Résultats de la recherche
-
Management subdivisions within the CCAMLR Area with special reference to Area 58
Abstract: The current subdivision of the CCAMLR Area is examined and some of the problems ... inherent in the system are outlined. A rationale for the further subdivision of Area 58 is developed and a ... on fishery data. Author(s): S. Nicol (Australia) Title: Management subdivisions within the CCAMLR ...
Meeting Document : WG-KRILL-92/22 : Auteur(s): S. Nicol (Australia)
-
Distribution of phytoplankton in the mixed layer: implication of krill abundance
Abstract: The vertical trajectory of phytoplankton in the Antarctic ocean is modelled as a random ... walk with a diffusivity derived from a simple Ekman layer model and turbulence theory. The surface ... mixing layer is shallow, but diffusion is large enough to effect the vertical distribution of ... phytoplankton in the upper ocean. Author(s): United States of America Title: Distribution of phytoplankton in ...
Meeting Document : SC-CAMLR-VII/BG/26 : Auteur(s): United States of America
-
CLIMATE CHANGE AND THE ANTARCTIC MARINE ENVIRONMENT: MANAGEMENT IMPLICATIONS
Abstract: This paper discusses some of the implications of climate change and how these concerns ... of work, it will be essential for them to try to determine the relative risks (uncertainty), impacts ... and timescales, of the various processes consequent on climate change. With current levels of ... this process, we consider that it will be important to focus on issues that reduce uncertainty by the ...
Meeting Document : WG-EMM-09/24 : Auteur(s): P.N. Trathan and D. Agnew (United Kingdom)
-
PROPERTIES OF WATER DYNAMICS AND KRILL DISTRIBUTION IN THE SOUTH SANDWICH ISLANDS SUBAREA
Abstract: of mean krill density in Subarea 48.4 there are premises for formation of the zones ... with increased density. These zones are located within the near-shore shelf-based SSMU and associated ... with meanders and eddy favorable for krill concentration. Here, in the cold water of the Weddell Sea ... , the main part of biomass of Subarea 48.4, are concentrated. In January-February, 2000, almost 60% of ...
Meeting Document : WG-EMM-09/44 Rev. 1 : Auteur(s): S.M. Kasatkina and V.N. Shnar (Russia)
-
METHODS FOR IMPLEMENTING CONSERVATION MEASURE 22-06: AN IMPACT ASSESSMENT FRAMEWORK FOR BOTTOM IMPACTING FISHING METHODS IN THE CCAMLR AREA
Abstract: This paper presents a framework to assess and quantify the likely cumulative impact on ... potential VMEs from bottom fishing activity. The approach has been designed to facilitate standardized ... impacting fishing methods. Details of the New Zealand preliminary assessment using this framework are ... available in document CCAMLR XXVII-26. This paper illustrates the utility of the standardized approach and ...
Meeting Document : WG-FSA-08/53 : Auteur(s): B. Sharp, S. Parker and N. Smith (New Zealand)
-
OTOLITH CHEMISTRY INDICATES POPULATION STRUCTURING BY THE ANTARCTIC CIRCUMPOLAR CURRENT
population structure through the advection of life stages of marine fish species. To test this, we compared ... the chemistry of otolith nuclei from Patagonian toothfish (Dissostichus eleginoides), presently ... managed as spatially discrete populations corresponding to fishery management areas along the Antarctic ... Circumpolar Current (ACC), which transports water eastward around the Southern Ocean. The chemistry of otolith ...
Meeting Document : WG-FSA-08/P05 - Abstract : Auteur(s): J.R. Ashford, C.M. Jones, E.E. Hofmann, I. Everson, C.A. Moreno, G. Duhamel and R. Williams
-
A bathymetric data framework for conservation in the Ross Sea region
methods. We developed an algorithm to summarize bathymetric point data (x,y,z) for the Ross Sea region to ... especially important because of the multinational use of such data. The method is applicable to the entire ... Southern Ocean, but is currently applied only to the Ross Sea region. We have obtained publically available ... -specified bathymetric areas, calculating the areas of those polygons, and displaying them as contour maps ...
Meeting Document : WG-SAM-10/18 : Auteur(s): S.J. Parker, B. Wood, S.M. Hanchet and A. Dunn (New Zealand)
-
Assessment of the Patagonian Toothfish (D. eleginoides) in Subarea 48.3
Abstract: Assessment of the Patagonian toothfish (D.eleginoides) in Subarea 48.3 indicates that ... the current status of the stock is at 52% of B0. Spawning biomass has been increasing in recent years ... . The 2008 year class is estimated to be well above average. Provisional projections indicate that a ... catch limit set at around 2,750 tonnes would be expected to keep the stock at or above 50% of B0 after ...
Meeting Document : WG-FSA-15/59 : Auteur(s): T. Earl, M. Soeffker and C. Darby (United Kingdom)
-
Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia, France, Japan, Republic of Korea and Spain
rules remain to be determined for these Divisions. WG-FSA-16/29 outlines the first multi-member ... milestones in accordance with ANNEX 24-01/A. In 2016, the Scientific Committee agreed that the research plan ... the continuation of the research plan as set out in WG-FSA-16/29. All significant changes to the plan ... . Issues arising from the 2016/17 season are also provided in Section B. Author(s): Delegations of ...
Meeting Document : WG-FSA-17/18 Rev. 1 : Auteur(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
-
Summary of New Zealand research projects relevant to the Ross Sea region Marine Protected Area
researchers that are relevant to spatial planning, monitoring and research in relation to the Ross Sea region ... Marine Protected Area. The inventory includes: (1) research to establish “baseline” environmental and ... ecological conditions in the Ross Sea region; (2) “process-based” research to understand environmental and ... ecological processes and interactions; (3) modelling, assessment and simulation research related to the ...
Meeting Document : WS-SM-18/03 : Auteur(s): M. Pinkerton and J. Scarrow