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1. By-catch of fish in the krill fishery

   Paper Title:  By-catch of fish in the krill fishery Abstract / Description:  Observations ... are reported of icefish being taken as by-catch during krill fishing operations from a research vessel ... . The results indicate that the by-catch of fish in the commercial krill fishery may be significant in some ... By-catch of fish in the krill fishery ... WG-KRILL-9l/25 BY·CATCH OF FISH IN THE KRILL FISHERY ... as by-catch during krill fishing operations from a research vessel. The results indicate that the by-catch ... in the Southern Ocean. Nearly all of the catches have been made using midwater trawls, which, because krill ... been expressed that the fishery may be taking a significant by-catch of fish with the result ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 381–401 : Author(s): Everson, I., A. Neyelov and Y.B. Permitin

2. 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 ... A review of the effectiveness of streamer lines as a seabird by-catch mitigation technique ... (2004): 189–201 189 A REVIEW OF THE EFFECTIVENESS OF STREAMER LINES AS A SEABIRD BY-CATCH MITIGATION ... by-catch mitigation, conservation measure, CCAMLR ... in the by-catch of seabirds using a single streamer line compared to no streamer lines have had mixed results ... that one vessel using a streamer line had high levels of by-catch when fi shing near islands. The reason ...

   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

3. Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch in Australian sub-Antarctic trawl fisheries

   Paper Title:  Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch ... Age, growth and size at sexual maturity of Macrourus carinatus caught as by-catch in Australian sub ... are essential for calculating estimates of yield, which can be used to set appropriate by-catch limits ... AS BY-CATCH IN AUSTRALIAN SUB-ANTARCTIC TRAWL FISHERIES E.M. van Wijk , R. Williams and A.J. Constable ... of the Southern Ocean (Iwamoto, 1990). They are commonly caught as by- catch in longline fi sheries ... on the Conservation of Antarctic Marine Living Resources (CCAMLR). In some areas the macrourid by-catch comprises ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 139–151 : Author(s): van Wijk, E.M., R. Williams and A.J. Constable

4. Estimates of circumpolar abundance of Antarctic krill based on recent acoustic density measurements

   precautionary catch limits in the South Atlantic are set using a superseded acoustic target strength which has ... . The seasonal and local consequences of large catch limits will have to be taken into account when managing ... of 11% of the estimated pre-exploitation biomass. Additionally, the current precautionary catch limits ... of large catch limits will have to be taken into account when managing an expanded krill fishery ... precautionary catch limits in the South Atlantic are set using a superseded acoustic target strength which has ... . The seasonal and local consequences of large catch limits will have to be taken into account when managing ... , krill, range, biomass, acoustics, precautionary catch limits, CCAMLR INTRODUCTION The total ... . Precautionary Catch Limits The model used by CCAMLR to set precautionary catch limits currently uses a figure ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 87–99 : Author(s): Nicol, S., A.J. Constable and T. Pauly

5. By-catch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)

   Paper Title:  By-catch of fishes captured by the krill fishing vessel Chiyo Maru ... , Armstrong's fish by-catch data were not presented in a standardised manner. This paper presents a brief ... re-analysis of the by-catch data collected on board the Chiyo Maru No. 2; means and variances ... . Confidence intervals for mean by-catch estimates are wide suggesting that, in the future, more hauls should ... CCAMLR Science, Vol. 3 (1996): 111-123 BY-CATCH ... fish by-catch data were not presented in a standardised manner. This paper presents a brief re ... -analysis of the by-catch data collected on board the Chiyo Mnru No. 2; means and variances are calculated ... . Confidence intervals for mean by-catch estimates are wide suggesting that, in the future, more hauls should ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 111–123 : Author(s): Watters, G

6. By-catch, growth and feeding of Antarctic juvenile fish taken in krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992

