Résultats de la recherche
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
Abstract: Juveniles of the macrourid rattail Macrourus whitsoni were collected by the NIWA ... research vessel Tangaroa during the BioRoss survey of the Western Ross Sea and Balleny Islands, with the ... purpose of analyzing the otoliths to generate more accurate age estimates for this species. Intensive ... analysis of otoliths from small specimens greatly increased confidence in the interpretation of the zone ...
Meeting Document : WG-FSA-05/20 : Auteur(s): P.M. Marriott, M.J. Manning and P.L. Horn (New Zealand)
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Program of research to improve the seabird by-catch mitigation effectiveness of the Spanish system of longline fishing
Abstract: This document seeks the approval of CCAMLR for a research plan to improve the seabird ... by-catch mitigation effectiveness of the Spanish system of longline fishing. The plan also aims to ... reduce the amount of fishing gear (and ghost fishing) lost in benthic habitats by Spanish system vessels ... in the Convention area and, potentially, in other fisheries where Spanish system vessels operate. A ...
Meeting Document : WG-FSA-05/12 : Auteur(s): G. Robertson (Australia) and C. Moreno (Chile)
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Exploitation of the marine environment by two sypatric albatrosses in the Pacific Southern Ocean
Abstract: The marine habitat exploited by black-browed Diomedea melanophyrs and grey-headed ... . Data were analysed in relation to the bathymetry and sea-surface temperature of the foraging zones ... . Black-browed albatrosses spent 55% of their time on the Campbell Plateau but also carried out long ... foraging trips to the Polar Front and Antarctic Zone at a distance of over 2000 km. They relied heavily on ...
Meeting Document : WG-FSA-04/59 : Auteur(s): S.M. Waugh (New Zealand), H. Weimerskirch, Y. Cherel (France), U. Shankar (New Zealand), P.A. Prince (United Kingdom) and P.M. Sagar (New Zealand)
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Distribution, biological characteristics and biomass of mackerel icefish based on the results of the trawling survey carried out at RV Atlantida in February 2000
Abstract: The results of mackerel icefish (Champsocephalus gunnari) trawling survey carried out ... C.gunnari were feeding. In all parts of the Subarea, except the North-Western one, C. gunnari of 22-28 cm in ... length and 2-3 years old predominated. Fish biomass distributed near the bottom estimated with different ... methods amounted to 47-87 thous.t. The estimation also was presented taking into account catchability ...
Meeting Document : WG-FSA-00/51 : Auteur(s): Zh.A. Frolkina and P.S. Gasiukov (Russia)
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Results from the random stratified trawl surveys to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2010 and 2011
2011 on the RV Southern Champion, adding to the time series of annual surveys in Division 58.5.2 that ... the September 2010 survey were used in the stock assessment as they provided valuable additional ... the average catch for the previous four years (2006-2009). Catches of C. gunnari were very low, with ... the 2011 catch, at less than 0.5 t, 15% of the earlier four year average, and the 2010 catch being 60 ...
Meeting Document : WG-FSA-11/23 : Auteur(s): G.B. Nowara, S.G. Candy and T. Lamb (Australia)
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Workshop Report – The Ross Sea: Science, Policy and the Public in a Pristine Marine Ecosystemt
Abstract: Waters overlying the Ross Sea continental shelf and slope comprise slightly more than 3 ... % of the Southern Ocean, which is inconsequential, yet its attributes, as identified in this workshop ... , coincide closely with the criteria agreed to by the UN Convention for Biological Diversity to identify ... Ecologically and Biologically Significant Areas. Information revealed at the workshop indicated that the Ross ...
Meeting Document : WG-EMM-09/14 : Auteur(s): J. Weller and D.G. Ainley (USA)
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PRELIMINARY REPORT OF THE NEW ZEALAND RV TANGAROA IPY-CAML SURVEY OF THE ROSS SEA REGION, ANTARCTICA IN FEBRUARY-MARCH 2008
Abstract: During February and March 2008 New Zealand carried out a major research voyage into the ... Ross Sea region in support of the International Polar Year Census of Antarctic Marine Life (IPY-CAML ... ). The 50 day voyage on the research vessel Tangaroa involved an extensive survey of marine organisms ... from viruses to pelagic and demersal fish and cephalopods from the surface down to depths of 3500 m ...
Meeting Document : WG-EMM-08/18 : Auteur(s): S.M. Hanchet, J. Mitchell, D. Bowden, M. Clark, J. Hall, R. O’Driscoll, M. Pinkerton and D. Robertson (New Zealand)
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Revised impact assessment framework to estimate the cumulative footprint and impact on VME taxa of New Zealand bottom longline fisheries in the Ross Sea region
Abstract: In 2008-2009 New Zealand developed an impact assessment framework to estimate the ... Marine Ecosystems (VMEs), consistent with the requirements of Conservation Measure 22-06 (Bottom fishing ... in the Convention area). The impact assessment framework was subsequently endorsed within CCAMLR for ... estimate the cumulative historical bottom fishing footprint of all fisheries in the CCAMLR area. The ...
Meeting Document : WG-SAM-10/20 : Auteur(s): B.R. Sharp (New Zealand)
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Progress report on the Australian Fisheries Research and Development Corporation project to develop robust assessment methods and harvest strategies for spatially complex, multi-jurisdictional toothfish fisheries in the Southern Ocean
Abstract: This paper provides an update on the ongoing FRDC-funded research project to develop ... fisheries. The project aims to develop a spatially-explicit model framework that captures the important ... spatial characteristics of current and historical fishing by France and Australia, and the underlying ... distribution, abundance and movement of toothfish on the Kerguelen Plateau, to enable complementary harvest ...
Meeting Document : WG-SAM-15/37 : Auteur(s): P. Burch, C. Péron, D. Welsford, P. Ziegler, T. Lamb, T. Robertson (Australia), G. Duhamel, N. Gasco, P. Pruvost, C. Chazeau and R. Sinègre (France)
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Continuation in the 2015/16 season of the research plan initiated in 2012/13 for stocks of Dissostichus spp. in Divisions 58.4.1 and 58.4.2
Abstract: At the 2014/15 season the Spanish FV TRONIO had to return to Montevideo due to a ... collision with an ice block which caused a problem in a propeller, so it couldn’t perform the proposed ... research fishing in the 58.4.1 Division. A request to consider how to maximize the likelihood to undertake ... its research commitments was made by the WG-SAM-15. A minimum of 30 days within the 58.4.1 Division is ...
Meeting Document : WG-FSA-15/05 : Auteur(s): R. Sarralde, L.J. López-Abellán and S. Barreiro (Spain)