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1. An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (CCAMLR Division 58.4.3b) based on fine-scale catch and effort data

   evidence of poor recent recruitment, indicates that the stock is likely to have been overfished. Several ... ) fishing, and evidence of poor recent recruitment, indicates that the stock is likely to have been ... estimados de pesca ilegal, no declarada y no reglamentada (INDNR) y a las señales de un bajo reclutamiento ... indi- cated that no small (<50 cm) Dissostichus spp. were present on BANZARE Bank (SC-CAMLR, 2006b ... effort in the fishery. Given the short period fished by vessels in each season (December to March), no ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 55–78 : Autor(es): McKinlay, J.P., D.C. Welsford, A.J. Constable and G.B. Nowara

2. 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

   failure are the poor qual- ity and quantity of data, and the strong reliance on tag-recapture data for ... abundance estimates. Tag- recapture data have been considered poor in many instances due to general ... -frequency of released tags and subsequently landed catch, poor tag detection rates, high post-tagging ... recruitment fails, e.g. because of low spawning biomass, mean length may increase since small fish no longer ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Autor(es): Ziegler, P.E., D.C. Welsford and A.J. Constable

3. The Soviet krill fishery in the Atlantic Sector of the Antarctic from 1977 to 1991: fishing effort distribution and interannual patterns

   that period (Table 2). Unfortunately there were no standard abbrevia- tions for some of the vessel ... 20 9 3 19 3 49 7 63 99 .8 B A T – la rg e au to no m ou s tr aw le r, p ... T . B A T K R R – la rg e au to no m ou s tr aw le r fo r fi sh a nd k ri ... 58 0 K W T . B A T M – la rg e au to no m ou s tr aw le r fo r fr oz en a nd ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 1–13 : Autor(es): Litvinov, F.F., V.A. Sushin, G.A. Chernega and O.A. Berezhinsky

4. Brief comments on the simulation study made by Professor Butterworth on krill fishing by an individual Japanese trawler

   IIporpaMMbl FIBEX. B CB~3H C TeM, 4TO nOHCK npH npoMblc~e B C~O~X 3aHHMaeT 04eHb Ma~o BpeMeHH, no~e3HOCTb ... ~aHHblx no BpeMeHH nOHCKa nO~BepraeTc~ COMHeHHIO. BO-BTOPbIX, Mbl COMHeBaeMC~ B no~e3HOCTH nOKa3aTe~eH ... , nO~y4eHHb1X Ha OCHOBe CYMMbl Be~H4HH BpeMeHH nepBH4Horo H BTopH4Horo nOHCKa (PST +SST), TaK KaK ... ~~O)l{eHO pacmHpHTb 3HaHH~ 0 pacnpe~e~eHHH KPH~~ ~O Ha4a~a pery~~pHoro c60pa ~aHHbIX no BpeMeHH ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 347–350 : Autor(es): Ichii, T. and Y. Endo

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

   , no inferences can be made about stock size regions that are not searched. A Bayesian approach is ... concentrations, there is no indication in the data of the type of movement, as described above, or whether the ... there is no way of determining how many different concentrations were really present. (ii) Another ... time, but there is no way to tell if this is true (or what the operations were) from the logbooks ...

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

6. 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

   bias and imprecision for the CCODE model of the order of 2% while no increase was detected using the ... ), the population in Ground B is assumed to be ‘closed’ in that there has been no immigration nor ... over-dispersion parameter of 1 (i.e. no over-dispersion) for the assumed Poisson distribution for ... . (2010) attempted to rectify the poor performance of the BODE model, in particular its poor fit to the ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 29–45 : Autor(es): Candy, S.G., D.C. Welsford, T. Lamb, J.J. Verdouw and J.J. Hutchins

7. Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia

   O T I ~ . A~anki3b1 no perkioHaM BbIxnane onpeAeneHHb1e Y Y ~ C T K H Murphy et al. pafio~oe ... bien estos datos dan una indication general de las zonas en donde ha operado la pesqueria, no muestran ... 1993 at the start of the 1993/94 summer season. The predators at Bird Island showed very poor ... with the main summer foraging area was greatest in the poor krill year of 1993/94 (Brierley and ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Autor(es): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt

8. Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea

   normality and non-parametric statistics were employed when no adequate transformation was found. All tests ... later (F2,260 = 43.04, p < 0.001) in 2003 (Table 2). No signifi cant differences between years were ... poor condition. In fact the mean body mass of adults was uniformly lower throughout the entire chick ... poor and sea-ice dynamics in the summer were also certainly infl uenced by the C15 and B15A icebergs ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Autor(es): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi

9. Consideration of major issues in ecosystem monitoring and management

   a direct consequence, if there are no chicks produced in a particular season there can be no ... ., 1994) that indicates reliance on krill. There have been no reported studies on the metabolic rate of ... . The index ranges from It = 0, indicating no spatial overlap during period t, to It = 1, indicating ... no problem might exist. Some mechanism is therefore needed to incorporate total available krill ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Autor(es): Everson, I

10. A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region incorporating multi-year mark-recapture data

    since the late 1990s. No fishery-independent methods of monitoring stock abundance were plausible, and ... demonstrates the value of multi-year mark-recapture programs to estimate fish stocks even where no fishery ... residuals. MCMC results Trace plots showed no evidence of poor convergence in the key biomass parameters ... . No fishery-independent methods of monitoring stock abundance were plausible, and hence a multi-year ... value of multi-year mark-recapture programs to estimate fish stocks even where no fishery-independent ... and commercial catch age-composition data have been developed. How- ever, no fishery-independent ...

    Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 39–62 : Autor(es): Mormede, S., A. Dunn and S.M. Hanchet

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