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1. WG-EMM-2020

   ):  Monday, 6 July 2020 to Friday, 17 July 2020 Chair / Convener:  Dr César Cárdenas (Chile) Support:  Dr ...

   Meeting

2. GROUNDFISH SURVEY IN CCAMLR SUB-AREA 48.3 IN APRIL 2008 WITH PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH

   (2003), the biomass of mackerel icefish was estimated to be 80,426 tonnes, with a lower 1-sided 95% CI ... 2007/08 catch that remained after the survey (1709 tonnnes) will be taken. Scenario 1, which included ... the 1+ fish produced yield of 3445 tonnes in Year 1 (2008/09) and 2318 tonnes in Year 2 (2009/10). In ... Scenario 2, in which the 1+ fish were excluded and biomass adjusted accordingly, yields were 3372 and 2248 ...

   Meeting Document : WG-FSA-08/28 : Author(s): M.A. Collins, R.E. Mitchell, C.E. Main, J. Lawson, J. Watts, J. Slakowski, L. Featherstone and O. Rzewuski (UK)

3. Revised research plan for the exploratory fisheries for Dissostichus spp. in Division 58.4.3a in 2014/15

   (paragraph 6.66 of SC-CAMLR-XXXII, ANNEX 6, 2013). As for the recommendation on east and west separation of ...

   Meeting Document : WG-FSA-14/20 : Author(s): Delegation of Japan

4. Revised research plan for the exploratory longline fishery for Dissostichus spp. in Subarea 58.4.1 in 2014/15

   paragraph of CM 24-01 and paragraph 6 (iii) of CM 21-02 to collect the catch and effort, CTD, tagged and ...

   Meeting Document : WG-FSA-14/38 : Author(s): Delegation of the Republic of Korea

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

   Niitaka Maru were made from 1 to 23 February, 1997 to the north of the South Shetland Islands. Among 80 ... specimens), Electrona carlsbergi (4), Protomyctophum tenisoni (1), Gymnoscopelus opisthopterus (1 ... ), Notolepis coatsi (3), Benthalbella elongata (1) and Neopagetopsis ionah (1), were captured as by-catch in 16 ...

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

6. Report on season extension trials in the Patagonian toothfish longline fishery in CCAMLR Statistical Division 58.5.2

   Abstract:  CCAMLR XXXIV endorsed a trial pre-season extension (1-14 April) and a new conditional ... trial post-season extension (1-14 Nov) in the Patagonian toothfish longline fishery in statistical ... the periods 1-14 November 2015, 1-14 April 2016 and 15-30 April 2016. Author(s):  T. Lamb Title ...

   Meeting Document : WG-FSA-16/28 Rev. 1 : Author(s): T. Lamb

7. Assessment models for Patagonian toothfish in research block 5843a_1 of Division 58.4.3a, Elan Bank

   generally based on those with the same names in WG-SAM-14/17 as follows: 1) R.0.1 model without tagging ... events before 2008, and 2) R.1 model including all tagging events (years 2005-2012). These models were ... comprised of two fisheries split by depths of 1 200 m as the model in WG-SAM-14/17.  Number of longlines was ... biomass (B 0) estimate. The MPD estimate of B 0 was 464 and 772 tonnes in R.0.1 and R.1 models ...

   Meeting Document : WG-FSA-14/22 : Author(s): K. Taki (Japan)

8. Validation of sink rates of longlines measured using two different methods

   / Description:  Sink rates of integrated weight longlines (lines with 50 g.m –1 lead integrated into two strands ... plastic bottles (bottle method). Sink rates measured to 2 m with bottles averaged 0.23 ± 0.07 m.s –1 ... compared to 0.17 ± 0.03 m.s –1 recorded by TDRs. This difference was not statistically significant (t 12 ... ± 0.02 m.s –1) were significantly slower than those measured by TDRs (0.24 ± 0.03 m.s –1, t 10 = –3.851 ... ± 0.07 m.s–1 (n = 6) and 0.17 ± 0.03 m.s–1 (n = 8) for bottles and TDRs respectively. This difference ... with 50 g.m–1 lead integrated into two strands of the ground line – IW-50 lines) were measured during ... with bottles averaged 0.23 ± 0.07 m.s–1 compared to 0.17 ± 0.03 m.s–1 recorded by TDRs. This ... , sink rates measured using the bottle method (0.20 ± 0.02 m.s–1) were signifi cantly slower than those ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 179–187 : Author(s): Wienecke, B. and G. Robertson

9. Report on fishing effort and seabird interactions during the season extension trials in the longline fishery for Dissostichus eleginoides in Statistical Division 58.5.2

   Abstract:  CCAMLR XXXIV (para. 5.68) endorsed new pre-season (1-14 April) and post-season (15-30 ... November) trial season extensions, in addition to existing pre-season (15-30 April) and post-season (1-14 ... periods 1-14 November 2016, 15-30 November 2016, 1-14 April 2017 and 15-30 April 2017. This report ...

   Meeting Document : WG-FSA-17/20 : Author(s): T. Lamb

10. Estimating food consumption of marine predators: Antarctic fur seals and macaroni penguins

    Abstract:  1. Estimating food consumption is central to defining the ecological role of marine ... consumption of 0?35 (CV = 0?11) and 0?72 (CV = 0?23) G tonnes year –1. Carbon expired as CO 2 was 0?26 (CV = 0 ... ?06) and 0?65 (CV = 0?19) G tonnes year –1 for fur seals and macaroni penguins, respectively. The per ... capita food consumption varied depending upon sex and age but, overall, this was 1?7 (CV = 0?22) tonnes ...

    Meeting Document : WG-EMM-02/23 : Author(s): I.L. Boyd (United Kingdom)

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