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1. Trends in population size and breeding success at colonies of macaroni and rockhopper penguins, Marion Island, 1979/80–1995/96

   success of macaroni penguins may be influenced by a wider-scale phenomenon than is applicable to ... , 1979180-1995196 J. Cooper Percy FitzPatrick Institute of African Ornithology University of Cape Town ... macaroni penguins may be influenced by a wider-scale phenomenon than is applicable to rockhopper penguins ... various colonies suggest that this proportion may be influenced by environmental conditions before, or ... penguins from counts of breeders may be complicated by a variable annual proportion of breeders. For this ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 89–103 : Autor(es): Cooper, J., A.C. Wolfaardt and R.J.M. Crawford

2. The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)

   region. First attempts to estimate the krill and pelagic food consumption by Antarctic demersal fish in ... the low Antarctic were made in the late 1970s/early 1980s. Those estimates were constrained by a ... annual krill consumption by fish are 23 000 000–29 000 000 tonnes of krill and other pelagic prey taken ... annually by demersal fish in the 1980s in the whole Southern Ocean, and 5 000 000–32 000 000 tonnes taken ... krill lives below 200 m depth. This was confirmed by Taki et al. (2005) who found that although krill ... Channel Highway Kingston, Tasmania 7050 Australia Kock et al. 116 Introduction Antarctica is by no ... represented by demersal and mesopelagic fish and krill (Euphau­ sia superba), the key organism to many food ... estimate the krill and pelagic food consumption by Antarctic demersal fish in the low Antarctic were made ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Autor(es): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams

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

   required to modify the values of A reported below can be found by a simple deterministic calculation ... Town, Rondebosch 7700, South Africa ** Renewable Resources Assessment Group, Imperial College, 8 ... 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 ...

   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

4. Breeding numbers and success of Eudyptes penguins at Marion Island, and the influence of mass and time of arrival of adults

   foraging range than rockhopper penguins when breeding, and may be more influenced at this stage by wider ... L.G. Underhill Avian Demography Unit Department of Statistical Sciences University of Cape Town ... foraging range than rockhopper penguins when breeding, and may be more influenced at this stage by wider ... penguins leave Marion Island after moulting by 25 April, before returning in late October and early ... ., 1997). From 1994/95 to 2004/05, each count was made three times on the same day by the same observer ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 175–190 : Autor(es): Crawford, R.J.M., B.M. Dyer, J. Cooper and L.G. Underhill

5. A hybrid approach to acoustic classification and length estimation of krill

   considered. A euphausiid aggregation is represented by a three-dimensional probabilistic vector whose ... are derived by integrating the individual decisions. The size structure of the classified aggregation ... is derived from a fluid-sphere model. The effectiveness of the method is demonstrated by comparing ... aggregations found during the 1997/98 and 2000 surveys were identifi ed correctly by the method. Then, the ... euphausiid aggregation is represented by a three-dimensional probabilistic vector whose components are the ... component of a vector, using classical Bayesian techniques. Classifi cation probabilities are derived by ... uid-sphere model. The effectiveness of the method is demonstrated by comparing the acoustic estimates ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 33–58 : Autor(es): Azzali, M., I. Leonori and G. Lanciani

6. A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region incorporating multi-year mark-recapture data

   hence a multi-year mark-recapture tagging program was initiated by New Zealand fishing vessels in 2001 ... mark-recapture tagging program was initiated by New Zealand fishing vessels in 2001, and tagging has ... by comparing longline catch rates between vessels in the RSR and vessels in other toothfish ... ). A pilot mark- recapture program was initiated by New Zealand vessels in 2001 and after the ... subsequent recapture of several tagged fish, the program was expanded by CCAMLR to become a requirement of ...

   Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 39–62 : Autor(es): Mormede, S., A. Dunn and S.M. Hanchet

7. Protecting young fish and spawning aggregations of Champsocephalus gunnari in Subarea 48.3 (South Georgia): a review

   measures put in place by CCAMLR to date. These measures are re-examined in the light of new information ... these objectives are discussed, including the measures put in place by CCAMLR to date. These measures ... discussed in depth by the Scientific Committee nor its Working Group on Fish Stock Assessment (WG-FSA) for ... is operating. Some very modest success was achieved by one vessel operating in the commercial ... these objectives, and catalogues the measures put in place by CCAMLR to date. These measures are re ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 75–86 : Autor(es): Parkes, G.B

8. A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ

   reviewed briefly. It is characterised by very large illegal catches and a sharply declining longline catch ... Assessment and Management Group Department of Mathematics and Applied Mathematics University of Cape Town ... is characterised by very large illegal catches and a sharply declining longline catch-per-unit ... -effort (CPUE). This paper presents a fi rst attempt at a quan- titative assessment of the resource, by ... , followed by descriptions of the data available and the meth- odology applied. Results are considered for ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 11–32 : Autor(es): Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M. Miller

9. Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1, 48.2 and 88.3)

   del Fuego was conducted as part of the New Fisheries Projects developed by Chile, primarily to ... implementation of a variety of administrative regulations by those countries that possess territory near the ... reason, as pointed out by Yukhov (1997), D. mawsolzi can be found in shallow waters in certain periods ... the New Fisheries Projects developed by Chile, primarily to establish the presence of Dissostichus ... waters. METHODS The cruise was carried out by the longliner factory ship FV Tierra del Fuego (54 m ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 1–17 : Autor(es): Arana, P.M. and R. Vega

10. A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship in Subarea 48.3

    , S. Du Plessis and J. Van Heerdon Capricorn Fisheries Monitoring cc Cape Town, South Africa G ... ., 2002). At South Georgia and in the Ross Sea most tags are released by scientific observers operating ... on fishing vessels. Lively candidates with little damage are identified by observers who retrieve ... difficult to know whether fish tagged and released by observers will survive to the same extent as fish ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 279–289 : Autor(es): Agnew, D.J., J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones, G. Breedt, S. Du Plessis, J. Van Heerdon and G. Moreno

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