Résultats de la recherche
-
Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
°C with an underlying pycnocline truncated near the 27.7 aa density. 2.1 57°W Section The water ... mass structure along the tip of Antarctic Peninsula does reveal strong spatial variability. A section ... section the Pacific intrusion attenuates, replaced by the very cold, but low salinity water filling the ... this a/s feature is included in the discussion section of this paper. 2.5 Group #3 North of Elephant ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Auteur(s): Gordon, A.L.
-
Towards the development of a management plan for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3
ecosystem interactions, and the resulting uncertainty about stock trajectories, has been a factor in the ... interactions at South Georgia (Figure 1). The various sources of information which might contribute to the ... about the dynamic interactions in Figure 1, it might be possible to reduce this variability, only ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 63–77 : Auteur(s): Agnew, D.J., I. Everson, G.P. Kirkwood and G.B. Parkes
-
An alternative method for estimating the level of illegal fishing using simulated scaling methods on detected effort
’ problem. This problem is also described and examined. The discussion section of the paper suggests ... level of coverage that could be assumed, although it would raise further issues in establishing ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 143–161 : Auteur(s): Ball, I
-
Krill biomass in Area 48 and Area 58: recalculations of FIBEX data
single stratum value for (p A) was obtained by combining the individual survey section densities, having ... -analysis of the FIBEX survey results a number of issues are highlighted. These include: (i) appraisal of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 157–181 : Auteur(s): Trathan, P.N., D.J. Agnew, D.G.M. Miller, J.L. Watkins, I. Everson, M.R. Thorley, E. Murphy, A.W.A. Murray and C. Goss
-
Distribution and size of Antarctic krill (Euphausia superba Dana) in Polish commercial catches taken in the Atlantic sector of the Southern Ocean from 1997 to 1999
large catches were taken (CCAMLR, 2001a; Litvinov et al., 2001). Jackowski 86 Density of ... , Part IV, Section 4. CCAMLR, Hobart, Australia. Everson, I. and C. Goss. 1991. Krill fi shing ... . Berezhinskiy. 2001. Soviet krill fi shery in 1977–1992, Part 1. Distribution, fi shing ef- fort interannual ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 83–105 : Auteur(s): Jackowski, E
-
Distribution of mackerel icefish (Champsocephalus gunnari) (Channichthyidae) around South Georgia at various stages of its life cycle
Shag Rocks area (Frolkina, 2001). The eastern group differs signifi cantly from the western group ... , 2001). For reasons as yet unknown, this could be linked to an absence of fi sh migration from the ... distribution of C. gunnari varied with growth and increasing body weight. After hatching in August–September ... October 1983, Kerch: 89–90 (in Russian). Frolkina, Zh.A. 2001. Age–length composition of mackerel ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 49–69 : Auteur(s): Frolkina, Zh.A
-
Integrating Count Effort by Seasonally Correcting Animal Population Estimates (ICESCAPE): a method for estimating abundance and its uncertainty from count data using Adélie penguins as a case study
statistical distribution, need to be accommodated. The present study addresses these issues by devel- oping a ... chick) and the date of the count. These issues are addressed by developing a par- ametric bootstrap ... was cho- sen because it represented four issues of the estima- tion process: adjustment of counts that ... availability data. As Starck (1980) made no mention of issues related to sample fraction or detectability, it ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 213–227 : Auteur(s): McKinlay, J., C. Southwell and R. Trebilco
-
Marine debris and fishing gear associated with seabirds at sub-Antarctic Marion island, 1996/97 and 1997/98: in relation to longline fishing activity
their foraging ranges, as well as the level of interaction between these species and sources of marine ... debris (e.g. unregulated fishing vessels). The interaction of procellariiformes with longline fishing ... , this interaction was almost certainly with the toothfish vessels operating around Marion Island ... ., J.P. Croxall, P.S. Rubilar and C.A. Moreno. 1995. Seabird interaction with longlining operations for ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 85–96 : Auteur(s): Nel, D.C. and J.L. Nel
-
Analysis of variability of krill size and fish by-catch in the Japanese krill fishery based on scientific observer data
, subareas and vessels. The potent interaction effect between year and subarea suggests large spatio–temporal ... hardly show difference among years, subareas and vessels. The potent interaction effect between year and ... interaction effect on the variation of krill length as follows: ij i j ijY µ α β γ= + + + (1) ( )~ N 0,10 ... ij represent the effect of year i, the effect of subarea j, and their interaction effect ... Biological model The biological model describes the year effect, the subarea effect, and their interaction ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 31–47 : Auteur(s): Okuda, T. and M. Kiyota
-
Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea
% (Campana, 2001). There was no apparent bias between the two readings of reader 1, although individual ... -reader bias (see Campana, 2001). Both readers obtained similar age estimates, on average, for skates ... Zealand (Francis et al., 2001), the Falkland Islands (Henderson et al., 2005; Arkhipkin et al., 2008) and ... . Campana, S.E. 2001. Accuracy, precision and qual- ity control in age determination, including a review of ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 211–220 : Auteur(s): Francis, M.P. and M.J. Gallagher