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1. Fishes incidentally caught by Japanese Antarctic krill commercial fishery to the north of the South Shetland Islands during the 1994/95 austral summer

   Abstract:  Observations on abundance of by-catch fishes were made during the austral summer months ... sample of 50 kg of krill. Number of by-catch fishes ranged from 0 to 50 per 100 kg of krill catch and ... total wet weight of by-catch fishes also ranged from 0 to 248.2 g per 100 kg of krill catch. Abundance ... of by-catch fishes was higher in krill hauls with the low catch rates. Author(s):  Iwami, T. Title ...

   Meeting Document : WG-EMM-95/56 : Autor(es): Iwami, T.

2. The toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2002/03: New Zealand vessel summary

   . The catch of D. mawsoni was about 1070 t, and contributed 89% of the total catch in 2003. They were ... caught in over 90% of the sets in all five SSRUs fished. They were the dominant catch in all sets apart ... ) was taken, almost entirely from SSRU 881A. This is more than twice the catch from 2002 but not as ... great as the catch from 2001. Patagonian toothfish dominated the catches from 60 to 62° 30' S but ...

   Meeting Document : WG-FSA-03/44 : Autor(es): M.L. Stevenson, S.M. Hanchet and P.L. Horn (New Zealand)

3. Fishes incidentally caught by Japanese Antarctic krill commercial fishery to the north of the South Shetland Islands in February 1997

   ), Notolepis coatsi (3), Benthalbella elongata (1) and Neopagetopsis ionah (1), were captured as by-catch in 16 ... hauls. Except for one channichthyid juvenile of Neopagetopsis ionah, by-catch fishes were referred to ... the bathypelagic families, the Myctophidae, Paralepididae and Scopelarchidae. Among by-catch fishes ... estimated value was 20 to 380 ind./t. The present by-catch data did not provide clear relationship between ...

   Meeting Document : WG-EMM-97/72 : Autor(es): Iwami, T., Ichii, T., Naganobu, M., Kawaguchi, S.

4. A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2011/12

   fishing together with the catch of Dissostichus spp. and bycatch species by year for the period 1997–98 to ... 2011–12. During the 2011–12 fishing year most of the catch in Subarea 88.1 came from the slope SSRU ... 88.1K. About 70% of the catch in the north was taken from 88.1C, and about 85% of the catch on the shelf ... was taken from 88.1J. As in the past, most of the catch in Subarea 88.2 was taken from SSRU 88.2H in ...

   Meeting Document : WG-FSA-12/42 : Autor(es): M.L. Stevenson ,S.M. Hanchet, S. Mormede and A. Dunn (New Zealand)

5. Exploration of CPUE standardisation variances in the Ross Sea (Subareas 88.1 and 88.2A South of 70°s) Antarctic toothfish (Dissostichus mawsoni) exploratory longline fishery

   Abstract:  Catch rates or catch per unit of effort (CPUE) are used for data-poor exploratory ... effort should be used for catch rates in mixed longline fisheries, and (2) how do different parameters ... trend and magnitude of catch rates. Using data from the Ross Sea Antarctic toothfish fishery, we ... with the lowest Akaike’s Information Criterion (AIC), however standardised catch rates over the fishing ...

   Meeting Document : WG-SAM-2019/25 : Autor(es): D. Maschette, S. Wotherspoon and P. Ziegler

6. Reporting procedures for the continuous fishing method

   Abstract:  Information about catch and effort from the fishing fleet is vital for evaluation of ... imprecise and with some systematic errors in positioning the catch. In previous EMM meeting we proposed ... the quality of catch data. In this paper, we report a new evaluation of the reporting method. We find ... that it is possible to maintain present reporting frequency with improved positioning of the catch, but ...

   Meeting Document : WG-EMM-17/48 : Autor(es): O.R. Godø and T. Knutsen

7. Linking acoustic scattering coefficient to krill fishery data: feasibility of estimating krill abundance using fishing survey

   between the acoustic scattering coefficient of krill swarms and catch, catch per unit effort (CPUE), catch ... abundance based on fishery data. The results showed that average catch of daytime trawls was significantly ... higher than average catch of night trawls. The average thickness of krill swarm in the daytime was ... is y=1.6768x+5.8976 (R 2 =0.5818). NASC and catch also had a significant correlation, the equation is ...

   Meeting Document : WG-EMM-17/44 : Autor(es): T. Wang, G.P. Zhu, J.F. Tong and L.X. Xu

8. UPDATE OF THE INTEGRATED STOCK ASSESSMENT FOR THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS (DIVISION 58.5.2)

   Heard and McDonald Islands (Division 58.5.2) was updated by replacing catch-at-length proportions from ... commercial catches with catch-at-age proportions by applying age length keys (ALKs) to gear- type/ground (i.e ... significant loss of information. Pooling the ALKs in this way meant that all commercial catch data could be ... input to CASAL as catch-at-age proportions except for the 2009 catches. For 2006 and 2007 random ...

   Meeting Document : WG-FSA-09/20 : Autor(es): S.G. Candy and D.C. Welsford (Australia)

9. Review of fishery monitoring and forecast procedures

   Abstract:  The Secretariat monitors the catches of all target and by-catch species (or species ... areas where catch limits apply. Each season, approximately 130 catch limits are monitored and a linear ... averaged 98.5% of the relevant catch limits. The forecast model relies on the assumption that the fishery ... catch limits, and as such overruns are a part of the management process used by CCAMLR.  Where the ...

   Meeting Document : WG-SAM-13/06 : Autor(es): Secretariat

10. Revised assessment models for Patagonian toothfish in research block C of Division 58.4.4, Ob and Lena Banks

    during the latest WG-SAM meeting. The six models with three kinds of assumptions on IUU catch were ... arranged referring to WG-SAM-14/18 as follows: 1) catch at length/age models on the assumption of no IUU ... fishing occurrence (Len_1/AgeSing_1 models), 2) catch at length/age models with estimation of IUU catch ... within the model using disease mortality functionality (Len_2/AgeSing_2 models), 3) catch at length/age ...

    Meeting Document : WG-FSA-14/23 : Autor(es): K. Taki (Japan)

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