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1. Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87

   a selected area (Everson 1977) as well as on annual consumption of fish by Antarctic birds and ... , widely-used, especially on fishing grounds exploited by the fishery, yield acceptable biomass estimates ... caught by the Polish fiShery in selected subdivisions of the South C~orgia shelf in the 1976;77-1986/87 ... seasons. The present study is a follow-up to an earlier paper by Slosarczyk et al. (1985) and, at the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Autor(es): Mucha, M. and W. Ślósarczyk

2. A potential feedback approach to ecosystem-based management: Model Predictive Control of the Antarctic krill fishery

   strategies, including both adaptive and robust control. Adaptive control aims to reduce uncertainty by ... Doyle, 1997; Rawlings and Mayne, 2009). The management procedure approach used by fisheries ... (MPE) is a sim- ulation method that assesses the likely performance of MPs by using them to control ... specified objectives by adjusting catch or effort. MPE generally attempts to find an HCR which will make ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 119–137 : Autor(es): Hill, S.L. and M. Cannon

3. A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty

   needs of dependent species (usually predators). These objectives have been endorsed by CCAMLR for ... being calculated by numerical integration over a one-year period. The model is initialised by setting ... projected through one year by numerical integration of the basic population differential equations. Catch ... that: Expressing natural mortality by an average level, which can be modified by relative patterns ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Autor(es): Constable, A. and W.K. de la Mare

4. A simple approach for calculating the potential yield of krill from biomass survey results

   estacionales tienen menos importancia. 1. IN1RODUCTION One of the topics considered by the Second Meeting ... yields an estimate of 0 = 4, which corresponds to a three month growth period, followed by nine months ... alternative model (equivalent to one with no seasonal component, as investigated by Beddington and Cooke) are ... ) - see Appendix 1], they are unaffected by the values chosen for R and ex, so that these two parameters ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Autor(es): Butterworth, D.S., A.E. Punt and M. Basson

5. Options for allocating the precautionary catch limit of krill among small-scale management units in the Scotia Sea

   of 4.0 million tonnes was adopted by CCAMLR for FAO Statistical Area 48 (CCAMLR, 2000) (for a ... the behaviour of krill fi shing vessels (Constable and Nicol, 2002). This approach was endorsed by ... were endorsed by the Scientifi c Committee (SC-CAMLR, 2002) and adopted by the Commission, which then ... that krill catches be reported at a scale of 10 by 10 n mile squares by 10-day periods at the end of ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 81–97 : Autor(es): Hewitt, R.P., G. Watters, P.N. Trathan, J.P. Croxall, M.E. Goebel, D. Ramm, K. Reid, W.Z. Trivelpiece and J.L. Watkins

6. Spawning locations of mackerel icefish at South Georgia

   ~ibition on fishing during what is assumed to be the spawning season. These provisions were considered by ... . Olsen (1955), citing information in papers by Liinnberg (1905), Norman (1938) and Nybelin (1947 ... place close inshore or in the fjords. Added weight was given to these conclusions by Kock (1981), who ... and Shag Rocks Shelf during demersal fish surveys; and 0 commercial fisheries operated by Poland ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 107–118 : Autor(es): Everson, I., A.W. North, A. Paul, R. Cooper, N.C. McWilliam and K.-H. Kock

7. Acoustic estimates of krill biomass in the Elephant Island area: 1981–1993

   92093, USA (Supported by the Hertz Foundation) Abstract Acoustic estimates of krill biomass in the ... biomass estimates could be useful. This paper presents such a table, augmented by 1993 survey results ... , for consideration by the Working Group at its 1993 meeting. DATA SOURCES Macaulay et al. (1984 ... conducted by Macaulay in the austral summers of 1981, 1984, 1987,1988 and 1989, when normalised to a ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 1–5 : Autor(es): Hewitt, R.P. and D.A. Demer

8. An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island

   August 1997. A precautionary catch limit is calculated by applying the generalised yield model (GYM ... methods as for recent assessments of Patagonian toothfish (Dissosticht~s eleginoides) by WG-FSA (SC ... the locality known as Gunnari Ridge; and (ii) Shell Bank, which is separated from the plateau by ... stratum and survey the densities by length class for each haul were estimated from length samples and ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 79–101 : Autor(es): de la Mare, W.K., R. Williams and A.J. Constable

9. The biology, ecology and development of fishery management advice for the anomuran crabs at South Georgia (CCAMLR Subarea 48.3)

   ). Lithodid crabs also constitute a considerable part of the by-catch associated with pot fishing for ... on adult growth, reproduction and larval development have been conducted by the British Antarctic ... . anemerae and L. murrayi were first described at South Georgia by Purves et al. (2003) following the ... depths largely unsampled by the exploratory fisheries. Despite some overlap in the depth distribution ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 1–15 : Autor(es): Belchier, M., T. Peatman and J. Brown

10. The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model

    (SSMUs) proposed by Hewitt et al. (2004) (Figure 1). During its development, this model was variously ... and 3 matrices). In the 15 SSMU–four predator configuration developed by Watters et al. (2013), it ... uncertainties about ecosystem opera- tion that were identified by CCAMLR scientific working groups (SC-CAMLR ... correspond to the goals of ecosystem-based management as defined by McLeod and Leslie (2009): ecosystem ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Autor(es): Hill, S.L. and J. Matthews

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