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CCAMLR

Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. 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 : Autor(es): Kerry, K.R., J.R. Clarke, S. Eberhard, H. Gardner, R.M. Lawless, S. Corsolini, S. Focardi, E. Franchi, D. Rodary and R. Thomson

  2. 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 : Autor(es): Constable, A.J. and W.K. de la Mare

  3. 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 : Autor(es): Miller, D.G.M.

  4. 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 : Autor(es): Sushin, V.A

  5. 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 : Autor(es): Agnew, D.J., P. Grove, T. Peatman, R. Burn and C.T.T. Edwards

  6. 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 : Autor(es): Kawaguchi, S. and S.G. Candy

  7. 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 : Autor(es): Ikeda, T. and P.G. Thomas

  8. 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 : Autor(es): Butterworth, D.S., D.L. Borchers and D.G.M. Miller

  9. Status of the krill stock around Elephant Island in 1991/92 and 1992/93

    Paper Title:  Status of the krill stock around Elephant Island in 1991/92 and 1992/93 Abstract ... / Description:  Krill stock composition and distribution patterns in the vicinity of Elephant Island during the ... . The general distribution of krill length and maturity classes conformed to previous descriptions and ... appears to be a recurring and predictable aspect of the krill stocks in the Antarctic Peninsula region ... CCAMLR Science, Vol. 1: 7-33 STATUS OF THE KRILL STOCK ... Fischerei Palmaille 9,2000 Hamburg 50, Germany Abstract Krill stock composition and distribution ... described and compared with information from previous years. The general distribution of krill length and ... of the krill stocks in the Antarctic Peninsula region. The length frequency distributions and ...

    Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Autor(es): Loeb, V. and V. Siegel

  10. Midwater trawl catchability in relation to krill and possible ways of assessing gross catch

    Paper Title:  Midwater trawl catchability in relation to krill and possible ways of assessing ... methodology was developed for and applied to determining the rate of krill filtration through the trawl rope ... and netting and also the probability that krill will come into contact with various parts of the net ... midwater trawls in the krill fishery indicates that the potential exists for this efficiency to be ... WG-KRILL-90/22 MIDWATER TRAWL CATCHABILITY IN RELATION ... TO KRILL AND POSSIBLE WAYS OF ASSESSING GROSS CATCH Yu.V. Zimarev*, S.M. Kasatkina* and Yu.P ... developed for and applied to determining the rate of krill filtration through the trawl rope and netting ... and also the probability that krill will come into contact with various parts of the net as it passes ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 87–113 : Autor(es): Zimarev, Yu.V., S.M. Kasatkina and Yu.P. Frolov

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Correo electrónico: ccamlr [at] ccamlr [dot] org
Teléfono: +61 3 6210 1111
Facsímil: +61 3 6224 8744
Dirección: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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