Résultats de la recherche

1. A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2006/07

   tag recoveries over the past two seasons (Dunn et al. 2007). The length frequency data from the Ross ... the second highest on record with a total of 3431 t against a combined catch limit of 3579 t. The ... management of the SSRUs within the two subareas was changed for the 2006 season as part of a 3-year ... there was a large overrun of the catch limit in the North region, the overall catch limit for Subarea ...

   Meeting Document : WG-FSA-07/28 : Auteur(s): S.M. Hanchet, M.L. Stevenson and A. Dunn (New Zealand)

2. A spatially explicit population dynamics operating model for Antarctic toothfish in the habitable depths of the Ross Sea region

   previously presented restricted and unrestricted models (Mormede et al. 2013). The most plausible model is ... Abstract:  We present a spatially explicit age-structured population dynamics operating model for ... Antarctic toothfish in the Ross Sea region, for a medium scale spatial resolution (189 spatial cells ... considered suitable habitat for toothfish (unrestricted model). The semi-restricted model provides a ...

   Meeting Document : WG-FSA-13/53 : Auteur(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)

3. KRILLBASE: a circumpolar database of Antarctic krill and salp numerical densities, 1926–2016

   Southern Ocean food webs and krill are also fished commercially. Managing this fishery sustainably, against a ... salp individual (multiple species, and whether singly or in chains). These were combined into a central ... provide a temporal-spatial data resource to support a variety of research such as biogeochemistry ... conservation. Previous versions of KRILLBASE have led to a series of papers since 2004 which illustrate some of ...

   Meeting Document : WG-EMM-17/P03 : Auteur(s): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, R. Anadon, S. Chiba, K.L. Daly, R. Downie, S. Fielding, P. Fretwell, L. Gerrish, G.W. Hosie, M.J. Jessopp, S. Kawaguchi, B.A. Krafft, V. Loeb, J. Nishikawa, H.J. Peat, C.S. Reiss, R.M. Ross, L.B. Quetin, K. Schmidt, D.K. Steinberg, R.C. Subramaniam, G.A. Tarling and P. Ward

4. IMPACTS OF CLIMATE CHANGE ON ANTARCTIC MARINE ECOSYSTEMS: A CALL FOR ACTION

   species) and Antarctic krill (Cheung et al., 2008), as well as changing the habitat characteristics of ... Committee needs to increase its work on climate change impacts in order to consider the consequences of a ... on Ecosystem Management and Monitoring. ASOC requests Members to adopt a Resolution acknowledging the ... various adverse impacts of climate change on the Southern Ocean, to pledge to apply a highly precautionary ...

   Meeting Document : CCAMLR-XXVII/BG/27 : Auteur(s): Submitted by ASOC

5. Preliminary investigations into a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea Region

   adequate fits to the observed tag recapture data (Mormede et al. 2014b). As an alternative approach, we ... Abstract:  In 2013, the Scientific Committee of CCAMLR could not achieve consensus on a stock ... 88.2H. As a consequence, WG-SAM requested further runs be carried out with emigration estimated in the ... model. However, the models that mimicked emigration in a single area assessment model failed to provide ...

   Meeting Document : WG-FSA-14/57 : Auteur(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)

6. DEVELOPMENT OF A SPATIALLY EXPLICIT AGE-STRUCTURED STATISTICAL CATCH-AT-AGE POPULATION DYNAMICS MODEL FOR MODELLING MOVEMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA

   a preliminary development version of this model to Antarctic toothfish in the Ross Sea as an age and ... Abstract:  We present a generalised spatially explicit Bayesian statistical catch-at-age ... numbers of areas, and is implemented as a discrete time-step state-space model that represents a cohort ... -based population age structure in a spatially explicit manner. The model is parameterised by both ...

   Meeting Document : WG-SAM-08/14 : Auteur(s): A. Dunn and S. Rasmussen (New Zealand)

7. A balanced trophic model of the ecosystem of the Ross Sea, Antarctica, for investigating effects of the Antarctic toothfish fishery

   considered a work in progress. The current version of the trophic model suggests that Antarctic toothfish ... Abstract:  We report on the development of a mass balanced carbon-budget trophic model of the Ross ... Sea with which to investigate effects of the fishery for Antarctic toothfish (Dissostichus mawsoni). A ... parameters. The Ross Sea is a low primary production system, with high seasonal, spatial and interannual ...

   Meeting Document : WG-EMM-07/18 : Auteur(s): M.H. Pinkerton, S.M. Hanchet and J. Bradford-Grieve (New Zealand)

8. The case for including the Ross Sea continental shelf and slope in a Southern Ocean network of marine protected areas

   et al. 2008). If protected it would be the highest latitude habitat represented in a comprehensive ... protection of the Ross Sea continental shelf and slope is a high priority, as an area embedded within one of ... protected areas to conserve and enable the continued assessment of the structure and dynamics of a unique ... , and potential as a climate refuge and reference area for the detection of the effects of climate ...

   Meeting Document : CCAMLR-XXIX/BG/26 : Auteur(s): ASOC Observer

9. Letter from Texas A&M University to President of SCAR

   Southern Ocean Very sincerely, SC:~;Z. u-r Sa~ Z. El-Sayed Professor ... TEXAS A&M UNIVERSITY COLLEGE OF GEOSCIENCES COLLEGE ...

   Document : Site Section: The Organisation

10. Revised proposal for a CCAMLR sponsored research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea

    Abstract:  At its 2010 meeting, the Scientific Committee agreed that a time series of recruitments ... from a well- designed survey in the Ross Sea could be a useful input into the stock assessment model ... and requested members develop a pre-recruit survey design. A preliminary proposal for a pre-recruit ... for the research proposal for a longline survey of pre-recruit toothfish in the southern Ross Sea ...

    Meeting Document : WG-FSA-11/47 : Auteur(s): S.M. Hanchet, S. Mormede, S.J. Parker and A. Dunn (New Zealand)

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