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1. Estimation of natural mortality using catch-at-age and aged mark-recapture data: a multi-cohort simulation study comparing estimation for a model based on the Baranov equations versus a new mortality equation.

   Paper Title:  Estimation of natural mortality using catch-at-age and aged mark-recapture data: a ... multi-cohort simulation study comparing estimation for a model based on the Baranov equations versus a ... applied. Two alternative estimation models were developed both using a Poisson likelihood for annual ... ; constant catch ODE (CCODE) model uses a new total mortality ODE with constant within-year catch per unit ... -rECapturE data: a multi-Cohort simulation study Comparing Estimation for a modEl BasEd on thE Baranov ... Equations vErsus a nEw mortality Equation S.G. Candy Australian Antarctic Division Department of ... applied. Two alternative estimation models were developed both using a Poisson likelihood for annual ... (CCODE) model uses a new total mortality ODE with constant within-year catch per unit time and does not ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 1–27 : Author(s): Candy, S.G.

2. 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

   (ICESCAPE): a method for estimating abundance and its uncertainty from count data using Adélie penguins as a ... case study Abstract / Description:  This work describes a parametric bootstrap model for standardising ... animal count data to a common reference point of breeding chronology for species with a complex temporal ... Population Estimates) is a suite of routines that implements a general abundance estimator accounting for ... 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 J. McKinlay ... , BC V5A 1S6 Canada Abstract This work describes a parametric bootstrap model for standardising ... animal count data to a common reference point of breeding chronology for species with a complex temporal ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 213–227 : Author(s): McKinlay, J., C. Southwell and R. Trebilco

3. A review of the effectiveness of streamer lines as a seabird by-catch mitigation technique in longline fisheries and CCAMLR streamer line requirements

   Paper Title:  A review of the effectiveness of streamer lines as a seabird by-catch mitigation ... technique in longline fisheries and CCAMLR streamer line requirements Abstract / Description:  Based to a ... light of a review of existing literature and available data on the effectiveness of single and paired ... is lacking and is identified as a high priority. Future streamer line research should compare the ... (2004): 189–201 189 A REVIEW OF THE EFFECTIVENESS OF STREAMER LINES AS A SEABIRD BY-CATCH MITIGATION ... Antarctic Division Channel Highway, Kingston 7050 Tasmania, Australia Abstract Based to a large degree on ... requirements (Conservation Measure 25-02 (2002), formerly Conservation Measure 29/XIX) in light of a review of ... identifi ed as a high priority. Future streamer line research should compare the attack or dive rate of ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 189–201 : Author(s): Melvin, E.F., B. Sullivan, G. Robertson and B. Wienecke

4. The error of the biomass estimate as a function of survey parameters and the statistics of a density field of krill aggregations

   Paper Title:  The error of the biomass estimate as a function of survey parameters and the ... statistics of a density field of krill aggregations Abstract / Description:  Simple relationships expressing ... the dependence of relative sampling error in a biomass estimate (from a survey) on the statistical ... this region. For a hydroacoustic survey, the anisotropy parameters correlation radius along transects ... ESTIMATE AS A FUNCTION OF SURVEY PARAMETERS AND THE STATISTICS OF A DENSITY FIELD OF KRILL AGGREGATIONS ... error in a biomass estimate (from a survey) on the statistical characteristics of the fish ... product of the average density for the region under examination and the area of this region. For a ... parameters. The relationships described here can be used in practice for both a posteriori estimation of ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 213-228 : Author(s): Kizner, Z.I.

5. Further computations of the consequences of setting the annual krill catch limit to a fixed fraction of the estimate of krill biomass from a survey

   a fixed fraction of the estimate of krill biomass from a survey Abstract / Description:  Butterworth ... relate potential krill yield to a pre-exploitation survey estimate of krill biomass. In this paper, the ... over the ranges of uncertainty for a number of model parameters. Results are provided for the ... ), as a function of the fraction of the biomass estimate which is set as the catch for a 20-year period ... THE CONSEQUENCES OF SETTING THE ANNUAL KRILL CATCH LIMIT TO A FIXED FRACTION OF THE ESTIMATE OF ... KRILL BIOMASS FROM A SURVEY D.S. Butterworth, G.R. Gluckman, R.B. Thomson and S. Chalis Department of ... Hobart, Tasmania 7000, Australia Abstract Butterworth et a l . (1992) put forward an extension of ... the harvesting model of Beddington and Cooke (1983) to relate potential krill yield to a pre ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 81–106 : Author(s): Butterworth, D.S., G.R. Gluckman, R.B. Thomson, S. Chalis, K. Hiramatsu and D.J. Agnew

