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1. Using krill length data from fishery-dependent and fishery-independent data sources to measure changes in the Antarctic krill population structure in the Bransfield Strait

   were analysed for trends in population structure. Krill length data collected by the Scheme of ... Scientific Observation (SISO) and the CCAMLR Ecosystem Monitoring Program (CEMP) from 2008 to 2019 in the ... in population structure and recruitment. Analysis demonstrates the importance of using long-term data ... from fishery-dependent and fishery-independent data sources to measure changes in the Antarctic krill ...

   Meeting Document : WG-EMM-2019/76 : Автор(ы): CCAMLR Secretariat

2. Krill associated ecosystem studies in the western Indian Ocean sector of the Southern Ocean during austral summer

   the Western Indian Ocean sector of the Southern Ocean, through in-situ ship survey in the area during ... Austral summer 2019-20. The proposed objectives are to to understand the distribution and biomass of krill ... in the western Indian Ocean Sector of the Southern Ocean, to relate larval/adult krill with the ... prevailing oceanographic/environmental set-up, to examine the spatial pattern of the resource and the forcing ...

   Meeting Document : WG-EMM-2019/79 : Автор(ы): B.R. Smitha, H. Manjebrayakath, C.R. Asha Devi, N. Saravanane and M. Sudhakar

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

   Abstract:  In 2019, the annual IMR regional krill monitoring survey off the South Orkneys was ... conducted by RV Kronprins Haakon as part of the Scotia Sea large scale krill monitoring effort. To allow for ... comparison with previous survey years and provide some context for the large scale survey estimate, we here ... present the results from the 2019 regional survey processed and analysed in the same way as the annual ...

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

4. Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea

   results finding no significant differences between the years. Von Bertalanffy parameters for the pooled ... Abstract:  Juveniles of the macrourid rattail Macrourus whitsoni were collected by the NIWA ... research vessel Tangaroa during the BioRoss survey of the Western Ross Sea and Balleny Islands, with the ... purpose of analyzing the otoliths to generate more accurate age estimates for this species. Intensive ...

   Meeting Document : WG-FSA-05/20 : Автор(ы): P.M. Marriott, M.J. Manning and P.L. Horn (New Zealand)

5. Distribution, biological characteristics and biomass of mackerel icefish based on the results of the trawling survey carried out at RV Atlantida in February 2000

   Abstract:  The results of mackerel icefish (Champsocephalus gunnari) trawling survey carried out ... C.gunnari were feeding. In all parts of the Subarea, except the North-Western one, C. gunnari of 22-28 cm in ... length and 2-3 years old predominated. Fish biomass distributed near the bottom estimated with different ... methods amounted to 47-87 thous.t. The estimation also was presented taking into account catchability ...

   Meeting Document : WG-FSA-00/51 : Автор(ы): Zh.A. Frolkina and P.S. Gasiukov (Russia)

6. Report on the results of exploratory research fishing for crabs in Subarea 48.2 on board FV Tamango in the 2009/10 season

   revealed no commercial concentrations of crabs on the South Orkney Islands shelf. However, commercial ... , 8, 2010. Three areas were explored during the voyage: Patagonian shelf (Statistic Subarea 41.3.1 ... ), South Orkney Islands shelf (CCAMLR Subarea 48.2) and the North Scotia Ridge. Exploratory pot-line survey ... concentrations of king crabs were encountered in the area adjacent to CCAMLR area, on the North Scotia Ridge, at ...

   Meeting Document : WG-SAM-11/19 : Автор(ы): V.A. Bizikov and S.E. Anosov (Russia)

7. By-catch of fishes caught by the fishery vessel Niitaka Maru in the South Georgia area (August to September 2004)

   the Myctophidae. At least in the net hauls of high krill CPUE (>20t?krill/h), few or no by-catch ... by F/V Niitaka Maru (5306t) were made from August 6 to September 9, 2004 to the north of South ... of by-catch fishes were occurred in 76 trawl catches. The family Myctophidae, the most abundant taxa ... during the present survey, were found in 61% of hauls examined. Although only one species, Lepidonotothen ...

   Meeting Document : WG-EMM-05/19 : Автор(ы): T. Iwami, T. Hayashi, K. Taki and M. Naganobu (Japan)

8. Extending ecological monitoring to underpin the development of feedback management approaches for the Antarctic krill fishery

   Abstract:  CCAMLR has agreed to consider and develop a feedback management approach for the krill ... fishery. Such a management approach may also require the development of a new or extended monitoring ... programme for dependent species, especially if the krill fishery is to operate over large spatial scales and ... in areas where no existing monitoring, including CEMP monitoring, is present. Here we consider some ...

   Meeting Document : WG-EMM-12/04 : Автор(ы): P.N. Trathan (UK), H.J. Lynch (USA), C. Southwell (Australia), P.T. Fretwell (UK), G. Watters (USA) and N. Ratcliffe (UK)

9. Approaches to data collection and analysis for detecting and quantifying functional overlap at the scale of the individual vessell

   Abstract:  Summary Over the past years, the subject of whether there is a functional overlap ... between the krill fishery and pelagic krill predators has been discussed throughout the SC-CAMLR Working ... interactions and competition between the krill fishery and krill-dependent predators during fishing operations ... monitoring. The Scientific Committee noted that consideration is needed on what specific scientific questions ...

   Meeting Document : WG-EMM-18/33 : Автор(ы): M. Söffker and N. Gasco

10. IS THE BYCATCH OF VULNERABLE INVERTEBRATE TAXA ASSOCIATED WITH HIGH CATCH RATES OF FISH IN THE ROSS SEA LONGLINE FISHERIES?

    by fishing activities requires knowledge of the distribution of those communities relative to the ... locations. This study used the catch of VME indicator organisms reported during the 2008/09 Ross Sea ... on a set-specific basis. Analysis of the data available showed that vessel and longitude were ... significant factors in predicting the VME indicator organism catch rate. Toothfish catch, when forced into the ...

    Meeting Document : WS-VME-09/07 : Автор(ы): Parker, S.J., Mormede, S.

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