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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

   ofMarine Science, 16: 101-118. Croxall, J.P., T.S. McCann, P.A. Prince and P. Rothery. 1988 ... Paper Title:  Trends in population size and breeding success at colonies of macaroni and ... . The only significant relationship between inter-season trends in the number of pairs breeding at the ... period, while the other remained stable. Trends in the number of pairs breeding at the three rockhopper ... rockhopper penguins, Marion Island, 1979/80–1995/96 Abstract / Description:  At sub-Antarctic Marion Island ...

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

2. Acoustic estimates of krill density at South Georgia, 1981 to 1998

   Paper Title:  Acoustic estimates of krill density at South Georgia, 1981 to 1998 Abstract ... / Description:  Acoustic estimates of densities of Antarctic krill, Euphausia superba, at South Georgia during ... 11 austral summers between 1981 and 1998 are presented. Krill density at the island fluctuated widely ... 1994 austral summer seasons were characterised by particularly low densities of krill (upper 95 ... OF KRILL DENSITY AT SOUTH GEORGIA, 1981 TO 1998 A.S. Brierley, J.L. Watkins, C. Goss, M.T ... Kingdom Abstract Acoustic estimates of densities of Antarctic krill, Euphausia superba, at South ... environment around the island. This paper presents the best estimates of krill density at South Georgia ... pelagic ecosystem at South Georgia. MATERIALS AND METHODS A summary of acoustic survey details for all ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 47–57 : Author(s): Brierley, A.S., J.L. Watkins, C. Goss, M.T. Wilkinson and I. Everson

3. Size at sexual maturity of Patagonian toothfish (Dissostichus eleginoides)

   Paper Title:  Size at sexual maturity of Patagonian toothfish (Dissostichus eleginoides) Abstract ... / Description:  Analyses of size at sexual maturity were undertaken on samples of Patagonian toothfish ... that L m50 occurs at 78.5 cm total length for male and 98.2 cm for female fish. In 1997 the results for ... proportion, 25 to 43%, of sexually mature fish were not coming into spawning condition. This introduces a ... Survey High Cross, Madingley Road Cambridge CB3 OET, United Kingdom Abstract Analyses of size at ... eggs and mature at about half their maximum length (Kock and Everson, 1998). The process of yolk ... reproductive cycle. This was highlighted at the 1997 meeting of the CCAMLR Working Group on Fish Stock ... (asymptote = 1). The length at which 50% of the population were mature (L,,,) was determined from the ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 37–46 : Author(s): Everson, I. and A.W. Murray

4. Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited

   icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited Abstract / Description ... Expedition ANT XIX/3 by RV Polarstern in February 2002. Five hauls were conducted north of the two islands at ... primarily fish 25–35 cm long. The fish fauna at the tip of the Antarctic Peninsula represents a combination ... :  The former fishing ground off Joinville–D’Urville Islands was revisited in the course of the Antarctic ... GROUND FOR THE SPINY ICEFISH (CHAENODRACO WILSONI), AT THE TIP OF THE ANTARCTIC PENINSULA – REVISITED ... Polarstern in February 2002. Five hauls were conducted north of the two islands at depths of 149 to 282 m on ... fi sh 25–35 cm long. The fi sh fauna at the tip of the Antarctic Peninsula represents a combination ... much more sparse. This is particularly true of the fi shing ground off Joinville–D’Urville Islands at ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 1–20 : Author(s): Kock, K.-H., L. Pshenichnov, C.D. Jones, K. Shust, K.E. Skora and Zh.A. Frolkina

5. Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides

   Paper Title:  Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides ... Abstract / Description:  Traditionally, the approach used in the assessment of new fisheries has been based ... on research surveys, making it possible to estimate the standing stock and potential yield of a ... resource by coarse methods. The main aim of such surveys is to monitor fishing operations in order to ... evaluation methods based on catch composition data. This paper explores the application of catch-at-age ... -at-age model proposed below relates to this last type of fishery. 2. EVALUATION MODEL The basic ... assumptions of the catch-at-age model are as follows: • the stock of D. eZeginoides belongs to a closed ... = numbers at the beginning of the research survey J.1i = exploitation rate F i = fishing mortality r i ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 3–9 : Author(s): Zuleta, A.V. and C.A. Moreno