6. Midwater trawl catchability as an aspect of a quantitative assessment of krill biomass conducted using a trawl census survey

   Paper Title:  Midwater trawl catchability as an aspect of a quantitative assessment of krill ... biomass conducted using a trawl census survey Abstract / Description:  Midwater trawl catchability is a ... catchability and krill distribution patterns. A comparative analysis of trawl catchability for commercial ... high relative error. A standard method for conducting krill trawl census surveys needs to be developed ... OF A QUANTIT ATIVE ASSESSMENT OF KRILL BIOMASS CONDUCTED USING A TRAWL CENSUS SURVEY S.M ... . Kasatkina* Abstract Midwater trawl catchability is a variable which depends on both the behavioural and ... will improve with better knowledge of trawl catch ability and krill distribution patterns. A ... because the biomass estimates thus obtained were characterised by high relative error. A standard method ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 257–272 : Author(s): Kasatkina, S.M.

7. A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty

   Paper Title:  A generalised model for evaluating yield and the long-term status of fish stocks ... under conditions of uncertainty Abstract / Description:  This paper presents a general fish stock ... the spawning stock biomass in accordance with CCAMLR criteria. These specify a bound on the ... probability that the spawning biomass will become depleted to below some specified level over a specified ... CCAMLR Science, Vol. 3 (1996): 31-54 A GENERALISED ... Channel Highway, Kingston 7050 Tasmania, Australia Abstract This paper presents a general fish stock ... the spawning stock biomass in accordance with CCAMLR criteria. These specify a bound on the ... probability that the spawning biomass will become depleted to below some specified level over a specified ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Author(s): Constable, A. and W.K. de la Mare

8. A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity

   Paper Title:  A proposed management procedure for the toothfish (Dissostichus eleginoides ... abundance. A Management Procedure (MP) approach is proposed to provide a sound scientific basis to recommend ... ‘Optimistic’, ‘Intermediate’, ‘Less Pessimistic’ and a ‘Pessimistic’ current status for the resource are ... are used for trials of a candidate generic MP which could provide future TAC recommendations for this ... CCAMLR Science, Vol. 16 (2009): 33–69 33 A PROPOSED ... VICINITY A. Brandão and D.S. Butterworth MARAM (Marine Resource Assessment and Management Group ... information indicates that past catches have had relatively little impact on abundance. A Management ... Procedure (MP) approach is proposed to provide a sound scientific basis to recommend future TACs in the ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Author(s): Brandão, A. and D.S. Butterworth

9. A first attempt at an assessment of the Patagonian toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands EEZ

   Paper Title:  A first attempt at an assessment of the Patagonian toothfish (Dissostichus ... reviewed briefly. It is characterised by very large illegal catches and a sharply declining longline catch ... -per-unit-effort (CPUE) trend. Application of a simple age-structured production model (ASPM) provides ... a robust indication that the spawning biomass has been depleted to, at most, a few percent only of ... , Vol. 9 (2002): 11–32 11 A FIRST ATTEMPT AT AN ASSESSMENT OF THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ... ELEGINOIDES) RESOURCE IN THE PRINCE EDWARD ISLANDS EEZ A. Brandão and D.S. Butterworth Marine Resource ... is characterised by very large illegal catches and a sharply declining longline catch-per-unit ... -effort (CPUE) trend. Application of a simple age-structured production model (ASPM) provides a robust ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 11–32 : Author(s): Brandão, A., D.S. Butterworth, B.P. Watkins and D.G.M. Miller

10. Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric characteristic?

    index of a morphometric characteristic? Abstract / Description:  In sexually dimorphic species ... discriminant analysis can be used to determine the sex of individuals, it is only able to correctly sex a ... certain proportion of birds. Two overlapping normal distributions are used to show that there is a ... difference between the real mean characteristic for a sex, and the apparent mean derived by sexing the birds ... TO SEX PENGUINS PRIOR TO CALCULATING AN INDEX OF A MORPHOMETRIC CHARACTERISTIC? D.J. Agnew ... sex of individuals, it is only able to correctly sex a certain proportion of birds. Two overlapping ... normal distributions are used to show that there is a difference between the real mean characteristic ... for a sex, and the apparent mean derived by sexing the birds using discriminant analysis. When ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 259–272 : Author(s): Agnew, D.J.

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