Resultados de la búsqueda
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On maturity level of gonads of Antarctic toothfish Dissostichus mawsoni from the southern Ross Sea (Subarea 88.1) in December 2005–February 2006
Antarctic toothfish Dissostichus mawsoni were collected from Subarea 88.1 on board of the longliner “Yantar ... ” under Russian flag in the 2005/06 season. Our supposition is that the predominant part of Antarctic ... participation in spawning of the current year. Ovaries of the most females weighed less than 2.0 kg; average GSI ... value of all the females examined did not exceed 2.0%. Author(s): V.G. Prutko (Ukraine) Title: On ...
Meeting Document : WG-FSA-06/9 : Autor(es): V.G. Prutko (Ukraine)
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Preliminary results of age determination by otolith mass in mackerel icefish Champsocephalus gunnari Lonnberg 1905 in the Heard Island area (Australia)
Abstract: To determine mackerel icefish Champsocephalus gunnari age, otolith mass was used. The ... material was collected in July0August 1987 during the joint Soviet-Australian expedition on board R/V ... PROFESSOR MESYATSEV to heard Island shelf area. The otoliths were weighted with an electric balance to ... within 0.0001 g. Then the obtained data underwent statistical processing with application of the cluster ...
Meeting Document : WG-FSA-94/08 : Autor(es): I.B. Russelo (Ukraine)
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A re-analysis of the Kerguelen Shelf and Skiff Bank stocks of Champsocephalus gunnari
Abstract: Catches of Champsocephalus gunnari from the Kerguelen Shelf and Skiff Bank stocks were ... re-calculated from those used by the Working Group on Fish Stock Assessment in 1989 using length ... -frequency data for the years 1981 to 1990. Cohort analysis yielded a Stock Biomass of 22 711 tonnes in 1988 ... for the Age 2 Kerguelen Shelf stock, an order of magnitude lower than that calculated from a biomass ...
Meeting Document : WG-FSA-90/17 : Autor(es): G. Duhamel (France) and D.J. Agnew (Secretariat)
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Mean circulation and hydrography in the Ross Sea sector, Southern Ocean: representation in numerical models
Abstract: Three models were used to look at the Southern Ocean Ross Sea sector circulation and ... °E redistributing water between the wider Southern Ocean and the Ross Sea are found. Some model ... seasonal gyral transports increase as the Antarctic Circumpolar Current transport decreases. Model flows at ... 900m at the gyral eastern end compare favourably with float data. On-shelf model depth-averaged west ...
Meeting Document : WG-EMM-10/P13 : Autor(es): G.J. Rickard, M.J. Roberts, M.J.M. Williams, A. Dunn and M.H. Smith (2010)
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Further information in relation to krill fisheries in the D1MPA process
Abstract: The D1MPA planning process has been characterized as inclusive and transparent taking ... into account Members’ varying interests. In 2017 a D1MPA preliminary proposal was introduced to the ... boundaries. This paper provides further information in relation to krill fisheries and the decisions taken in ... support of the D1MPA proposal, also including comments from the D1MPA Expert Group. Author(s): A. Capurro ...
Meeting Document : WS-SM-18/18 : Autor(es): A. Capurro and M.M. Santos with contributions from the D1MPA Expert Group
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Report from the Workshop on Krill-fishery Management for Subareas 48.1 and 48.2
Abstract: The aim of the Workshop (see SC-CAMLR-XXXVII/24) was to explore how management ... strategies for the krill fishery can be integrated and harmonized. Such strategies include, but are not ... limited to, feedback management and the use of research zones including those within the proposed D1MPA ... the Workshop Organising Committee) Title: Report from the Workshop on Krill-fishery Management for ...
Meeting Document : SC-CAMLR-38/BG/18 : Autor(es): P.N. Trathan, G. Watters, N. Bransome, S. Davie, P.E. Skogrand, R. Werner, A. Kavanagh, C. Johnson and J. Arata (On behalf of the Workshop Organising Committee)
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CCAMLR and seabirds in the Antarctic marine ecosystem
Abstract: This paper outlines the experiences of the 24-nation Commission for the Conservation of ... albatrosses and petrels) during fishing in the Area for which it is responsible. Details of various mitigation ... measures are provided and the effect of such measures is evaluated. Author(s): Secretariat Title: CCAMLR ... and seabirds in the Antarctic marine ecosystem Approval: Approved ...
Meeting Document : CCAMLR-XXIII/BG/23 : Autor(es): Secretariat
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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 : Autor(es): S. Nicol (Australia)
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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 : Autor(es): United States of America
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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 : Autor(es): P.N. Trathan and D. Agnew (United Kingdom)