Résultats de la recherche

1. Depth distribution and spawning pattern of Dissostichus eleginoides at South Georgia

   stage 4. There was also some indication of an early breeding period around early May. It is worth ... Rocks. Evseenko, S.A., K.-H. Kock and M.M. Nevinsky. 1995. Early life history of the Patagonian ... ), 1997 (middle) and 1998 (bottom). The y-axis is the fitted function. Standard errors are plotted. Mean ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 19–36 : Auteur(s): Agnew, D.J., L. Heaps, C. Jones, A. Watson, K. Berkieta and J. Pearce

2. Performance and geometry of the FP-120 trawl used during UK fish stock assessment surveys around South Georgia, Subarea 48.3

   in 1992, the mini-transponder was lost on the first trawl on which it was deployed. Additionally ... using a single transducer mounted in the middle of the headline during the tow. This measurement can ...

   Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 51–69 : Auteur(s): Pilling, G. and G. Parkes

3. Analysis of krill trawling positions north of the South Shetland Islands (Antarctic Peninsula area), 1980/81–1999/2000

   operations concentrated on the outer shelf in the early 1980s, along the shelf slope in the mid to late 1980s ... , and from the shelf across to the outer shelf in the early to late 1990s. Intra-annually, trawling ... fishing operations concentrated on the outer shelf in the early 1980s, along the shelf slope in the mid ... to late 1980s, and from the shelf across to the outer shelf in the early to late 1990s. Intra ... each fishing season were initially large with a gradual decrease in the early 1980s. Mean STP for ... are known to be concentrated along the oceanic to shelf break region in early summer (December) and ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 25–36 : Auteur(s): Kawaguchi, S. and K. Segawa

4. Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data

   austral summer and early autumn, deepened gradually from autumn and reached maximum depth in winter in the ... Scotia Sea, shifting to shallower depths again in early spring. The average catch-per-unit-effort (CPUE ... and SO. Daily average trawling depth tended to be shallower during austral summer and early autumn ... shallower depths again in early spring. The average catch- per-unit-effort (CPUE) was highest during the day ... ) in summer and turned transparent during autumn and winter, but began to colour again in early ... during summer and early autumn; it deepened from mid-autumn and reached its maximum in winter, but ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Auteur(s): Taki, K., T. Hayashi and M. Naganobu

5. Status of the Polish FIBEX acoustic data from the West Atlantic

   density between late December 1990 (46 g m-2) and early February 1991 (157 g m-'). The Profesor ... , minimum net densities were actually present by the middle of March (Siegel, 1988), therefore it is ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 125–132 : Auteur(s): Trathan, P.N., J. Kalinowski and I. Everson

6. Preliminary analyses of data collected during experimental phases of the 1994/95 and 1995/96 Antarctic crab fishing seasons

   more frequently than others), and the more vulnerable crabs were captured early in the depletion ... different from a simple linear term (p < 0.05). Predictions from equation 3 are illustrated in the middle ... with gamma errors and log-link to the positive CPUE data. The middle panel shows the trend in predicted ... equal to 1.0 (see Figure 3, middle panel). Consistent with such predictions, all of the hauls made ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 141–159 : Auteur(s): Watters, G

7. Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)

   early years of growth. However, because of the lack of small D. mawsoni, it was not possible to link ... released since 1972 (DeVries and Eastman, 1998). Some of these tagged fi sh were also injected with ... spawning by this species occurs in late winter to early spring (i.e. August–September). Spawning by D ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 125–138 : Auteur(s): Horn, P.L., C.P. Sutton and A.L. DeVries

8. Reproductive performance of seabirds and seals at South Georgia and Signy Island, South Orkney Islands, 1976-1987: implications for Southern Ocean monitoring studies

   some or all of breeding population size, breeding success, foraging trip duration and offspring growth ... success, foraging trip duration and offspring growth rate. 1977-78 and 1983-84 were summers of ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 445-447 : Auteur(s): Croxall, J.P., T.S. McCann, P.A. Prince and P. Rothery

9. Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data

   . Sample computations are performed, using data collected by Soviet research/survey vessels in the early ... collected by Soviet research/survey vessels in the early 1980s. These examples highlight the need for a ... concentration, we can construct the east-west extent and north-south extent of the concentration and thus ... concentrations. Let denote the average area of the concentrations computed from the east-west and north ... east-west extent of concentration i in data set j is denoted by EWEjj and the north-south extent of ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 283–322 : Auteur(s): Mangel, M.

10. Observation of seabirds in the Southern Ocean in 1988/89

    . Abundance was less to the east of the South Sandwich Islands and did not exceed 50 birds during a shift ... sector (Figure 6). Undoubtedly, this could have been due to the season (late summer/early autumn) as ... South Sandwich Islands. In the Indian Ocean sector the blue petrel only was observed to the east of 75 ... . Large flocks of up to 20 birds were common in summer to the east of 74°W. The number observed at one ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Auteur(s): Vagin, A.V. and V.V. Popov

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