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The status of krill (Euphausia superba DANA) resources in CCAMLR Statistical Divisions 58.4.2 and 58.4.3 from 1988 to 1990. Results of acoustic surveys
Paper Title: The status of krill (Euphausia superba DANA) resources in CCAMLR Statistical ... of krill resources in the central part of the Indian Ocean sector of the Antarctic (CCAMLR ... paper. It was found that the increase in krill biomass observed in the area in 1990 is linked with the ... abundant 1986 and 1987 year-classes and with a diminished rate of emigration of krill of these year-classes ... WG-KRILL-90/17 THE STATUS OF KRILL (EUPHAUSIA SUPERBA ... (Kerch, USSR) has carried out biological and ecological monitoring of krill resources in the central ... in krill biomass observed in the area in 1990 is linked with the abundant 1986 and 1987 year-classes ... and with a diminished rate of emigration of krill of these year-classes from the area in 1989/1990 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 163–173 : Автор(ы): Bibik, V.A. and V.N. Yakovlev
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Some thoughts on precautionary measures for the krill fishery
Paper Title: Some thoughts on precautionary measures for the krill fishery Abstract / Description ... : The concept of precautionary measures for krill is discussed. A precautionary catch limit, based on ... the potential yield model developed by the CCAMLR Scientific Committee's Working Group on Krill ... (WG-Krill) is discussed and it is concluded that such a method is appropriate in setting an overall ... PRECAUTIONARY MEASURES FOR THE KRILL FISHERY I. Everson British Antarctic Survey High Cross, Madingley Road ... , Kingston Tasmania 7050, Australia Abstract The concept of precautionary measures for krill is ... Scientific Committee's Working Group on Krill (WG-Krill) is discussed and it is concluded that such a ... communication, l'auteur examine le concept de mesures preventives concernant le krill et notamment la limite ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 1–11 : Автор(ы): Everson, I. and W.K. de la Mare
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The foraging range of Adélie penguins – implications for CEMP and interactions with the krill fishery
the krill fishery Abstract / Description: This paper presents a summary of the foraging locations of ... feeding chicks regularly travelled up to 120 km offshore to the continental shelf and returned with krill ... -scale krill catch data for the regions of interest. The potential for overlap with krill fishing occurs ... between foraging areas of Adélie penguins and fishable concentrations of krill be investigated before a ... OF ADELIE PENGUINS - IMPLICATIONS FOR CEMP AND INTERACTIONS WITH THE KRILL FISHERY K.R. Kerry, J.R ... to the continental shelf and returned with krill, Etlplzausza superba. Locations of penguins on ... foraging trips were compared with historical records of fine-scale krill catch data for the regions of ... interest. The potential for overlap with krill fishing occurs particularly where ice conditions permit the ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 75–87 : Автор(ы): Kerry, K.R., J.R. Clarke, S. Eberhard, H. Gardner, R.M. Lawless, S. Corsolini, S. Focardi, E. Franchi, D. Rodary and R. Thomson
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Bias in the estimation of krill yield from using a deterministic formulation of the median unexploited spawning biomass
Paper Title: Bias in the estimation of krill yield from using a deterministic formulation of the ... median unexploited spawning biomass Abstract / Description: Two Monte Carlo simulation models, the krill ... parameters and abundance of the stock being assessed. CCAMLR currently uses results from the krill yield ... model as a basis for setting catch limits in the krill fishery, while the GYM is used for assessing ... ESTIMATION OF KRILL YIELD FROM USING A DETERMINISTIC FORMULATION OF THE MEDIAN UNEXPLOITED SPAWNING BIOMASS ... Tasmania, Australia Abstract Two Monte Carlo simulation models, the krill yield model and the ... the stock being assessed. CCAMLR currently uses results from the krill yield model as a basis for ... setting catch limits in the krill fishery, while the GYM is used for assessing yield in other finfish ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 1–8 : Автор(ы): Constable, A.J. and W.K. de la Mare
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On the intensity of sampling krill trawl catches
Paper Title: On the intensity of sampling krill trawl catches Abstract / Description: This paper ... uses actual krill length-frequency data in an attempt to address the problem of the determination of ... adequate sample size to obtain representative krill length-frequency distributions from commercial catches ... measurements of length from commercial krill; catches should be made, as far as possible, by a single observer ... WG-KRILL-90/27 ON THE INTENSITY OF SAMPLING KRILL TRAWL ... address the problem of the determination of adequate sample size to obtain representative krill length ... . Attention is drawn to the following: • all measurements of length from commercial krill catches should be ... measurements made on commercial krill catches should be IIDlliPed into 2 mm size classes; • biological ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Автор(ы): Miller, D.G.M.
