Résultats de la recherche
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A representative system of CCAMLR MPAs: taking stock and moving forward
Abstract: The adoption of the Ross Sea MPA in 2016 marked "the end of the beginning" of ... establishing a representative system of MPAs in the Convention Area. This paper provides an overview of the ... progress made by CCAMLR toward establishing a representative system of MPAs in the Southern Ocean ... prioritises meeting the ecosystem protection, scientific and climate change objectives of CM 91-04, and also ...
Meeting Document : CCAMLR-XXXVI/BG/25 Rev. 2 : Auteur(s): Submitted by ASOC
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Regionalisation of the Southern Ocean: a statistical framework
regions and/or ecoregions) in order to better understand the relative importance of ecosystem processes or ... for the purposes of managing human activities in relatively ecologically discrete areas ... . In this paper, we demonstrate a method developed for a regionalisation of the southern Indian Ocean ... in order to facilitate the development of ecosystem models for the area. Here, we extend this work to ...
Meeting Document : WG-EMM-06/37 : Auteur(s): B. Raymond and A. Constable (Australia)
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Results of scientific observation on board RKT-S (cannery fishing super trawler) Konstruktor Koshkin in Statistical Area 48 in March–June 2003 as compared with previous seasons
of vessel operations, biological state of krill, results of identification of the principal size ... groups with the aim of defining their belonging to specific generations. It gives the analysis of the ... weather and ice conditions, assessment of krill abundance in aggregations and of fisheries situation in ... (Ukraine) Title: Results of scientific observation on board RKT-S (cannery fishing super trawler ...
Meeting Document : WG-EMM-04/10 : Auteur(s): V.A. Bibik and S.A. Klementiev (Ukraine)
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The effects of an experimental hake Merluccius capensis/paradoxus longline fishery on Procellariiform seabirds in South Africa - a preliminary investigation
Abstract: Due to the detrimental effect longline fisheries have had on seabirds in other parts of ... Procellariiform seabirds in South Africa. Carcases of Procellariiform seabirds caught on Hake longlines during ... 100% of the catch on longlines during setting despite the fact that they were not the most abundant ... regression suggested that light intensity was the critical factor explaining variation in the number of ...
Meeting Document : WG-FSA-95/21 : Auteur(s): Barnes, K.
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Estimation of primary organic matter production intensity and its interannual changeability in the Cooperation Sea region
Abstract: Complexity of direct determination o£ production intensity obliges the investigators to ... use indirect methods.In this work the method of calculation is based on the estimate of winter ... . The calculation showed considerable interannual changeability of production intensity,having the ... indications of three-year cyclicity:production maxima were noted in 1979, 1982, 1985 and 1988. The sychronism ...
Meeting Document : WG-CEMP-91/32 : Auteur(s): A.T. Kochergin (USSR)
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Quantifying the escape mortality of trawl caught Antarctic krill (Euphausia superba)
of which are expected to increase. However, many of the length classes of krill can escape through ... commonly used commercial trawl mesh sizes. A vital component of the overall management of a fishery is to ... estimate the total fishing mortality and quantify the mortality rate of individuals that escape from ... mortality rates of escaped krill. Haul duration, hydrological conditions, maximum fishing depth and catch ...
Meeting Document : WG-EMM-16/04 : Auteur(s): B.A. Krafft, L.A. Krag, A. Engås, S. Nordrum, I. Bruheim and B. Herrmann
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By-catch of morid cods (Gadiformes: Moridae) in the CCAMLR area and adjacent areas during commercial fishing and research surveys
distributions, size composition and abundance of morids in the CCAMLR and adjacent areas. The main goal is to ... detection of areas and depths of their aggregations, by reveal of presence/absence of spatial and vertical ... migrations and by study of their seasonal and multi-annual variations. Results will be used for preparation ... of conservation measures allowing for preservation these vulnerable by-catch species from irreparable ...
Meeting Document : WG-EMM-16/24 : Auteur(s): Delegation of the Russian Federation
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Preliminary biomass estimation of Antarctic krill based on the swarm-based method for CCAMLR Division 58.4.1 in 2018/19 using data obtained by Japanese survey vessel Kaiyo-maru
Abstract: Biomass (B 0) of Antarctic krill for CCAMLR Division 58.4.1 in 2018/19 was ... different, (2) timing of the surveys were different (Kaiyo-maru survey commenced about 40 days earlier than ... BROKE) and (3) areal coverages were different primary because of difference of positions of sea ice edge ... especially in the western part of the Division. The CV of biomass estimate of Kaiyo-maru survey was high ...
Meeting Document : SG-ASAM-2019/02 : Auteur(s): K. Abe, R. Matsukura, N. Yamamoto, K. Amakasu and H. Murase
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Analysis of krill fishery behaviour in the southwest Atlantic: potential signals for moving fishing activities amongst SSMUs
seasons by analyzing CPUE (catch per hour) patterns towards the end of their sets of operations before ... leaving a SSMU, as well as its timing of the day, diurnal pattern of CPUE and fishing depth. Vessels tend ... than a day to explore the fishing grounds from multiple options for the start of the fishing season ... . Vessels move around less frequently in Subarea 48.2 during the summer season because of only one viable ...
Meeting Document : WG-EMM-07/27 : Auteur(s): S. Kawaguchi, A. Constable and S. Nicol (Australia)
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Estimates of krill biomass with commercial significance in small-scale management units applying geostatistics techniques
Abstract: The analysis of krill density and biomass distributions was made by the example of SGE ... Russian survey 2002 were used. Processing of the acoustic survey data in 2000-2002 was made applying ... geostatistical methods. It was revealed significant inter-annual and seasonal variability of the standing stock ... biomass constituted 1.0587 mlt for eastwards of 37°W and 1.000mt for westward of 37°W, but commercial ...
Meeting Document : WG-EMM-06/36 : Auteur(s): S.M. Kasatkina and P.S. Gasyukov (Russia)