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1. Rapport de synthèse Examen de l'évaluation des stocks de légine indépendant de la CCAMLR (18–22 juin 2018, Norwich, Royaume-Uni)

   Secretariat Workflow Status:  Content Approved Document Release Consent:  No Delegation responsibility for ...

   Meeting Document : SC-CAMLR-XXXVII/02 Rev. 1

2. Proposition de l’UE visant à établir l’AMP de la mer de Weddell (AMP de la MW)

   Secretariat Workflow Status:  Content Approved Document Release Consent:  Yes Delegation responsibility for ...

   Meeting Document : CCAMLR-XXXVII/29 : Auteur(s): Delegation of the European Union and its member States

3. The United Kingdom of Great Britain and Northern Ireland’s investigation report into late removal of fishing gear following fishery closure notification

   notification Approval:  Approved Secretariat Workflow Status:  Content Approved Document Release Consent:  No ...

   Meeting Document : CCAMLR-XXXVII/BG/16 : Auteur(s): Delegation of the United Kingdom

4. Summary Report – Forty-second Antarctic Treaty Consultative Meeting (Prague, Czech Republic, 2 to 11 July 2019)

   Approval:  Approved Secretariat Workflow Status:  Content Approved Document Release Consent:  Yes ...

   Meeting Document : CCAMLR-38/BG/01 : Auteur(s): Executive Secretary

5. Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea, Antarctica

   . These data included species identification, fish length, weight, sex, meristics, reproductive biology ... data showed that most fish were either immature or resting (mature). Gonado-Somatic Indices (GSI) were ... toothfish in the Ross Sea (Areas 88.1 and 88.2). Biological data from 303 returned specimens was collected ... showed no significant difference in sex ratio. Meristic, diet and age data were consistent with previous ...

   Meeting Document : WG-FSA-07/25 : Auteur(s): C.P. Sutton, M.J. Manning, D.W. Stevens, P.M. Marriott (New Zealand)

6. A review of rattail (Macrourus spp.) and skate by-catch and analysis of standardised CPUE, for the exploratory fishery in the Ross Sea (CCAMLR Subareas 88.1 and 88.2) from 1997/98 to 2004/05

   Subareas 88.1 & 88.2). The analysis was based on fine-scale haul-by-haul (C2) data and observer data ... determine factors influencing catch rates of skates from either C2 or observer data because a proportion of ... either dataset. There are a number of inconsistencies within the observer data which need to be resolved ... before these data can usefully be used for estimating bycatch. These include a consistent definition of a ...

   Meeting Document : WG-FSA-05/24 : Auteur(s): S.L. Ballara and R.L. O’Driscoll (New Zealand)

7. INCORPORATING SAMPLING VARIATION AND RANDOM READER ERROR INTO CALCULATION OF EFFECTIVE SAMPLE SIZE IN THE APPLICATION OF AGE LENGTH KEYS TO ESTIMATION OF CATCH-AT-AGE PROPORTIONS

   ageing, and random reader error when ageing fish. The catch-at-age ESS is estimated by dividing the ESS ... for the LF sample, where this ESS is obtained from the haul-level LF data, by an over-dispersion ... parameter estimate obtained from simulated samples of age frequency data. These samples are obtained using ... length frequency data. Using simulated data to include only sampling error, the over-dispersion parameter ...

   Meeting Document : WG-SAM-09/08 : Auteur(s): S.G. Candy (Australia)

8. Calculating effective releases and recaptures for stock assessments based on tag detection and tagging mortality indices

   in the Ross Sea region. This index was subsequently used in 2013 to select the tagging data to be ... pairwise method utilised an index of tag detection with an arbitrary threshold to determine which tag data ... to include in the stock assessment, with respect to both tag release and tag recapture data. Here we ... estimate effective tag releases and effective numbers of fish inspected for tags based on those indices ...

   Meeting Document : WG-SAM-14/30 : Auteur(s): S. Mormede (New Zealand)

9. An updated spatially explicit population dynamics operating model for Antarctic toothfish in the habitable depths of the Ross Sea region

   the consequences of alternative fish movement hypotheses given the data available. For a given ... distribution of fishing effort, data collection, and/or tagged fish releases. Author(s):  S. Mormede, A. Dunn ... habitat for toothfish (120 cells – semi-restricted model). Model fits to the reproductive data were ... gonadosomatic index thresholds. In this model we keep only proportion spawning data, and retain the assumption ...

   Meeting Document : WG-SAM-14/31 : Auteur(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)

10. Species profile of mackerel icefish (Champsocephalus gunnari)

    and became the target species of fisheries in many parts of the low-Antarctic from 1975 to 1990 ...

    Meeting Document : WG-FSA-07/12 : Auteur(s): K.-H. Kock (Germany) and I. Everson (UK)

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