Search results
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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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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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Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses
weaken lower trophic levels by removals of fish such as grenadiers and skates as by-catch (Kock, 2001 ... interactions within food webs. This is based on the assumption that the isotope ratios (δ13C and δ15N ... , 1984; Vander Zanden and Rasmussen, 2001; Post, 2002). Recently, the combination of stomach content ... . Alfaro, A.C., F. Thomas, L. Sergent and M. Duxbury. 2006. Identification of trophic interactions within ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Author(s): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*
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CCAMLR ecosystem monitoring and a feedback management procedure for krill
) and the scale at which interactions between different species needs to be considered (e.g., Murphy et al., 1988 ... -fishery interactions: modelling and the Southern Ocean. In: BEDDINGTON, J.R., R.J.H. BEVERTON and D.M ... of interaction between Antarctic krill and the environment. In: SAHRHAGE, D. (Ed.). Antarctic Ocean ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 345–350 : Author(s): Constable, A.J.
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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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Assessing the power to detect systematic change in Adélie penguin foraging trip duration
of this study is that it focuses attention on the interaction and balance between Type I and Type II errors ... ). DMSP SSM/I daily polar gridded sea ice concentrations, June to September 2001. Maslanik ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 201–215 : Author(s): Southwell, C., J. Clarke and L.M. Emmerson
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
. ICES J. Mar. Sci., 56: 797–810. Kock, K.-H., J.M. Clark and C.A. Moreno. 2008. Interactions between ... and B. Watkins. 2004. Killer whale (Orcinus orca) and sperm whale (Physeter mac- rocephalus) interactions ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Author(s): Brandão, A. and D.S. Butterworth
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A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey
of Area 48 (CCAMLR-2000 Survey) (Trathan et al., 2001; Hewitt et al., 2004a) of the Scotia Sea employed ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Author(s): Heywood, B.G., A.S. Brierley and S.F. Gull
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Information on the status of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in the lower South Shetland Islands, derived from the 2000–2006 monitoring program at Potter Cove
period of 24 years which began in 1983, and at Harmony Cove in the summers of 2001to 2003. The decline ... which began in 1983, and at Harmony Cove in the summers of 2001to 2003. The decline in trammel net ... of 24 years which began in 1983, and at Harmony Cove in the summers of 2001 to 2003. The decline ... désormais sur 24 années, et à l’anse Harmony, pendant l’été, de 2001 à 2003. Le déclin de Notothenia rossii ... в бухте Гармони в летние месяцы 2001–2003 гг. Все еще SHORT NOTE Barrera-Oro and Marschoff 84 ... , and from 2001 to 2003 at Harmony Cove (HC). By updating analyses of rela- tive abundances ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 83–87 : Author(s): Barrera-Oro, E.R. and E.R. Marschoff
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Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas
1997 76.771 10.381 19'7'8 81~222 11.151 1999 80.340 11 .248 2000 BO.1E:l 11.625 2001 74.125 10.669 ... ,~, '-' 2001 73.395 5.579 2002 74.454 5.666 2003 71.571 5.411 2004 75.960 5.636 AVE 69.170 5.130 Stock ... 1998 3. 06 23 93 · 06 1999 2. 99 ',7 .. ..::, . ...:. 92 06 2000 2. 94 1 02 06 2001 2.99 ... 1 'i S:' 4 1995 1996 :t'i9? 1998 19'79 2000 2001 2002 2003 2004 AVE 1987 1988 1989 19'7'0 1991 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Author(s): Hennemuth, R.C., K.D. Bisack and G. Duhamel