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1. Antarctic krill; assessment of mesh size selectivity and escape mortality from trawls

   Abstract:  This working paper presents the aims and methodology for a three-year-project ... (commenced in 2015) assessing size selectivity and escape mortality of Antarctic krill from trawl nets. The ... . Funding is provided by the Norwegian Research Council and ship-time for executing the field-experiments is ... BioMarine AS. The project will examine krill escape mortality from the codend during a full scale field ...

   Meeting Document : WG-EMM-15/14 : Autor(es): B.A. Krafft (Norway), L.A. Krag (Denmark), B. Herrmann, A. Engås, I. Bruheim and S. Nordrum (Norway)

2. WG-CEMP-91

   /07 Draft management plan for the protection of seal islands, South Shetland Islands, as a site ... Full Name:  Working Group for the CCAMLR Ecosystem Monitoring Program Location:  Santa Cruz de ... -91/06 Changes to standard methods required by the inclusion of gentoo penguin Secretariat WG-CEMP-91 ... included in the CCAMLR Ecosystem Monitoring Program Delegation of the USA WG-CEMP-91/08 A proposal for CEMP ...

   Meeting

3. Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Signy Island, South Orkney Islands, 2004/05

   Abstract:  The results of the ninth annual survey of entanglement of Antarctic fur seals at Signy ... Island, South Orkney Islands are reported for the 2004/05 summer season. There were two sightings of ... one case the entangling material had become attached to a rock and the animal was tethered to the ... ground. The incidence of entanglement at Signy Island, albeit very low, highlights the need for CCAMLR ...

   Meeting Document : SC-CAMLR-XXIV/BG/18 : Autor(es): Delegation of the United Kingdom

4. Towards a validation of ageing in mackerel icefish (Champsocephalus gunnari) – can we estimate age more accurately?

   ototlith exchange programme in the late 1980’s revealed considerable differences between readers when fish ... older than 3 or 4 years were aged. These differences could not be reconciled at the end of the exchange ... . A second age determination workshop on mackerel icefish to improve the accuracy of age determination ... was agreed upon at the last meeting of the ‘Working Group on Fish Stock Assessment’. Our report ...

   Meeting Document : WG-FSA-05/23 : Autor(es): K.-H. Kock (Germany) and Zh.A. Frolkina (Russia)

5. Experimental acoustic survey of icefish resources in Subarea 48.3, 2005

   Abstract:  This report describes the activities and preliminary results of the research carried ... out during January 2005 onboard the FPRV ‘Dorada’ by British Antarctic Survey (BAS) Scientists on ... behalf of UK authorities. Survey Objectives The primary objectives of the proposed survey were to ... : • Refine methods for estimating icefish biomass using acoustics. • Examine temporal changes in the vertical ...

   Meeting Document : WG-FSA-05/79 : Autor(es): M. Belchier, M. Collins (United Kingdom), R. O’Driscoll (New Zealand), S. Clarke and W. Reid (United Kingdom)

6. Conceptual model of icefish (Champsocephalus gunnari)

   Abstract:  The Convention for the Conservation of Antarctic Marine Living Resources (CCAMLR) is ... currently considering plausible models of the Southern Ocean ecosystem within the Working Group on Ecosystem ... Monitoring and Management (WG-EMM). The icefish, Champsocephalus gunnari, is one of the key components in the ... subantarctic marine ecosystem in the Scotia Sea and northern Kerguelen Plateau areas, as well as supporting ...

   Meeting Document : WG-EMM-04/59 : Autor(es): R. Williams (Australia)

7. Blue-eyed shags as indicators of changes in ittora fish populations

   Abstract:  The use of Shag’s pellets as an appropriate technique to monitor the abundance of ... littoral fish populations is presented for consideration of the CCAMLR Ecosystem Monitoring Program Working ... Group. The effectiveness of the method is based on the very good agreement found between the fish ... species identified by the examinations of otoliths present in regurgitated cast and those regularly ...

   Meeting Document : WG-CEMP-93/25 Rev. 1 : Autor(es): R. Casaux and E. Barrera-Oro (Argentina)

8. Broadbandwidth total target strength measurements of Antarctic krill (Euphausia superba) from reverberation in a cavity

   = 31.6 mm; standard deviation = 6.6 mm), at the Cape Shirreff field station, Livingston Island ... of seawater (0.6??temperature??3.6 °C). Between each pulse, the krill moved within the fixed-boundary ... -tank and the modulated reverberations were sensed bi-statically with three omnidirectional receivers ... . At each center frequency (fc), the coherent energy in 200-pulse ensembles identified sound scattered ...

   Meeting Document : WG-EMM-02/49 : Autor(es): D.A. Demer and S. G. Conti (USA)

9. Characteristics of krill aggregations in 48.4 subdivision during January–February 2000

   type in relation to water mass structure and dynamics. The distributional features and physical ... characteristics of some 2400 krill swarms detected and sized acoustically in the study area have been described ... been made an analysis of krill biomass horizontal and vertical distributions in the study area in ... relation to characteristics of the aggregations recorded. The effect of spatial distribution of krill ...

   Meeting Document : WG-EMM-01/42 : Autor(es): S.M. Kasatkina, A.P. Malyshko, V.N.Shnar and O.A. Berezhinskiy (Russia)

10. A simulation study of krill fishing by an individual Japanese trawler (SC-CAMLR-VI/BG/37)

    Abstract:  A model is set up for the operation (which includes both searching and fishing) of a ... whose parameters are determined primarily from the scientific FIBEX surveys. Output from the model of ... the operation is compared with (and partially tuned to) statistics for a sample of data from the ... than in the model. Two ad hoc model modifications are introduced to eliminate this inconsistency ...

    Meeting Document : WS-KCPUE-89/04 : Autor(es): D.S. Butterworth (South Africa)

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