Search results
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Interaction of marine mammals with the longline fishery around the Kerguelen Islands (Division 58.5.1) during the 1995/96 cruise
Paper Title: Interaction of marine mammals with the longline fishery around the Kerguelen Islands ... (Division 58.5.1) during the 1995/96 cruise Abstract / Description: The only interaction observed between ... ). These seals are responsible for the loss of 0.75 % of toothfish during the longline sets in which interaction ... Interaction of marine mammals with the longline fishery around the Kerguelen Islands (Division ... INTERACTION OF MARINE MAMMALS WITH THE LONGLINE FISHERY AROUND THE KERGUELEN ISLANDS (DIVISION 58.5.1 ... , France Abstract The only interaction observed between longliners fishing for Patagonian tootl~fish ... of 0.75 % of toothfish during the longline sets in which interaction occurred, as against 2.2 % of fish ... lost from the hooks during line hauling. Resume Les interactions observees entre les palangriers ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 171–174 : Author(s): Capdeville, D
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Length-at-age in juvenile Patagonian toothfish (Dissostichus eleginoides)
, it has been demonstrated (Ashford et al., 2001) that, over the lifespan of the fi sh, age estimates ... for readers estimating age (Ashford, 2001). However, although the nucleus and annuli are easily ... (2001). The left or right otolith from sampled fi sh was randomly selected, baked and ground using ... -CAMLR, 2001) at which standard criteria for age estimation were established. As a result, criteria ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 1–10 : Author(s): Ashford, J., C. Jones, S. Bobko and I. Everson
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A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age data and compared to observed growth from mark–recapture studies
parameter estima- tion has been studied by Troynikov (1999), Lucena and O’Brien (2001), Taylor et al. (2005 ... - frequency (LF) sample. Lucena and O’Brien (2001) incorporated gear selectivity in their estimation ... the VP likelihood were calculated using the ‘nlminb’ function in S-plus (Insightful, 2001) and the ‘fi ... in Figure 5, along with the fi tted loess smoother (Insightful, 2001, p. 435) with 99% confi dence bars ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Author(s): Candy, S.G., A.J. Constable, T. Lamb and R. Williams
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Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville–D’Urville Islands (Antarctic Peninsula)
eggs, C. wilsoni hatch from late austral winter (August–September) onwards (Kock et al., 2008). Post ... (August–early September), 1 September was considered as the birthdate of the species. It is assumed ... the reproducibility of age esti- mates (or ageing precision) (Campana, 2001), the index of average percent error (APE ... dataset rather than the mean length-at-age (Haddon, 2001). The growth performance index (Φ’ = 2 log ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 115–130 : Author(s): La Mesa, M., A. De Felice, C.D. Jones, K.-H. Kock
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A potential feedback approach to ecosystem-based management: Model Predictive Control of the Antarctic krill fishery
on the simplified formulation of Constable’s (2001) multi-species model in Hill et al. (2006). It is modified ... the equations of Constable (2001), and harvesting and movement are represented with additive loss or gain ... - ables in each area (Constable, 2001): ( )2, ~ , ii k i KKK σ . (4) The sequences of random variables ... rates, growth rates and mean carrying capacities were taken from Constable (2001). The variances ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 119–137 : Author(s): Hill, S.L. and M. Cannon
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Analysis of variability of krill size and fish by-catch in the Japanese krill fishery based on scientific observer data
and vessels. The potent interaction effect between year and subarea suggests large spatio–temporal variability ... hardly show difference among years, subareas and vessels. The potent interaction effect between year ... , subareas and vessels. The potent interaction effect between year and subarea suggests large spatio ... , subarea effect and their interaction effect on the variation of krill length as follows: ij i j ijY ... and γij represent the effect of year i, the effect of subarea j, and their interaction effect ... the year effect, the subarea effect, and their interaction effect on the variation of the number ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 31–47 : Author(s): Okuda, T. and M. Kiyota
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Analysis of trends in Japanese krill fishery CPUE data, and its possible use as a krill abundance index
2, and “:” specifi es an interaction. The consistently best, minimal random-effects model was spl(month.ns) + spl ... period. CPD showed an increase from November to February, and stayed constant until August ... from August onwards. In Subarea 48.3, predicted values were constant from April to September ... in Figure 7 from September to October in Subarea 48.1 and August to October in Subarea 48.2, since ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 1–28 : Author(s): Kawaguchi, S., S. Candy, S. Nicol, K. Taki and M. Naganobu
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The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
, 1992; Guinet et al., 1994; Wilson et al., 2001; Boyd, 2002; Kock and Everson, 2003; Weimerskirch et ... (Butterworth and Thomson, 1995; Murphy, 1995; Mangel and Switzer, 1998; Thomson et al., 2000; Constable, 2001 ... trawl surveys over the past 25 years (Kock, 1986; Jones et al., 1998, 2000, 2001, 2003; Jones and Kock ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Author(s): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams
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Options for allocating the precautionary catch limit of krill among small-scale management units in the Scotia Sea
c Committee and the Commission (SC-CAMLR, 2001; CCAMLR, 2001), and a workshop was convened under the aus ... ., 1999; Boyd and Murray, 2001). While it may be preferable to index krill biomass and/or hydrographic ... 5090 –4.651 25.7 2.272 –4.422 2000/01 34.7 5263 –4.701 6.6 2.320 –4.176 2001/02 46.6 5240 –4.628 3.3 ... Georgia (Boyd and Murray, 2001; Boyd, 2002b). In contrast, the predator and krill data for the South ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 81–97 : Author(s): Hewitt, R.P., G. Watters, P.N. Trathan, J.P. Croxall, M.E. Goebel, D. Ramm, K. Reid, W.Z. Trivelpiece and J.L. Watkins
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
to August 2009 for Grounds B and C were 8 284 and 3 416 respectively, with trawl responsible for 2 158 ... the estimate of σC reached its upper bound of 2.0. The estimated value of F for 2001 and 2008 reached its ... that most of the catch is predicted to be taken in 2001, indicate that predic- tions from the BODE model ... that are released from trawl gear due to their relatively brief interaction with the fishing gear, as opposed ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 29–45 : Author(s): Candy, S.G., D.C. Welsford, T. Lamb, J.J. Verdouw and J.J. Hutchins