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Modelling the consequences of Antarctic krill harvesting of Antarctic fur seals
Marine Living Resources (CCAMLR), management advice for the Antarctic krill (Euphausia superba) fishery ... should take the needs of the predators of krill into account in order to reduce the risk of deleterious ... ). A single species yield model is currently being used by the CCAMLR Scientific Committee to recommend ... an annual krill catch limit, which is expressed as a proportion (??= 0.116) of a survey biomass ...
Meeting Document : WG-EMM-01/66 : Автор(ы): R.B. Thomson, D.S. Butterworth (South Africa), I.L. Boyd and J.P. Croxall (United Kingdom)
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Modelling the impact of krill fishing on seal and penguin colonies
Abstract: A key area of concern highlighted by the Scientific Committee of the Commission for the ... Conservation of Antarctic Marine Living Resources (CCAMLR) concerns the potential overlap of the krill fishery ... region. The dynamics of krill in this region are strongly influenced by advective processes. A key ... ) are necessary given that there is a flux of krill through this region with its islands habited by ...
Meeting Document : WG-EMM-05/14 : Автор(ы): É.E. Plagányi and D.S. Butterworth (South Africa)
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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 : Автор(ы): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu
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RESOURCES EVALUATION OF ANTARCTIC KRILL EUPHAUSIA SUPERBA DANA USING AREAL TRAWLING AND HYDRO-ACOUSTIC DATA
statements regarding the krill in strategic planning for fisheries should include relevant biologically valid ... Abstract: Quantitative method for describing krill mass congestions based on perennial ... observations using trawling and hydroacoustic data is proposed. Reliable evaluation of krill resources is ... rules applicable for natural habitat and equal probability concentrations. Spatial analyses of krill ...
Meeting Document : WG-SAM-08/P01 : Автор(ы): L.A. Kovalchuk (Ukraine)
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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 : Автор(ы): 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 : Автор(ы): G.P. Zhu, H.T. Zhang, B. Deng and Q.Y. Yang
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Among-year variation in growth of Antarctic krill Euphausia superba based on length-frequency data
Southern Ocean over a span of 19 yr to document among-year variation in krill growth during the austral ... and easy to implement. We applied the methods to Antarctic krill Euphausia superba collected from the ... estimates of among-year variation in krill growth. We estimate very high among-year variation in growth ... (annual estimates for a 30 mm krill in the Elephant Island region ranged from 0.00 to0.17 mm d −1; mean ...
Meeting Document : WG-EMM-13/P01 : Автор(ы): A.O. Shelton, D. Kinzey, C. Reiss, S. Munch, G. Watters and M. Mangel (USA)
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Phase-randomisation in an integrated assessment model for Antarctic krill
configuration at pre-specified values. The model was fitted to survey and fisheries data for krill in Subarea ... parameters in alternative configurations of a model assessing the status and productivity of Antarctic krill ... (Euphausia superba, hereafter krill). We fixed the parameters that were not estimated in any given ... . Watters and C.S. Reiss Title: Phase-randomisation in an integrated assessment model for Antarctic krill ...
Meeting Document : WG-SAM-17/31 : Автор(ы): D. Kinzey, G.M. Watters and C.S. Reiss
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Sources of variance in studies of krill population genetics
Paper Title: Sources of variance in studies of krill population genetics Abstract / Description ... : There has been a long-term interest in the population genetics of Antarctic krill species because of ... resurgence of interest in identifying distinct stocks of swarming krill species has been driven by the ... taken within one region. This has important implications for the design of future studies of krill ... , Vol. 9 (2002): 107–116 107 SOURCES OF VARIANCE IN STUDIES OF KRILL POPULATION GENETICS S.N. Jarman ... krill species because of their ecological and economic importance. The possibility that there are ... conservation. A recent resurgence of interest in identifying distinct stocks of swarming krill species has ... important implications for the design of future studies of krill population genetics, which must be able ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 107–116 : Автор(ы): Jarman, S.N. and S. Nicol
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Genetic variations and population structure of krill from the Prydz Bay region of Antarctic waters
Paper Title: Genetic variations and population structure of krill from the Prydz Bay region of ... Antarctic waters Abstract / Description: Samples of Antarctic krill E. superba from six locations near ... consistent with the hypothesis that all samples were derived from a single breeding population of krill. The ... results of this study agree closely with genetic data from other studies on krill in the Atlantic sector ... POPULATION STRUCTURE OF KRILL FROM THE PRYDZ BAY REGION OF ANTARCTIC WATERS C.M. MacDonald, R. Williams ... and M. Adams (Australia) Abstract Samples of Antarctic krill E. superba from six locations near ... of krill. The results of this study agree closely with genetic data from other studies on krill in ... the Atlantic sector of the Southern Ocean, suggesting that krill stocks over at least 6000 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 271-273 : Автор(ы): MacDonald, C.M., R. Williams and M. Adams
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