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Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea 48.2) during 1989/90
Paper Title: Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea ... statistics from the Soviet krill fishing fleet during the 1989/90 season (sample of 3 614 hauls for the ... topographically-induced effects. Except in November 1989, temporally and spatially sustained fishable krill ... over oceanic areas, and targeted krill aggregations found in the major current flowing towards the ... THE SOVIET KRILL FISHING FLEET IN THE SOUTH ORKNEYS AREA (SUBAREA 48.2) DURING 198911990 V.A ... statistics from the Soviet krill fishing fleet during the 1989/90 season (sample of 3 614 hauls for the ... sustained fishable krill aggregations did not form outside the main fishing area. During the November ... period the commercial fleet fished over oceanic areas, and targeted krill aggregations found in the ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 51–62 : Автор(ы): Sushin, V.A
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Estimating optimal observer coverage in the Antarctic krill fishery
Paper Title: Estimating optimal observer coverage in the Antarctic krill fishery Abstract ... conventional krill trawl vessels fishing in South Georgia (CCAMLR Subarea 48.3) were analysed using variance ... estimate parameters of interest, in this case the mean (or median) krill length and the rate of larval fish ... on board for about 30% of that season. They have achieved a rate of krill sampling equivalent to 18 ... Estimating optimal obsErvEr covEragE in thE antarctic krill fishEry D.J. Agnew1, P. Grove2, T. Peatman1 ... conventional krill trawl vessels fishing in South Georgia (CCAMLR Subarea 48.3) were analysed using variance ... reliably estimate parameters of interest, in this case the mean (or median) krill length and the rate of ... been present on board for about 30% of that season. They have achieved a rate of krill sampling ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 139–154 : Автор(ы): Agnew, D.J., P. Grove, T. Peatman, R. Burn and C.T.T. Edwards
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Quantifying movement behaviour of vessels in the Antarctic krill fishery
Paper Title: Quantifying movement behaviour of vessels in the Antarctic krill fishery Abstract ... / Description: Ten years of recent fine-scale haul-by-haul krill data were used to characterise the behaviour ... of the krill fishery. Analysis of distance between hauls in relation to their catch level revealed a ... basis for describing a generalised fishery model. Updates for some of the parameters for the krill ... Quantifying movement behaviour of vessels in the antarctic krill fishery S. Kawaguchi and S.G. Candy ... -scale haul-by-haul krill data were used to characterise the behaviour of the krill fishery. Analysis of ... generalised fishery model. Updates for some of the parameters for the krill fishery model suggested in the ... high-quality year-round data on all vessels participating in the krill fishery to assist in ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 131–148 : Автор(ы): Kawaguchi, S. and S.G. Candy
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Moulting interval and growth of juvenile Antarctic krill fed different concentrations of the diatom Phaenodactylum tricornutum in the laboratory
Paper Title: Moulting interval and growth of juvenile Antarctic krill fed different ... Antarctic krill (Euphausia superba) were fed Phaenodactylum tricornutum, at concentrations ranging from 0.0 ... juvenile krill increased, up to a concentration of 1.0 mgC 1 –1. No further effect of food concentrations ... , 1.14mm. From these results, maximum daily growth rate (∆BL /IP) of juvenile krill was calculated to be ... OF JUVENILE ANTARCTIC KRILL FED DIFFERENT CONCENTRATIONS OF THE DIATOM PHAENODACTYLUM TRICORNUTUM IN ... THE LABORATORY T. Ikeda, P.G. Thomas (Australia) Abstract Juveni,le Antarctic krill (Euphausia ... period (IP) decreased, but an increment of body length per moult (6BL) of juvenile krill increased, up ... , maximum daily growth rate (6BL/IP) of juvenile krill was calculated to be 0.047 mm day-l, which is too ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 223-225 : Автор(ы): Ikeda, T. and P.G. Thomas
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Some comments on the procedure for testing estimators of krill abundance which utilise survey data
Paper Title: Some comments on the procedure for testing estimators of krill abundance which ... utilise survey data Abstract / Description: Since krill distributional data do show evidence of spatial ... computer generation of krill distribution patterns, which are compatible with existing information on the ... distributions from surveys. ‘Two-level’ models of krill distribution are considered. These achieve overall ... WG-KRILL-91/21 SOME COMMENTS ON THE PROCEDURE FOR ... TESTING ESTIMATORS OF KRILL ABUNDANCE WHICH UTILISE SURVEY DATA D.S. Butterworth*, D.L. Borchers* and ... D.G.M. Miller** * ** Abstract Since krill distributional data do show evidence of spatial ... computer generation of krill distribution patterns, which are compatible with existing information on the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 191–205 : Автор(ы): Butterworth, D.S., D.L. Borchers and D.G.M. Miller
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