Résultats de la recherche
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Fish by-catch in the krill fishery: 2016 update
Abstract: Data on fish bycatch in the krill from Commercial catch data (95 513 hauls) and CCAMLR ... -catch in a 300 000 t krill fishery would be 370 t, comprising 40% Champsocephalus gunnari and 30 ... modal size class of <10 cm. The fish species taken as by-catch in the krill fishery are the same ... species (and size classes) as those reported in the diet of ‘krill-dependent’ predators. There is evidence ...
Meeting Document : WG-FSA-16/04 : Auteur(s): CCAMLR Secretariat
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Observation on the interactions between marine mammals and mid-water krill trawl
Abstract: An observation on the interaction between marine mammal and krill midwater trawl was ... carried out onboard the Chinese krill fishing vessel Fu Rong Hai during the 2018/19 fishing season. The ... either. Simultaneous observation of krill swarms detected by the echosounder revealed a linkage between ... the behavior of the seal and the depth of krill swarms. It is speculated that when krill swarms were ...
Meeting Document : WG-FSA-2019/60 : Auteur(s): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu
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The structure and spatial distribution of Antarctic krill aggregations from acoustic observation in the South Georgia area
significant distinctions in spatial distribution patterns of krill in the northwestern and the northeastern ... is non-attractive to fishery. The observed grounds with krill density exceeding the threshold value ... Georgia. Comparison of krill aggregations structure in the northwestern and the northeastern parts of ... suits to the foraging tactics of dependent predators than krill distribution in the form of dense swarms ...
Meeting Document : WG-EMM-04/66 Rev. 1 : Auteur(s): S.M. Kasatkina (Russia)
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Antarctic krill populations in the outflow region of the north-western Weddell Sea
Abstract: A meso-scale zooplankton and krill net sampling survey was carried out in the north ... March 2013. The aim of the survey was to study the zooplankton composition and krill abundance and ... survey area was covered by ice during the summer season. Antarctic krill densities were found to be ... highest in the western Peninsula region and lower in ice-covered Weddell Sea waters. Overall krill density ...
Meeting Document : WG-EMM-13/24 : Auteur(s): V. Siegel (European Union)
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Progress by WG-EMM-STAPP in estimating krill consumption by air-breathing predators within CCAMLR areas
Abstract: This paper summarises progress by WG-EMM-STAPP in estimating krill consumption by air ... -breathing predators in CCAMLR management units. There have been significant advances in estimating krill ... are now available for Areas 48, 88 and 58. Krill consumption by crabeater seals, the most important ... krill-consuming seal species, has been estimated in Areas 48 and 58. Large-scale estimates of breeding ...
Meeting Document : WG-EMM-16/68 : Auteur(s): C. Southwell and P. Trathan
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Analysis of the krill fishery in Subarea 48.1 considering trawl fishing method used (2010–2016)
Abstract: An analysis of spatio-temporal variability of CPUE indices in the krill fishery in ... using the standardized CPUE indices as krill biomass density indices for monitoring the variability of ... krill biomass in SSMU during the fishing season is discussed. Variability of monthly average ... standardized CPUE estimates in the Bransfield strait shows that despite intensive fishery the density of krill ...
Meeting Document : WG-EMM-17/27 : Auteur(s): S. Kasatkina S. and L. Boronina
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Influence of krill availability on humpback whale breeding success
Abstract: The abundance of the Antarctic krill (Euphausia superba) has been declining in the ... survival) of the krill consumers may be compromised. In the present study, we investigated the reproductive ... success of humpback whales (Megaptera novaeangliae) from Breeding Stock G in relation to krill density ... Hemisphere if such changes negatively affect the production of krill. Therefore, it is recommended that ...
Meeting Document : WG-EMM-18/P15 : Auteur(s): E. Seyboth, F. Félix, M.-A. Lea, L. Dalla Rosa, G. Watters, K. Reid and E. Secchi
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Observation on interactions between marine mammals and krill mid-water trawl
Abstract: An observation on the interaction between marine mammal and krill midwater trawl was ... carried out onboard the Chinese krill fishing vessel Fu Rong Hai during the 2018/19 fishing season. The ... observed either. The observation found the Antarctic fur seals would be attracted by the codend of krill ... seals. Future researches on the interaction between marine mammals and krill fishing gears would be ...
Meeting Document : SC-CAMLR-38/BG/20 : Auteur(s): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu
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SELECTIVITY OF CONVENTIONAL AND CONTINUOUS TECHNIQUES OF KRILL FISHERY
Abstract: Combination of conventional and continuous techniques during krill fishery at the ... Antarctic krill (Euphausia superba) caught by these two techniques. Results of comparison are discussed in ... relation to the selectivity of fishing gears and the space-time variability of krill. Differences between ... size composition of krill caught by conventional and continuous techniques of fishery which could be ...
Meeting Document : WG-EMM-11/14 : Auteur(s): D. Sologub (Russia)
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IMPROVEMENT OF KRILL FISHING NOTIFICATION ACCURACY THROUGH NOTIFICATION FEES
Abstract: Improvement of krill fishing notification accuracy through notification fees Delegation ... of the United States The Commission adopted notification procedures for krill fishing in 2005. These ... krill fishing for the coming season. However, grossly inaccurate estimations of krill catch provided in ... krill catch and to provide robust scientific advice. Instead, the Scientific Committee’s scarce and ...
Meeting Document : CCAMLR-XXIX/34 : Auteur(s): Delegation of the USA