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CCAMLR

Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. Characteristics of krill swarms from Prydz Bay

    inter-swarm length were calculated for swarms of euphausiids encountered along a 78 km transect over the ... Euphausia crystallorophias. An increase in swarm length was seen with increasing distance from the coast ... 1800 ~ I- l- I- I- 50 40 30 20 10 1002 c 80 !2: ~ 60 40 20 Figure 2: Log ... ,:" •• .. .,:-. .- -10 L-~I __ -L __ -L __ ~I __ -L __ ~ __ ~~ o 10 20 30 40 50 60 70 80 distance along transect (km ... ) 60 50 40 30 20 10 1n (between swarm distance) Figure 3(b): Log transformed between ... 20 40 60 80 swarm thickness (m) Figure 3(c): Swarm thickness. n 0 q z f-3 n o q Z f-3 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 177–189 : Autor(es): Agnew, D.J. and I.R. Higginbottom

  2. Factors affecting the incidental mortality of seabirds in the Dissostichus eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season)

    analyses all incidental mortality of seabirds recorded on Argentinian and Chilean vessels fishing for ... of concern for the linked to an increase in fishing effort in the Commission for the Conservation ... differed. For example, to calculate the effect of the streamer lines, hauls were chosen from an area in ... Chilean vessels fishing for Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3 during the ... ) since the to the longline fisheries for Patagonian toothfish beginning of large-scale longline fishing ...

    Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 79–91 : Autor(es): Moreno, C.A., P.S. Rubilar, E. Marschoff and L. Benzaquen

  3. Differentiation of independent populations of Antarctic krill

    :  Several countries have recently shown an interest in commercial krill fishing. An understanding of krill ... population structure is needed to establish sound management of krill fisheries. A short review is undertaken ... circulation. On the basis of the review, it is suggested that there is probably one composite population of E ... may be habitats of independent krill sub-populations. A proposal is given for future studies into ... -to-year and seasonal fluctuations ; 6. study of the causes of fluctuation 7. setting up of an ... INDEPENDENT POPDLATIONS OF ANTARCTIC KRILL D.S.S.R. Abstract Several countries have recently shown an ... interest in commercial krill fishing. An understanding of krill population structure is needed to ... establish sound management 'of krill fisheries. A short review is undertaken of recent studies in genetic ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 275-281 : Autor(es): USSR

  4. Results of a longline survey on seamounts in the southeast Atlantic and in Subarea 48.6 and Division 58.4.4

    vary from 1:1. Females accounted for 70% of individuals of more than 90 cm in total length. The stratum ... shallow water. The sex ratio of immature D. eleginoides less than 90 cm total length did not significantly ... . Females accounted for 70% of individuals of more than 90 cm in total length. The stratum with the highest ... P.A. Hulley and an anonymous reviewer for their useful comments on the manuscript and for pointing ... Banks: n = 136, mean length = 111.8 20 a, 0) m 15 0 a 10 5 0 40 45 50 55 60 65 70 75 80 ... ratio of immature D. eleginoides less than 90 cm total length did not significantly vary from 1:l ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 99–116 : Autor(es): López Abellán, L.J. and J.F. González Jiménez

  5. Integration of CPUE data into assessments using the Generalised Yield Model

    / Description:  For the last three years, CCAMLR's Working Group on Fish Stock Assessment (WG-FSA) has ... the use of importance sampling, for incorporating information on trends in standardised CPUEs into GYM ... assessments. The use of the method is illustrated using data for Patagonian toothfish (Dissostichus ... year Y is the latest year for which we have data from the fishery, and simulation years Y+l to Y+P ... Model, importance sampling, stock assessment, CCAMLR INTRODUCTION For several years CCAMLR's Working ... , the GYM is a general age-str~~ctured fish stock projection model for assessing the long-term annual ... catches. Recruitme~~ts in future years and in determining the age composition of the population at the ...

    Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 65–74 : Autor(es): Kirkwood, G.P. and A.J. Constable

  6. Sea-surface temperature and krill catches around South Georgia in December–February 1989–1991 and 1999–2001

    . Analyses of the data at the beginning of each summer season could enable us to evaluate the potential for ... considerable decrease in mean SST off South Georgia. This observation is especially obvious for the northern ... up to +0.71°C in 1990/91, whereas it was-1.2°C in 2000/01 (for the 1999/2000 season the SST anomaly ... in the area. The total catch of krill was 81 369 tonnes in 1989/90 and 123 562 tonnes in 1990/91 ... could be verifi ed only by comparing forecasts with actual krill catches for a number of years. The ... the entire year. The reliability of forecasts for krill catches based on hydrological information ... Georgia waters (Subarea 48.3) for December–February of 1989–1991 and 1999–2001. Year Month Cell 1 Cell ... 11 vanyushin PROOF for pdf.indd CCAMLR Science, Vol ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 165–174 : Autor(es): Vanyushin, G.P

  7. Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia

    interannual variability in the distribution of trawls. The data for 1993 were only available from August but ... the fishery was restricted in that period to an area on the western edge of the shelf break where ... fishing for harvesting to be managed using an ecosystem approach. To this end it would be valuable to ... restricted area of about 30 x 20 km. There were also a few isolated hauls made outside this area. During ... factors determine variability within and between years. This will be particularly important for ... interannual variability in the distribution of trawls. The data for 1993 were only available from August but ...

    Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Autor(es): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt

  8. Distribution of fish larvae at South Georgia: horizontal, vertical, and temporal distribution and early life history relevant to monitoring year-class strength and recruitment

    . The findings are discussed in relation to surveys for sampling the early stages of fish at South ... distribution and early life history relevant to monitoring year-class strength and recruitment Abstract ... island is an important breeding area for higher predators which are also studied by shorebased research ... depth strata. These net hauls were at 250-150, 150-70 and 70-2 m depth, each for 30 minutes duration ... --'60, 60-100, 100-140, 140-180 and 180-220 m; each net was fished for 20 minutes at 2.5 knots with ... replicates (summer) suggests that for 30 minute tows using MRMT8 nets, three is a minimum and six ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 105-141 : Autor(es): North, A.W.

  9. Response to Everson (2008)

    ., 2001 for the CCAMLR- 2000 strata). Stratum biomass is determined from the mean transect density raised ... . Thus, there is no reason for the MaxEnt approach to ‘provide an estimate of stand- ing stock close to ... al., 2004), krill target strengths (TS) determined from an SDWBA model (Demer and Conti, 2005), and ... . Brierley et al., 2003), and determined the most-likely krill biomass estimate for the same area to be ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 195–198 : Autor(es): Brierley, A.S., B.G. Heywood and S.F. Gull

  10. Krill (Euphausia superba Dana) resources and distribution in the Wilkes Land area in the seasons 1986 to 1989

    mainly focused on the search for exploitable krill aggregations. Two research vessels were simultaneously ... account an area to the north of the edge of the continental slope. Each subarea was described in terms of ... was considered as the most valuable for the krill fishery. Krill aggregations were most frequently and ... for Fisheries 3 The annual period used is the split-year 1 July to 30 June. Split-year is denoted by ... it is in subarea ll. Data for many years show that optimum conditions for the formation of krill ... 1986 50 12.2 1000 50.0 20 to 21 April 3 1986 300 3.5 158 47.5 24 to 30 April 4 1987 127 14.0 1510 ... : Assessments ofkrill resources for subarea ill (64°40' to 66°20'S, 143° to 1500 E). Sequential Period of Area ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 149–162 : Autor(es): Dolzhenkov, V.N. and V.P.Timonin

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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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