Résultats de la recherche
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A preliminary population status model for the Patagonian toothfish, Dissostichus eleginoides, on the Kerguelen Plateau (Divisions 58.5.1 and 58.5.2) using CASAL
Patagonian toothfish (Dissostichus eleginoides) fishery in the Southern Ocean outside of the Atlantic sector ... . Analysis of genetic, demographic and tagging data indicates that toothfish form a metapopulation in this ... , commercial and illegal fishing activities in the French and Australian EEZs. This represents a substantial ... step forward in understanding the dynamics and current status of toothfish across the Kerguelen Plateau ...
Meeting Document : WG-SAM-11/20 : Auteur(s): S.G. Candy (Australia), A. Relot, G. Duhamel (France), D.C. Welsford, A.J. Constable, T.D. Lamb (Australia), P. Pruvost and N. Gasco (France)
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DISTRIBUTION AND ABUNDANCE OF SKATES ON THE KERGUELEN PLATEAU (CCAMLR DIVISIONS 58.5.1 AND 58.5.2)
Abstract: Three species of skates are commonly taken as incidental by-catch in the Patagonian ... Plateau, showing different spatial distributions, linked mainly with depth. In the Australian EEZ, B ... in the HIMI region. The smallest species, B. murrayi, occurs only in the shallower waters down to ... from the trawl fisheries at HIMI are low and do not show any evidence of depletion in the main fishing ...
Meeting Document : WG-FSA-09/43 : Auteur(s): G.B. Nowara, D.C. Welsford, T. Lamb (Australia), N. Gasco, P. Pruvost and G. Duhamel (France)
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A generalized discriminant for sexing fulmarine petrels from external measurements
birds to predict the sex of unknown individuals in field studies. Geographic variation in size and shape ... , Daption capense; and Snow Petrel, Pagodroma nivea) assigned 81 to 98% of birds in the samples to the ... single discriminant. Adequate performance of this generalized discriminant in samples of different ... species shows its validity for use in other populations of any of these species. The generalized function ...
Meeting Document : WG-CEMP-94/24 : Auteur(s): J.A. van Franeker and C.J.F. ter Braak (The Netherlands)
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Krill caught by predators and nets: differences between species and techniques
during February 1986 at South Georgia were compared to krill from scientific nets fished in the area at ... differences from krill taken by other predators and by nets. There were significant differences in the ... maturity/sex stage composition between nets and predators; in particular all predator species showed a ... consistent sex bias towards female krill. Similarities in the krill taken by macaroni (offshore feeding) and ...
Meeting Document : WG-EMM-96/09 : Auteur(s): Hill, H.J., Reid, K., Trathan, P.N., Croxall, J.P.
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Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean, Antarctic
fishing season. D. eleginoides was mainly caught in the shallower bank <1000 m, while D. mawsoni was ... mainly caught in the deeper slope >1500 m. The separation of the two species by depths may be related ... in D. eleginoids, while the size structure was very similar among fishing seasons and showed the ... unimodal distribution in D. mawsoni. D. eleginoides showed resting stage in sexual maturity, while D ...
Meeting Document : WG-FSA-10/47 : Auteur(s): K. Taki, M. Kiyota, T. Ichii and T. Iwami (Japan)
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Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean, Antarctic
fishing season. D. eleginoides was mainly caught in the shallower bank <1000 m, while D. mawsoni was ... mainly caught in the deeper slope >1500 m. The separation of the two species by depths may be related ... in D. eleginoids, while the size structure was very similar among fishing seasons and showed the ... unimodal distribution in D. mawsoni. D. eleginoides showed resting stage in sexual maturity, while D ...
Meeting Document : WG-SAM-10/16 : Auteur(s): K. Taki, M. Kiyota, T. Ichii and T. Iwami (Japan)
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Acoustic and catch data collected by the fleet – relevance for feedback management
Abstract: The Norwegian fishing vessels involved in krill fisheries are also used to carry out ... logging also during periods of commercial fishing. In this paper we give an overview of the properties of ... these data and demonstrate potential applications for example to extract information on changes in ... distribution over time in a single season. Vertical distributions inside and outside the fishing area change ...
Meeting Document : WG-EMM-15/13 : Auteur(s): O.R. Godø, T. Klevjer and G. Skaret (Norway)
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Results of the first winter longline survey to the northern Ross Sea region to investigate toothfish reproductive life history
Abstract: The first winter longline survey of Antarctic toothfish in the northern Ross Sea region ... was successfully completed during June and July 2016. A total of 55 longlines sets were completed in ... . Spawning and spent Antarctic toothfish were captured late in the survey on undersea features to the ... northwest of stratum 1. Gonad staging and gonadosomatic indices suggest that males in spawning condition may ...
Meeting Document : WG-FSA-16/37 : Auteur(s): D. Stevens, D. Di Blasi and S. Parker
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Proposals on standardization of toothfish resource research
discussed in the context of discussion at the Scientific Committee and the CCAMLR Commission in 2018 ... regarding the longline survey methodology in Division 58.4.1. It is shown that the methodology of modern ... mandatory for all ships participating in the survey. At the same time, methodological aspects of the multi ... -year international research program implemented in Subdivision 58.4.1., such as the lack of ...
Meeting Document : WG-SAM-2019/34 : Auteur(s): S. Kasatkina
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Book review: Fish and Fish Resources of the Antarctic
work by K.V. Shust (Doctor of Biological Sciences), published in 1998, remains fairly unknown beyond a ... fish species. Moreover its value is enhanced by the author having participated in many fisheries ... research expeditions in Antarctica. The introduction notes that until the 1960s Antarctic waters were still ... began regular, largescale multidisciplinary studies here in the early 1960s. Starting from the first ... , Russia antarctica@vniro.ru Published in Russian by: Russian Federal Research Institute of Fisheries ... I Brief essay of the Antarctic ichthyofauna Chapter I1 Fish distribution in Antarctic waters 1 ... resources Literature Cited This work by K.V. Shust (Doctor of Biological Sciences), published in 1998 ... having participated in many fisheries research expeditions in Antarctica. The introduction notes that ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 165–168 : Auteur(s): Shust, K.V