Résultats de la recherche
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Winter distribution and condition of Antarctic krill in relation to sea-ice and water column production in the South Shetland Islands during Austral Winter 2013
Abstract: Acoustic and net sampling of Antarctic Krill and other euphausiids was conducted at 88 ... . Abundance and demographic patterns revealed that Antarctic krill were concentrated in the southern ... Bransfield Strait, and that these krill were approximately 33mm in length, about 10mm larger than found ... during the 2012 winter survey (Reiss and Jones 2013; WG-EMM 13/40) but similar in size to krill found in ...
Meeting Document : WG-EMM-14/13 : Auteur(s): C.S. Reiss, J. Walsh, K. Dietrich and J.A. Santora (USA)
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Stable isotope analysis reveals trophic variation in adult Antarctic krill (Euphausia superba) around the Antarctic Peninsula from austral fall to early winter
Abstract: The Antarctic krill (Euphausia superba) is a key species in the Southern Ocean ... variation in δ 13 C and δ 15 N values of adult krill in the Antarctic Peninsula, in the austral fall (April ... to May) and the early winter (June). We aimed to examine the trophic variations of krill occurred ... during this period, and the relationship between krill and their feeding environment in the Antarctic ...
Meeting Document : WG-EMM-2019/P03 : Auteur(s): H.T. Zhang, G.P. Zhu, Q. Song, S.Q. Wang, Y. Yang and Q.Y. Yang
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How trophic dynamics of adult Antarctic krill Euphausia superba responses to the condition of no ice in the water during the winter: a case study at South Georgia?
Abstract: Understanding the variation in krill diet during winter is crucial to elucidate the ... overwintering of krill in the Southern Ocean. The information on trophic variation of krill under ice-free ... waters during the winter can also provide the insight for understanding the response of krill to global ... diet of adult krill with size and month during the winter season (June to September 2016) at the South ...
Meeting Document : WG-EMM-2019/P04 : Auteur(s): G.P. Zhu, H.T. Zhang, B. Deng and Q.Y. Yang
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A comparison of acoustic targets at South Georgia and the South Orkney Islands during a season of profound krill scarcity
acoustic targets into three biological categories: Antarctic krill; nekton (larger than krill); and ... zooplankton (smaller than krill). To counter the absence of krill length-frequency data from Coronation Island ... conjunction with appropriate 120 kHz data to calculate krill density estimates for both survey areas. Krill ... density; for example one echo-integration interval contained 104 times the mean krill density. An ...
Meeting Document : WG-EMM-95/75 : Auteur(s): Watkins, J.L., Brierley, A.S.
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Precautionary, ecosystem-based management for the Antarctic krill fishery: a work in progress
Abstract: The Antarctic krill fishery is expanding at a time when the Antarctic Peninsula is ... marine ecosystems and will almost certainly affect krill. It is therefore CCAMLR’s responsibility to ... enhance its precautionary management of the krill fishery in line with Convention objectives. This paper ... provides an update on the krill fishery; discusses the consideration of climate change in krill fisheries ...
Meeting Document : SC-CAMLR-XXXVII/BG/17 : Auteur(s): Submitted by ASOC
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Saga Sea krill harvesting and production
Antarctic AS, and is licensed to fish krill in Area 48.1-4. Aker has developed a patented new environmental ... products from Antarctic Krill. Approved product categories are krill meal, krill oil, round frozen krill ... , krill mince and krill protein concentrates. The vessel has so far carried out two fishing trips since 19 ... are installed. Author(s): T. Williksen (Norway) Title: Saga Sea krill harvesting and production ...
Meeting Document : WG-FSA-06/20 : Auteur(s): T. Williksen (Norway)
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Fishing intensity of Russian fleet krill fishery in Subarea 48.2 and 48.3
Abstract: The purpose of this paper was estimating commercial fleet impact on krill population in ... AtlantNIRO. Intensity of commercial fleet impact on krill population, on biomass and density of krill ... operation during the seasons of its largest fishing pressing shows no fishing effect on the krill stock and ... , consequently, on krill-dependent predators. Krill fishery, neither by the removal value nor by intensity, was ...
Meeting Document : WG-EMM-02/62 : Auteur(s): S.M. Kasatkina and V.F. Ivanova (Russia)
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Hydroacoustic assessment of krill in Area 58 of the Indian Ocean sector of the Antarctic region
Abstract: On the basis of acoustically registered krill swarms along a 1097 nm transect in the ... area 58 of Indian Ocean Sector of Antarctic region, the biomass density of krill, their spatial and ... depth distribution are presented. The mean density of krill biomass between 60°00'S and 61°00' ... ; S parallels 34°00'E and 40°00'E meridian was recorded as 0.6t.km-2. Presence of krill was ...
Meeting Document : WG-EMM-98/36 : Auteur(s): Z. Klusek and A. Anrose (India)
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THE ANTARCTIC KRILL AND ECOSYSTEM SURVEY WITH R/V “G. O. SARS” IN 2008
Abstract: This report describes the multipurpose AKES survey (Antarctic Krill and Ecosystem ... purposes for the AKES project were to • evaluate the links between the krill resources and distribution in ... the area and Bouvetøya based mammals and birds • study krill biology and ecology • establish TS ... (Target strength; the ability of an organism to reflect sound) for krill and ice fish • study aggregations ...
Meeting Document : WG-EMM-08/28 : Auteur(s): S.A. Iversen (Norway), W. Melle, E. Bagøien, D. Chu, B. Edvardsen, B. Ellertsen, E. Grønningsæter, K. Jørstad, E. Karslbakk, T. Klevjer, T. Knutsen, R. Korneliussen, H. Kowall, B. Krafft, S. Kaartvedt, P.B. Lona, S. Murray, L. Naustvoll, L. Nøttestad, M. Ostrowski, V. Siegel, Ø. Skagseth, G. Skaret, H. Søiland, X. Zhao and C.B. Årnes
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Krill fishery report: 2013 update
Abstract: In 2011/12, 12 vessels from five Members fished for krill in Area 48 and the total ... catch of krill was 161085 t (Subarea 48.1: 75630 t; Subarea 48.2: 29040 t; Subarea 48.3: 56415 t). The ... largest catch of krill by small-scale management unit was taken in ‘South Georgia East’ in Subarea 48.3 ... , Norway and Ukraine have fished for krill in Area 48. The total catch reported to the end of May 2013 was ...
Meeting Document : WG-EMM-13/37 Rev. 1 : Auteur(s): Secretariat