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1. Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments

   INTRODUCTION Directed fi sheries for Patagonian toothfi sh (Dis- sostichus eleginoides) have been conducted ... m be rs (m illi on s) 1998 1999 2000 2001 Year 50 40 30 20 10 0 P re di ct ed n um be rs ... ) fi shing on the results has not been directly taken account of in this model. However, the loss ... are summarised in Table 1. Estimated Tag Loss Rate On recapture, the number of T-bar tags remain- ing on the fi ... Paper Title:  Movement, growth and available abundance to the fishery of Dissostichus eleginoides ... Smitt, 1898 at Heard Island, derived from tagging experiments Abstract / Description:  tocks of ... Patagonian toothfish (Dissostichus eleginoides) in different sectors of the Southern Ocean are considered to ... separate between shelves and banks separated by deep water. More particularly, the separation of  stocks on ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Author(s): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb

2. Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in CCAMLR Subarea 48.3

   : Macrouridae) from the upper and middle slope of the northwest- ern Mediterranean. Deep-Sea Res., I, 42 ... CCAMLR Subarea 48.3 Abstract / Description:  A large sample of otoliths from bigeye grenadier (Macrourus ... 48.3 was measured and weighed, and the usefulness of otoliths as predictors of fish size was determined ... . Otolith mass provides good estimates of fish length, whereas otolith length and width measurements provide ... less accurate estimates of fish length. Seasonal variations in fish mass with reproductive condition ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 133–143 : Author(s): Morley, S. and M. Belchier

3. Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias

   toothfish (Dis- sostichus mawsoni) in the Ross Sea region. CCAMLR Science, 15: 35–53. Hillary, R.M., G.P ... of the Working Group on Fish Stock Assessment. Fishery Report: Dis- sostichus eleginoides and Dissostichus maw ... and released through blood loss, infection and lice attack. A study by Agnew et al. (2006a) found ... result in unaccounted loss of tagged fish, but unless tagged fish are more likely to be caught ... Paper Title:  Factors that may influence the accuracy of abundance estimates from CCAMLR tag ... Lincoln-Petersen equation, the simplest form of an abundance estimator using tag-recapture data, was used ... cases, examples of at-sea or model-based approaches are available from established Dissostichus spp. tag ... -recapture programs to reduce these biases. Estimates of post-capture mortality, tag-detection rates and ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Author(s): Welsford, D.C. and P.E. Ziegler

4. Characteristics of krill swarms from Prydz Bay

   The analysis was hampered by the change in ping rate after 1808 hours (north of 67°51 '38"S) and the loss ... of recording acoustic data with the highest resolution available. The loss of data on krill swarms shallower ... Paper Title:  Characteristics of krill swarms from Prydz Bay Abstract / Description:  The ... CCAMLR.AUS dataset available to the Subgroup on Survey Design was derived from a survey of Prydz Bay ... inter-swarm length were calculated for swarms of euphausiids encountered along a 78 km transect over the ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 177–189 : Author(s): Agnew, D.J. and I.R. Higginbottom

5. Seabird interactions with longlining operations for Dissostichus eleginoides at the South Sandwich Islands and South Georgia

   baits from hooks during setting operations) could reduce bait loss to birds by u p to 69 ... mechanically. Bait loss during setting is higher than with hand-baited squid, according to the operations ... and associated bait loss in the Japanese longline fishery in the Southern Ocean. Biological Conservation, 55 ... South Sandwich Islands and South Georgia Abstract / Description:  During seven days of operations ... involving the setting and hauling of longlines to catch the toothfish Dissostichus eleginoides around the ... increased rapidly after dawn and large numbers of Cape, giant and storm petrels and smaller numbers of white ... of birds are clearly potentially vulnerable to setting operations in daylight hours. Several species ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 143–153 : Author(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno

6. Low genetic diversity in the Antarctic toothfish (Dissostichus mawsoni) observed with mitochondrial and intron DNA markers