6. A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia

   structure of Antarctic krill at South Georgia Abstract / Description:  A composite recruitment index based ... and length data are derived from standard station net hauls only. Comparison of these indices showed ... substantial differences, due in part to bias arising from a large number of krill in just one of the station ... net hauls. Therefore, when the number of station net hauls is limited, bias is likely to be reduced if ... RECRUITMENT INDEX TO DESCRIBE INTERANNUAL CHANGES IN THE POPULATION STRUCTURE OF ANTARCTIC KRILL AT SOUTH ... population structure have been obtained from krill eaten by predators at the western end of South Georgia ... Programme has carried out systematic net hauls at up to eight stations within each of two boxes on the ... survey boxes is shown at the top left. The bathymetric contour represents 1 000 m. Table 1: Number of ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 71–84 : Author(s): Watkins, J.L

7. Assessments of by-catch in trawl fisheries at Heard and McDonald Islands

   Paper Title:  Assessments of by-catch in trawl fisheries at Heard and McDonald Islands Abstract ... (Statistical Division 58.5.2) to significantly affect, in the long term, spawning biomass of three taxa caught ... skates). The long-term annual yield for each of the three taxa was estimated using the generalised yield ... biomass estimates from surveys in the region from 1990 to 1993 and a limited amount of biological data ... ASSESSMENTS OF BY-CATCH IN TRAWL FISHERIES AT HEARD AND MCDONALD ISLANDS A.J. Constable, R. Williams and ... to those that maintain the by-catch at 'tolerable' levels relative to the catch of the target ... Measures 109/XV and 11O/XV provisions aimed at protecting by-catch species in the course of these ... at least five days.' Neither of the two approaches indicated above makes a direct appraisal of ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 231–243 : Author(s): Constable, A.J., R. Williams and W.K. de la Mare

8. e-sc-xxxv-a05.pdf

   ... 13). 156 2.22 In response to the request from the Scientific Committee (SC-CAMLR-XXXIV ... 2.28), the Secretariat be requested to produce the biomass estimates for all research blocks ... in Subareas 48.6 and 58.4 and to present these to WG-FSA-16. 2.26 The Working Group requested ... be calculated by the Secretariat using the same methods. The Secretariat requested Members provide geographic ... 2016) Opening of the meeting 1.1 The 2016 meeting of WG-SAM was held in the Sala Lignea at the ... to identify species existing at the stations. Also, the use of a light on the net may lead to biased ... the krill fishery for assessing the length composition of the catch. Catch at length is an important ... number of hauls to allow better estimates of catch at length in the krill fishery. 2.12 The Working application/pdf attached to:WG-SAM-16

   Meeting Report : WG-SAM-16

9. Beached marine debris surveys and incidences of seabird/marine mammal entanglements and hydrocarbon soiling at Bird Island and King Edward Point, South Georgia, and Signy Island, South Orkneys, 2009/10

   (entanglements and hydrocarbon soiling only). Surveys of beached marine debris at Bird Island recorded a total of ... 2010) respectively. Surveys at Signy Island recorded a total of 41 items during summer 2009/10 ... varying quantities) at Bird Island, and the majority of items collected at Signy Island were either ... plastic or wood. Entanglements of 7 Antarctic fur seals (4 involving green nylon string) were observed at ...

   Meeting Document : SC-CAMLR-XXIX/BG/10 : Author(s): Delegation of the United Kingdom

10. Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Signy Island, South Orkney Islands 1999/2000

    Abstract:  The results of the fourth annual survey of entanglement of Antarctic fur seals at Signy ... juvenile males, the main component of the population at this time of year.The number of sightings was the ... the number of fur seals arriving at Signy Island in 1999/2000 was the highest observed since ... being caused to 60% of animals at Signy Island, which was the lowest on record. As usual this was higher ...

    Meeting Document : SC-CAMLR-XIX/BG/03 : Author(s): Delegation of the United Kingdom

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