Résultats de la recherche
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A statistical method for analysing the extent of IUU fishing in CCAMLR waters: application to Subarea 48.3
Abstract: 1. This paper describes a new method for estimating IUU catch of fish and birds. It ... account of both “seen” and “unseen” IUU fishing through a simulation model to arrive statistically ... rigorous estimates and confidence intervals of fish and bird catch by IUU vessels. This method has not been ... extension to other regions of the Antarctic. 2. Of the sources of information on IUU fishing, Fishery ...
Meeting Document : WG-FSA-02/4 : Auteur(s): D.J. Agnew and G.P. Kirkwood (United Kingdom)
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Longline sink rates of an autoline vessel, and notes on seabird interactions
Abstract: A series of longline sink-rate trials were conducted with and without weights, from an ... , and the design was refined during the voyage. The aerial section of the tori line appeared to provide ... an effective deterrent to most seabirds. Statistical analyses of the data from the line sink rate ... of the attached weights. Data on line sink rate and tori line coverage suggest that quicker line sink ...
Meeting Document : WG-FSA-01/44 : Auteur(s): N.W.McL. Smith (New Zealand)
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Notification of Vulnerable Marine Ecosystems in Statistical Area 58.4.1
Abstract: Conservation Measure 22-06 was adopted to ensure that significant adverse impacts of ... requirements of CM 22-06 a method is proposed to notify CCAMLR of the presence of VMEs and their location using ... this form from Statistical Area 58.4.1, SSRU H. The use of 5 nm buffer zones around the location of the ... observations is proposed to mitigate the risk of spatial uncertainty in the notified position and the ...
Meeting Document : WG-EMM-08/38 : Auteur(s): Submitted by Australia
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Shifts in the demersal fish community of South Georgia
Abstract: The heavily exploited fish stocks of South Georgia have been declining since the early ... 1970's. Use of a non-parametric method revealed a significant change in this community from the ... 1986/87 survey to the 1987/88 survey. This change was the result of reductions in the abundance of ... Champsocephalus gunnari and Notothenia squamifrons, and the increased presence of Pseudochaenichthys georgianus ...
Meeting Document : SC-CAMLR-VII/BG/24 : Auteur(s): United States of America
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THE STRUCTURE AND FUNCTIONING OF MARINE ECOSYSTEM IN ARGENTINE ISLANDS WATERS
structure of marine ecosystem in a poorly investigated coastal area of Argentine Island Archipelago The ... structure and functioning of the local biota has a specific response of environmentally different involved ... elements to a series of limiting factors. Mass phyto- and zoobenthos and macro plankton species accumulate ... toxic heavy metals. The pollution inhibits normal reproduction of Antarctic krill, the population ...
Meeting Document : WG-EMM-11/P5 : Auteur(s): E.Z. Samyshev
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The dynamic of krill fishery and the environment in the Antarctic Peninsula Subarea (48.1)
Abstract: The dynamic of krill fishery in the Subarea 48.1 and its relation to the environment ... variability was analyzed. It was revealed that the dynamic of ААО indices (Antarctic Oscillation Index) used ... as an indicator of the inter-annual and long-period fluctuations of hydrometeorological conditions at ... high latitudes of the Southern Hemisphere was traced through the climatic changes of the environmental ...
Meeting Document : WG-EMM-13/32 : Auteur(s): S.M. Kasatkina, V.N. Shnar and S.N. Burikin (Russia)
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. with special reference to the information on spawning dynamics in Division 58.4.3a
Abstract: The current season (2014/15) is the final one of the first three-season research which ... numbers of tag recaptures from the estimated stock sizes using the Petersen method were generally ... results in other regions in the Southern Indian Ocean. The stock seems to be self-sustainable because of ... the existence of fish with advanced gonadal indices in the slope area and recruitment of small sized ...
Meeting Document : WG-FSA-15/19 : Auteur(s): Delegation of Japan
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Background information to support development of a feedback management strategy for the krill fishery in Subarea 48.1
information needed to support development of a feedback management strategy for the krill fishery in Subarea ... 48.1. In this compilation, we provide support for combining SSMUs into groups of SSMUS (gSSMUs) to form ... Subarea 48.1 will both facilitate and expedite the allocation of a catch limit in the subarea without ... review the logic for these gSSMUs and then use the gSSMU concept in many of the vignettes that follow. In ...
Meeting Document : WG-EMM-16/45 : Auteur(s): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries
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Trophic niche of the Antarctic toothfish caught in SSRU 88.3 as inferred from fatty acids and stable isotopes
Abstract: To highlight ontogenetic and geographical variability in resource utilization of ... of toothfish and their potential prey (bycatch and stomach contents), captured in fisheries in the ... Ocean sector of the Antarctica during 2012–2017. We found significant differences in size distributions ... of regional toothfish stocks, demonstrating an ontogenetic movement into deeper water from shelf ...
Meeting Document : WG-FSA-18/21 : Auteur(s): C.-K. Kang, S.-G. Choi, H.Y. Kang, Y.-J. Lee, S. Chung and D.H. An
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REPORTS UNDER ARTICLES X, XXI AND XXII OF THE CONVENTION AND CONSERVATION MEASURES 10-06 AND 10-07 – IUU FISHING AND IUU VESSEL LISTS 2009/10
Abstract: REPORTS UNDER ARTICLES X, XXI AND XXII OF THE CONVENTION AND CONSERVATION MEASURES 10 ... Vessel Lists 2010 1. Comm Circ 10/68 of 1 July 2010 advised Members that no reports had been received in ... respect of vessels which could be included on a Draft Contracting or non-Contracting Party IUU Vessel ... Lists for 2010. No additional reports have been received since that time. Therefore, at the time of ...
Meeting Document : CCAMLR-XXIX/16 : Auteur(s): Secretariat