was equipped with the same type ... of scientific echosounder as the research vessel (Simrad EK500 operating at 38 kHz and 120 kHz) and ... measured the density of krill along transect acoustically (g m-2 wet mass) prior to the ship’s arrival. We ...

   Meeting Document : WG-EMM-01/14 : Auteur(s): A.S. Brierley, P.G. Fernandes, M.A. Brandon, E. Armstrong, D.G. Bone and the Autosub Team (United Kingdom)

3. Impacts of cetaceans on the structure of Southern Ocean food webs

   structure and dynamics of the Southern Ocean food web. These should be considered in addition to several ... -predator removal are not a novel concept. While we acknowledge the correlative nature of our examples, we ... nonetheless contend that they indicate fruitful directions for current and future research in the Southern ... coming under the pressure of cumulative impacts from climate change, fishing and other anthropogenic ...

   Meeting Document : WG-EMM-09/P04 : Auteur(s): D. Ainley, G. Ballard, L.K. Blight, S. Ackley, S.D. Emslie, A. Lescroël, S. Olmastroni, S.E. Townsend, C.T. Tynan, P. Wilson and E. Woehler

4. Criteria for aging the otoliths of Dissostichus eleginoides from South Georgia (Subarea 48.3) and an analysis of aging precision

   criteria to test. Two sets of criteria ate presented for aging the otoliths of Dissostichus eleginoides ... within and between observers, reflecting the complexity of the otolith structure. Aging using criteria C1 ... the equivalent region in older fish. Both aging techniques indicated D. eleginoides to be a long-lived ... Kingdom) and S. Wischniowski (Canada) Title:  Criteria for aging the otoliths of Dissostichus eleginoides ...

   Meeting Document : WG-FSA-98/52 : Auteur(s): J. Ashford (United Kingdom) and S. Wischniowski (Canada)

5. Use of a population model to assess the impact of longline fishing on wandering albatross populations

   time lag of 5-10 years before further decreases in population numbers are reflected in the breeding ... investigate the potential impacts of new longline fisheries such as that for Patagonian toothfish Dissostichus ... (South Africa) Title:  Use of a population model to assess the impact of longline fishing on wandering ... Abstract:  An age-structured model of a wandering albatross Diomedea exulans population is ...

   Meeting Document : WG-IMALF-94/08 : Auteur(s): Coleen L. Moloney, John Cooper, Peter G. Ryan and W. Roy Siegfried (South Africa)

6. Revised estimates of yield for Electrona carlsbergi based on a generalised version of the CCAMLR krill yield model

   can result in inappropriate high estimates of yield that could lead to depletion of stocks because of ... widely varying recruitment patterns, overestimation of the abundance of the stock and age of the most ... recent survey. These problems are addressed in this paper by using stock projections to assess the ... probabilities of the stock of Electrona carlsbergi becoming depleted over a 20 year period. These projections ...

   Meeting Document : WG-FSA-94/21 : Auteur(s): A.J. Constable and W.K. de la Mare (Australia)

7. Method for collecting of data on traumatic death of krill passed through the trawl meshes

   different constructions including beam-trawl for several last decades. Not all krill in harvesting zone of ... krill individuals some part of them could pass through cover of net bag and escape of catch. In contact ... with threads of the net bag some of them may receive possibly lethal mechanical damage. Proposed method ... bag, only for fishing with hauling of full net for catch extraction. The analogous rating for fishing ...

   Meeting Document : WG-EMM-12/43 : Auteur(s): V.V. Akishin, I.G. Istomin, V.A. Tatarnikov, A.F. Petrov and R.O. Lebedev (Russia)

8. Materials on the biodiversity of areas of possible introduction

   Abstract:  It is shown that   the proposals for the establishment of an MPA in the Weddell Sea ... fish species in the Weddell Sea.     Author(s):  Delegation of the Russian Federation Title:  Materials ... on the biodiversity of areas of possible introduction Microsoft Word File:  sc-xxxvi-bg-24.doc ... should be complemented by information on the commercial potential and future rational use for dominant ...

   Meeting Document : SC-CAMLR-XXXVI/BG/24 : Auteur(s): Delegation of the Russian Federation

9. Implementation of the CCAMLR Scheme of International Scientific Observation during 2018/19

   on data received by the Secretariat up to 18 September 2019). Developments in the Scheme of ... Abstract:  This paper provides details of SISO observer deployments during the 2019 season (based ... Title:  Implementation of the CCAMLR Scheme of International Scientific Observation during 2018/19 ... International Scientific Observation Programme are discussed, and results presented from the vessel tagging pro ...

   Meeting Document : WG-FSA-2019/15 Rev. 1 : Auteur(s): CCAMLR Secretariat

10. On biogeographic patterns of benthic invertebrate mega fauna on shelf areas of the Southern Ocean Atlantic sector

    that contributes to that biomass. In terms of biomass, the shelf area adjacent to the northern of the ... situation is reversed at each region’s easternmost shelves. In terms of composition, the demarcation occurs ... Abstract:  The ideal approach to bioregionalisation of Antarctic and Southern Ocean shelf ... communities incorporates a range of data on physical, environmental and biological properties, as well as the ...

    Meeting Document : WS-BSO-07/10 : Auteur(s): S.J. Lockhart and C.D. Jones (USA)

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