   Paper Title:  By-catch, growth and feeding of Antarctic juvenile fish taken in krill (Euphausia ... South Georgia from May to July 1992. Two species were predominant in the by-catches: Champsocephalus ... of juvenile fish in catches, normalised to one tonne of krill, ranged from 700 to 18 900 individuals ... area from May to August 1992, the total removals of C. gunnari and N. larseni resulting from by-catches ... . At present, as our data on the by-catch of juvenile fish are very limited, it is difficult to compare them ... CCAMLR Science. Vol. 1: 129-142 BY-CATCH, GROWTH ... 1992. Two species were predominant in the by-catches: Charnpsocephalus gunnari and Nototheniops ... and 45.5% when only tows made in shelf waters were considered. The abundance of juvenile fish in catches ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 129–142 : Author(s): Pakhomov, E.A. and S.A. Pankratov

7. Midwater trawl catchability in relation to krill and possible ways of assessing gross catch

   gross catch Abstract / Description:  Research into midwater trawl catchability rates was carried out ... Midwater trawl catchability in relation to krill and possible ways of assessing gross catch ... TO KRILL AND POSSIBLE WAYS OF ASSESSING GROSS CATCH Yu.V. Zimarev*, S.M. Kasatkina* and Yu.P. Frolov ... gear used. Assessing fishing gear catchability rates and gross catch capability are essential ... components in solving many problems associated with the krill fishery. The term "gross catch" means ... the number of individuals of a target species which make up the landed catch as well as those specimens ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 87–113 : Author(s): Zimarev, Yu.V., S.M. Kasatkina and Yu.P. Frolov

8. Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects

   Paper Title:  Modelling catch and effort data using generalised linear models, the Tweedie ... standard method for modelling catch and effort data for Patagonian toothfish (Dissostichus eleginoides ... ) for CCAMLR areas is to model the haul-by-haul ratios of catch to effort as the response variable ... function. An alternative GLM with a more rigorous theoretical basis is introduced here. Catch is modelled ... (2004): 59–80 59 MODELLING CATCH AND EFFORT DATA USING GENERALISED LINEAR MODELS, THE TWEEDIE ... The current standard method for modelling catch and effort data for Patagonian toothfi sh (Dissostichus ... eleginoides) for CCAMLR areas is to model the haul-by-haul ratios of catch to effort as the response variable ... function. An alternative GLM with a more rigorous theoretical basis is introduced here. Catch is modelled ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Author(s): Candy, S.G

9. The choice of procedure for deciding when to close fisheries regulated by CCAMLR: a simulation model

   to implement because of the variation in catch rates shown by the fisheries. Non-fluctuating random ... and fluctuating random catch histories are simulated and the performance of four models for making closure ... successful model determines the trend of catch rates using linear regression over the latest four reporting ... in catch rates shown by the fisheries. Non-fluctuating random and fluctuating random catch histories ... regulated by catch limits in Subarea 48.3. The history of these fisheries is described in CCAMLR (1990 ... for adjustment of the limit for a decision, L, in relation to the catch rate. All models showed decreases ... 1 (currently defmed in Conservation Measure 25/IX) with Catch Type 1. The effect of L, the catch limit ... is the effective rate of catching used (calculated in main prog) C DECLIM is the limit of catch for decisions ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 81–97 : Author(s): Agnew, D.J.

10. A statistical method for estimating the level of IUU fishing: application to CCAMLR Subarea 48.3

    , unregulated and unreported (IUU) catches of fish and by-catch of birds. It utilises high quality, well ... of, and confidence intervals for, fish and bird catches by IUU vessels. In order to estimate an IUU catch there must ... probability was estimated from the known encounters of FPVs with licensed vessels. The total annual IUU catch ... for the purposes of the estimation of fish and bird catch associated with IUU fishing. The mean and variance ... and confi dence limits of IUU catches of fi sh and birds. Methods The methodology followed here uses ... This paper describes a new method for estimating illegal, unregulated and unreported (IUU) catches of fi sh ... and by-catch of birds. It utilises high quality, well-documented fi sheries protection vessel (FPV) cruise ... catches by IUU vessels. In order to estimate an IUU catch there must have been at least one encounter ...

    Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 119–141 : Author(s): Agnew, D.J. and G.P. Kirkwood

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