   . Over 5 000 D. mawsoni have been tagged in McMurdo Sound (~77°S) since 1972 (DeVries and Eastman, 1998 ... digests of nine sub-regions of the mitochondrial genome. Polymorphisms were found in four of seven introns ... areas. Direct sequencing of cytochrome b (665 bp) and the left domain of the control region (639 bp ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 43–51 : Author(s): Smith, P.J. and P.M. Gaffney

7. 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

   is adequate (Gull and Skilling, 1991). To use the above formula, a sensible prior dis- tribution of images ... experiment is repeated many times. The aim is to quantify the preferences for different possible dis ... to discriminate between prior images, much as the likelihood dis- criminates between posterior images (Gull ... reconstructions created in order to assign values to these parameters. In fact, the dis- tribution of evidence ... Paper Title:  A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across ... :  A probabilistic Bayesian Maximum Entropy (MaxEnt) technique was used to estimate the abundance of ... Survey of Area 48 (CCAMLR-2000 Survey) and to map the density distribution of krill across the survey ... area. Density values for the unsurveyed off-transect portions of the survey area were inferred, and ...

   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

8. Spawning locations of mackerel icefish at South Georgia

   and 43 cm outer meshes) which were operated froin small boats within Cumberland East Bay. The nets were ... ). Additional sampling was undertake11 within Cumberland East Bay on a transect running along the mail7 axis ... Cumberland East Bay during January 1987 gave a density of larvae of around one per cubic metre (North ... (Bathydraconidae) of the Scotia Sea (Anarctica). J o u ~ n a l ofIcl?tlzyology, 13 (2 ) : 204-215. Slosarc~yk ... Paper Title:  Spawning locations of mackerel icefish at South Georgia Abstract / Description ... :  Historical information on the distribution of spawning and larval mackerel icefish (Champsocephalus gunnari ... data from commercial fisheries and research surveys. It is concluded that there is strong evidence of ... inshore spawning at South Georgia during April within and close to the bays on the north side of the ...

   Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 107–118 : Author(s): Everson, I., A.W. North, A. Paul, R. Cooper, N.C. McWilliam and K.-H. Kock

9. Potential interactions between wandering albatrosses and longline fisheries for Patagonian toothfish at South Georgia

   (1 day), especially in relation to the very long foraging trips during the incubation (averaging 10-12 ... , during the brood-guard period (when foraging trips last 2-3 days, on average) the foraging ranges ... , injury to or death of one parent at this time will certainly cause the young chick to die. Furthermore ... shift caused by the loss of its partner. The restriction of foraging activities to the vicinity ... Patagonian toothfish at South Georgia Abstract / Description:  We examine the extent of overlap between South ... that D. exulans breeding at South Georgia have a relatively low potential risk of interaction with ... through mid-May, adult birds of both sexes spend most of their time at sea over the South Georgia ... such a way as to avoid fishing between the end of February and mid-May. File:  07croxall-prince.pdf ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 101–110 : Author(s): Croxall, J.P. and P.A. Prince

10. Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density

    . Target strength (TS) and krill length-frequency estimation The Demer and Conti (2005) stochastic dis ... by the sampling dis- tance for each day: this is equivalent to the Jolly and Hampton (1990) method ... . Furthermore, the reliability of the WCPs was dis- appointing: both the on-shelf and off-shelf instru- ments ... abundance estimates following Brierley et al. (2006). The north and east velocity components for bin 14 ... Paper Title:  Intra-annual variability in the density of Antarctic krill (Euphausia superba) at ... ‘annual’ estimates of krill density Abstract / Description:  Upward-looking acoustic Doppler current ... of South Georgia between 14 October 2002 and 29 December 2005 to measure density of Antarctic krill ... explained 64% of the observed week-to-week variation. Estimates of krill density from moored instruments ...

    Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Author(s): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone

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