Résultats de la recherche

1. Interactions between cetaceans and fisheries in Southern Ocean

   . Sperm whales became frequently entangled in the line and part of the line was lost in a number of cases ... only occasionally and one whale (presumably a minke whale) died. Author(s):  K.-H. Kock (Germany), M ...

   Meeting Document : WG-FSA-05/11 : Auteur(s): K.-H. Kock (Germany), M. Purves (South Africa) and G. Duhamel (France)

2. Foraging energetics of Antarctic fur seals in relation to changes in prey availability

   parturition in 1984, and both pup mortality and the proportion of pups that died from starvation were double ... the 1985 values. Female condition at parturition and average foraging-trip duration (i.e., offspring ... account for the observed between-year difference in at-sea FMR of C. ursinus while foraging-trip duration ...

   Meeting Document : SC-CAMLR-VIII/BG/13 : Auteur(s): Delegation of United Kingdom

3. An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia

   sampling of toothfish was taking place, and as far as possible to cover the early, middle and late stages ... capture during the day; catch rates of these and white-chinned petrels were reduced after early May ... operations occurred at night except for five lines when setting continued into the early dawn. A similar ... hauling after setting of the line had continued into early daylight hours on 3 April: these were ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Auteur(s): Ashford, J.R. and J.P. Croxall

4. Beyond MSY: a consideration of definitions of management objectives

   reasonably precisely. In the conditions of the north Atlantic in the early 1970s, with consensus being ... Peruvian anchovy just before the collapse (Anon 1972), these were seldom acted on. This failure was ... the need to take into account "associated and dependent" species. It is probably too early to hope ... opportunity for good catches may be lost, while if it is weak the stock may be severely over-fished ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Auteur(s): Gulland, J.A.

5. SC-CAMLR-SSP/8

   occurring were Thysanoessa sp. (3.3.%), myctophids (Electrona sp., Gymnoscopelus sp.) (1.8%), early life ... southeast and on coastal stations in the east. T. gaudichaudii was the staple food in most of the western ...

   Document : Site Section: Publications

6. Scientific Abstracts 1992

   mature stages and/or the development state of mature females during early summer. The overall ... indicated that krill biomass in this region had been lower than expected until early February 1991. As for ... ) at Seal Island were conducted to identify and evaluate their foraging areas during early January 1990 ... the Australian SIBEX-II data. The Australian SIBEX-II estimate falls in the middle of the range of ...

   Document : Site Section: Publications

7. The foraging range of Adélie penguins – implications for CEMP and interactions with the krill fishery

   30 km) between 1972 and 1994. They are taken as indicating the consistent presence of harvestable ... Island tracked during the early creche period also showed a similar V-shaped foraging area. At Scullin ... Monolith, to the east of Mawson, birds tended to move in a northeasterly direction, but once out near the ... penguins feeding chicks at Davis (Table 2), especially in the early stages when birds foraged in ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 75–87 : Auteur(s): Kerry, K.R., J.R. Clarke, S. Eberhard, H. Gardner, R.M. Lawless, S. Corsolini, S. Focardi, E. Franchi, D. Rodary and R. Thomson

8. Scientific Abstracts 1998

   . In four of these years bio- mass was higher to the east. South Georgia and Elephant Islands ... climate variation. Fur seal foraging trip duration was transformed into a normally distributed index of ... of de- pendence on krill, the feasibility of taking alternative prey and constraints on trip duration ... 50% in macaroni) and to doubling of foraging trip duration in albatrosses. Breeding success was ...

   Document : Site Section: Publications

9. A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

   location and timing of spawning and the probable early life-history characteristics of toothfish, the drift ... to the north and east of the Ross Sea. The spawning appears to take place during the austral winter ... along the continental slope and shelf to the east of the Ross Sea in Subarea 88.2. As the juveniles grow ... region are reviewed. Based on the presumed location and timing of spawning and the probable early life ... the ridges and banks of the Pacific-Antarctic ridge to the north and east of the Ross Sea. The ... eastwards with the eastern Ross Sea gyre, settling out along the continental slope and shelf to the east of ... ) and a research trip was carried out into Subarea 88.3 (Patchell, 2005). Over the past 10 years ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Auteur(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams

10. A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)

    role in the Ross Sea pelagic ecosystem (Marr, 1962; Azzali et al., 1999). To estimate the abundance of ... of the net and to the net avoidance (Wiebe, 1972; Everson and Bone, 1986). This last bias affects ...

    Meeting Document : WG-EMM-01/63 : Auteur(s): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)

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