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1. Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2016/17

   effective tagging survival and tag detection rates, both of which have decreased in the recent years ... . This yield is higher than that specified for 2018 in CM 91-05, which states that “the total catch limit ... from the Scientific Committee in 2017, 2018 and 2019” (CM 91-05 paragraph 28 (i)). As the precautionary ... yield estimate is higher than the range specified in CM 91-05 for 2018, we therefore recommend that the ...

   Meeting Document : WG-FSA-17/37 Rev. 1 : Автор(ы): S. Mormede

2. Bacteria and detritus: Trophic modelling of the Ross Sea

   A M J a 0 5 10 15 20 25 30 35 40 La bi le D O C (g C m -2 ) J A S ... compartments between years. The vast majority of ice is assumed to melt each year so that the material in the ... % to heterotrophic microplankton (20–200 µm) and 50% to heterotrophic flagellates (2–20 µm); sea ice ... metazoa (>0.2 mm) are transferred to water column mesozooplankton (0.2–20 mm). 1.2 Detrivores ...

   Document : Site Section: Publications

3. Effects of orientation on acoustic scattering from Antarctic krill at 120 kHz

   collected per animal. Orientation data were recorded on video. The acoustic data were analyzed and target ... animal orientation. Use of these scattering patterns with orientation data from shipboard studies of E ... . superb a DWBA scattering model is proposed that is scalable by animal length. With good orientation ...

   Meeting Document : WG-EMM-99/42 : Автор(ы): D.E. McGehee (USA), R.L. O’Driscoll (New Zealand) and L.V. Martin Traykovski (USA)

4. Results from the 2019 annual acoustic krill monitoring off the South Orkney Islands

   surveys from 2011 to 2018. The distribution was similar to previous years with most krill along the shelf ... comparison with previous survey years and provide some context for the large scale survey estimate, we here ... the second lowest on record, indicating a less patchy krill distribution than a typical year.  Author ...

   Meeting Document : WG-EMM-2019/69 : Автор(ы): G. Skaret, B.A. Krafft, G. Macaulay, T. Knutsen and O.A. Bergstad

5. Managing fisheries to conserve the Antarctic marine ecosystem: practical implementation of the Convention on the Conservation of Antarctic Marine Living Resources (CCAMLR)

   decimated in the first two years of the fishery following catches of about 500,000t. Two other species have ... management measures can be adjusted in sufficient time to ensure the objectives are met. Attention is given ...

   Meeting Document : SC-CAMLR-XVIII/BG/26

6. Evaluation of de la Mare’s composite standardised index for generating a simple time-series summary of many long-term datasets on Antarctic predators: consequences of missing values and criteria for inclusion of predator parameters

   parameters and preferably with correlations greater than 0.3. If this criterion is met then these results ... indicate that a time series of 3 years for the full matrix of 8 parameters used in this study is sufficient ... datasets on Antarctic predators. The value of the index in a given year is dependent on the specific ... parameters present in that year. In this respect, the robustness of the index is dependent on that subset of ...

   Meeting Document : WG-EMM-98/45 : Автор(ы): A. Constable (Australia)

7. Analysis of the diet of Champsocephalus gunnari at South Georgia in late summer from 1994 to 1997, Dr Eduardo L. Holmberg surveys

   and Thysanoessa sp., which are known to be important alternative food in years of krill scarcity, as ... years of krill scarcity), intermediate in 1995 (below years of historically high abundance), and high in ... 1996 and 1997 (in line with years of high krill abundance). This information is well in accord with ... well as fish, was only occasional or negligible and varied from year to year. The spatial distribution ... fish (ranges 12-20 cm/l-2 years) was found in the catches during the RV Dr Eduardo L. Holmberg ... 30 years, even lower than in 1977/78 and 1991, years of krill 'shortage' (Figures 2 and 3) (Kock et ... four years, while krill biomass densities were comparable with those in the previous year and were ... important alternative food in years of krill scarcity, as well as fish, was only occasional or negligible ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 103–123 : Автор(ы): Barrera-Oro, E., R. Casaux and E. Marschoff

8. Fishery Report 2013: Dissostichus eleginoides Heard Island (Division 58.5.2)

   , selectivity is high for 6-year-old fish and effectively declines to zero for fish older than 20 years. 18 ... , which extended from 1 December 2012 to 30 November 2013, the longline fishery was active from 20 ... longline gear is able to catch older fish (>20 years) more efficiently than trawl gear. For trawl gear ... °20'E (see CM 41-08) Carry forward Season: Trawl and pot 1 December to 30 November Carry ...

   Document : Site Section: Publications

9. Fishery Report 2013: Exploratory fishery for Dissostichus spp. in Subarea 48.6

   been a major focus of attention in CCAMLR in recent years after the acknowledgement that commercial ... period of 3 to 5 years. These catch limits are also set so that they provide reasonable certainty that ... of D. mawsoni and D. eleginoides caught in this fishery are presented for all years in which the ... -frequency distributions are only presented for those years/SSRUs in which the number of fish measured was ...

   Document : Site Section: Publications

10. e-sc-im-i.pdf

    ... krill fishing in the East Antarctic for the last 20 years. She also noted that there is a lack of ... not be based on scientific and fishery data that was received more than 20 years ago. 2.47 Dr ... .......................................................................................... 20 Annex 1: Opening address by Prof. Karin Lochte, Director of the Alfred Wegener Institute ... Measure (CM) 91-04 in relation to the role of the Scientific Committee and Article IX of the CAMLR application/pdf attached to:SC-CAMLR-SM-I

    Meeting Report : SC-CAMLR-SM-I

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