Search results
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Length-based assessments revisited – why stock status and fishing mortality of long-lived species such as toothfish cannot be inferred from length-frequency data alone
abundance. Punt et al. (2001) investigated mean length and the upper 5th percentiles of length (and weight ... (variable rec) Individual trial specifications Reference year 2000 First year of projection 2001 ... al., 2001; Somerton and Kobayashi, 1991; Cope and Punt, 2009). The simulation results presented ... . Campbell and A.D.M. Smith. 2001. Evaluating empirical indicators and ref- erence points for fisheries ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Author(s): Ziegler, P.E., D.C. Welsford and A.J. Constable
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Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch in Australian sub-Antarctic trawl fisheries
. The dashed line represents the von Bertalanffy growth curve from Marriott and Horn (2001) for Macrourus ... for M. carinatus were compared to the growth curve derived by Marriott and Horn (2001) for M. whitsoni from ... at the upper end of the size spectrum. Marriott and Horn (2001) also found differences in growth rate ... . This is similar to results obtained in other studies on macrourids. Marriott and Horn (2001) produced estimates ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 139–151 : Author(s): van Wijk, E.M., R. Williams and A.J. Constable
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Low genetic diversity in the Antarctic toothfish (Dissostichus mawsoni) observed with mitochondrial and intron DNA markers
Sampling of D. mawsoni During summer 2001, tissue samples were col- lected from three CCAMLR areas ... of the control region, which is highly variable in some fi shes (Ishikawa et al., 2001), and a 709 bp fragment ... were tagged during the 2001, 2002 and 2003 seasons; the Table 2: Genotype frequencies at the CK6 ... relatively short distances between 5 and 73 km over 3 to 695 days (Hanchet et al., 2001; Sullivan et al ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 43–51 : Author(s): Smith, P.J. and P.M. Gaffney
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Distribution, biomass and characteristics of the Euphausia superba fishery around South Georgia (Subarea 48.3)
eddies and whirlpools are most often fonned as a result of the interaction of the bottom relief ... the Scotia Sea secondary front into the island area. This advection depends on the interaction of the large ... and Solyankin, 1979). It is difficult to evaluate these interactions using survey data from South Georgia alone ... is insufficient to research properly interannual variability. In order to assess the interaction of the ACC ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 123–147 : Author(s): Latogursky, V.I., R.R. Makarov and L.G. Maklygin
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Assessment and tag program adaption methods for exploratory fisheries in the CAMLR Convention Area: an example application for Division 58.4.3a
error CV was increased from 5–10% to 20% – most likely an interaction between the uncertainty ... this interacts with the decision rules. More established toothfish stock assessments with tagging programs ... ., 64 (4): 640–646. MacAllister, M.K., E.K. Pikitch and E.A. Babcock. 2001. Using demographic methods ... an informative prior for r is a rela- tively well established approach (McAllister et al., 2001) when ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 101–113 : Author(s): Hillary, R.M
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Beyond MSY: a consideration of definitions of management objectives
populations behave, and that not enough account is taken of interactions between species and variability ... . Knowledge of the interactions between krill and other species is still far from enabling a target ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Author(s): Gulland, J.A.
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
of the opaque zone deposition varies with species and environment (Gordon et al., 1995; Morales-Nin, 2001 ... et al., 1995; Swan and Gordon, 2001). The strongest environmental fluxes occurring on an annual ... (Swan and Gordon, 2001). Spawning, and/or fasting associated with spawning, is another strong seasonal ... in Subareas 88.1 and 88.2 from 1997–1998 to 2001–2002. Document WGFSA 02/38. CCAMLR, Hobart, Australia: 20 ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Author(s): Marriott, P.M., M.J. Manning and P.L. Horn
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Prey monitoring surveys: a discussion of the characteristics necessary in prey surveys
that could be employed and is primarily aimed at purely predator/prey interactions. Alternative designs ... by such surveys and the level of interaction is only a small proportion of the total Southern Ocean. The level ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 377-391 : Author(s): Everson, I.
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Length- and age-at-spawning of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
; Patchell, 2001; Hanchet and Horn, 2000). Male notothenioids typically have a one-year gam- ete development ... collected in 2009 or 2001 from the north, slope and shelf regions. Within the Ross Sea, sam- ple ... 1 1 2006 70 40 12 122 2007 59 3 62 2009 64 64 January 2001 8 8 2004 70 17 87 ... 4 6 10 2007 21 21 2009 37 37 March 2000 46 46 2001 2 57 59 2002 56 ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 53–73 : Author(s): Parker, S.J. and P.J. Grimes
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Demographic characteristics of the Adélie penguin population on Béchervaise Island after 12 years of study
was commenced in 2001; this paper presents results of these analyses and extends the initial demographic ... from 1990/91 to 2001/02. The Adélie penguin colony on this island consists of approximately 2 000 ... and 2001/02. Thus individuals initially tagged at Béchervaise Island and later found breeding on other ... period (mid-November) were determined for each of the breeding seasons from 1990/91 to 2001/02. Counts ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 53–74 : Author(s): Clarke, J., L.M. Emmerson, A. Townsend and K.R. Kerry