Résultats de la recherche

1. Length-at-age in juvenile Patagonian toothfish (Dissostichus eleginoides)

   ., 2001) that, over the lifespan of the fi sh, age estimates derived from scale readings are lower than ... considered to provide the best and most consistent pattern for readers estimating age (Ashford, 2001 ... . eleginoides were prepared according to the method of Ashford (2001). The left or right otolith from sampled ... fi sh was randomly selected, baked and ground using a Hillquest thin section grinding machine to ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 1–10 : Auteur(s): Ashford, J., C. Jones, S. Bobko and I. Everson

2. 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 ... results are discussed in relation to the ecology of krill and the fishery's interaction with local ... interannual variability in the distribution of trawls. The data for 1993 were only available from August but ... valleys. The results are discussed in relation to the ecology of krill and the fishery's interaction with ... available. From August 1994 all vessels licensed to operate in the South Georgia and South Sandwich ... recorded in the trawl dataset represent 71% of the catches recorded from August to October 1993 but only ...

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

3. Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density

   moorings (Reid and Brierley, 2001). It has been shown previously (Reid and Brierley, 2001) that sizes of ... may occur against the predominately low winter signal (e.g. July–August in 2005) (Figure 2), and ... for a calibrated echo sounder, and issues with identifying echoes from target organisms in single ... physical interactions operating at various scales throughout the Scotia Sea (Murphy et al., 1998) and ...

   Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Auteur(s): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone

4. A review of the effectiveness of streamer lines as a seabird by-catch mitigation technique in longline fisheries and CCAMLR streamer line requirements

   effective at reducing sea- bird attacks and mortality than a single streamer line (Melvin et al., 2001 ... ; Fenaughty, 2001; Smith, 2001). Based on these observations, the CCAMLR ad hoc Working Group on Incidental ... (Melvin and Robertson, 2001). Streamer line designs in current use stem from the best efforts and anec ... line. Boggs (2001) reported a 70% reduc- tion in North Pacifi c albatross contacts with baits using ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 189–201 : Auteur(s): Melvin, E.F., B. Sullivan, G. Robertson and B. Wienecke

5. Analysis of albatross and petrel distribution within the CCAMLR Convention Area: results from the Global Procellariiform Tracking Database

   breeding sites, the principal threat to many species is from interaction with fisheries (Robertson and ... , albatrosses and petrels are not only the object of at-sea observation data (e.g. White et al., 2001; Woehler ... areas still represent areas where there is potential interaction with fisheries. Data holders ... CCAMLR open and closed fishing periods that apply to Subarea 48.3 (open 1 May–31 August, closed 1 ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 143–174 : Auteur(s): BirdLife International (prepared by C. Small and F. Taylor)

6. Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in CCAMLR Subarea 48.3

   August 2001. Specimens were frozen and then thawed prior to examination at the British Antarctic ... . Williams. 2001. Trophic interactions between the Patagonian toothfi sh, its fi shery, and seals and ... ; Goldsworthy et al., 2001), and discarded by- catch fi sh are known to be taken by black-browed and grey ... interactions in the Southern Ocean ecosystem. In the waters around South Georgia and Macquarie Island ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 133–143 : Auteur(s): Morley, S. and M. Belchier

7. Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville–D’Urville Islands (Antarctic Peninsula)

   austral winter (August–September) onwards (Kock et al., 2008). Post-larvae and early juveniles are ... was generally found from the core towards the proximal-ventral side of the otolith section. As a ... zones. Assuming hatching from late austral winter onwards (August–early September), 1 September was ... . When the difference remained, the otolith section was dis- carded. To estimate the reproducibility of ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 115–130 : Auteur(s): La Mesa, M., A. De Felice, C.D. Jones, K.-H. Kock

8. Fishing intensity of the Soviet fleet in krill fisheries in the southern Atlantic (Subareas 48.2 and 48.3)

   ecosystem approach adopted by CCAMLR (SC-CAMLR, 1993 and 2001; Thomson et al., 2001; Hewitt and Low, 2000 ... theory of fi sheries systems developed in AtlantNIRO by Kadilnikov (1985 and 2001). This theory ... CCAMLR Statistical Bulletins (CCAMLR, 1994 and 2001). Fishing effort was standardised over the groups ... catches reached 400 000 tonnes (CCAMLR, 1994 and 2001) from which 95 to 99% was taken by the Soviet fl ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 15–35 : Auteur(s): Kasatkina, S.M. and V.F. Ivanova

9. Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea

   (Pygoscelis adeliae) was studied at Edmonson Point, Victoria Land, during the 1999, 2001 and 2003 breeding ... females were significantly longer than in 1999 and 2001, which in turn delayed the mean departure date of ... delayed compared to dates recorded in 1999 and 2001. The average weight of adults rearing chicks was lower ... Point, Victoria Land, during the 1999, 2001 and 2003 breeding seasons. Weather and sea-ice regimes ... than in 1999 and 2001, which in turn delayed the mean departure date of males on the second incubation ... recorded in 1999 and 2001. The average weight of adults rearing chicks was lower in 2003. It is suggested ... pointe Edmonson, en Terre Victoria, pendant les saisons de reproduction de 1999, 2001 et 2003. Les ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Auteur(s): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi

10. Commercial krill fisheries in the Antarctic, 1973 to 1988

    (April to August). Trends in the fishery with respect to independent estimates of krill abundance and ... 48.3 where fishing is predominantly confined to the winter months (April to August). Trends in the ... between April and August (Le. in late autumn through winter) with peak catches in June. This observed ... . Scales of interaction between Antarctic krill and the environment. In: SAHRHAGE, D. (Ed.). Antarctic ... that a first step in determining the effects of possible interactions between krill and other species ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 229–281 : Auteur(s): Miller, D.G.M.

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