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Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. UPDATED KRILL RECRUITMENT DATA FOR THE ELEPHANT ISLAND REGION OF THE SOUTH SHETLAND ISLANDS, ANTARCTICA; 2002-2008

    Abstract:  The proportional krill recruitment index is updated from 2002 to present using data ... within the Elephant Island region. Author(s):  C. Reiss (USA) Title:  UPDATED KRILL RECRUITMENT DATA FOR ... proportional recruitment indices occurred between legs within years indicative of the changing pattern of krill ...

    Meeting Document : WG-EMM-08/41 : Autor(es): C. Reiss (USA)

  2. Comparison of NASC values calculated by swarm-based and grid-based acoustic data processing methods for Antarctic krill density estimation

    -based acoustic data processing methods. All parameter settings were consistent with the reports of SG ... Antarctic krill density estimation. The comparisons suggest that the calculated NASC values of swarm-based ... four surveys. Therefore, it is concluded that the krill density estimated by swarm-based and grid-based ... -based approach and grid-based approach based on data in the paper. In accordance to the suggestions ...

    Meeting Document : SG-ASAM-18/04 Rev. 1 : Autor(es): X. Yu, X. Wang and X. Zhao

  3. Assessing indicators for feedback monitoring and management of the krill fishery: data and methods for assessing predator productivity as an indicator

    management of the krill fishery: data and methods for assessing predator productivity as an indicator ... krill fishery is an estimate of predator productivity attributable to consumption of harvested species ... . We illustrate some of the data and methods that could be used for measuring and evaluating this ...

    Meeting Document : WG-EMM-12/39 : Autor(es): C. Southwell, L. Emmerson and A. Constable (Australia)

  4. ALLOCATING THE PRECAUTIONARY CATCH LIMIT FOR KRILL AMONGST THE SMALL-SCALE MANAGEMENT UNITS IN AREA 48: THE IMPLICATIONS OF DATA UNCERTAINTIES

    suggest that the data documenting the distribution of krill standing stock are likely to be more reliable ... Abstract:  Over the past few years WG-EMM has been developing a management procedure for the krill ... the distribution of predator demand (Option 2), krill standing stock (Option 3), or the difference ... distribution of predator demand and krill standing stock and assess their potential implications. We consider ...

    Meeting Document : WG-EMM-08/12 : Autor(es): P.N. Trathan and S.L. Hill (United Kingdom)

  5. Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics

    Abstract:  Single frequency (38 and 120 kHz) acoustic and associated net data were extracted from ... US AMLR datasets and used to mimic data that might be collected by the commercial fishery during the ... fishing seasons. From these data we develop semi-empirical indices of acoustic biomass in a Generalized ... models of krill biomass, at120 kHz frequency that can be used to augment research acoustic surveys if ...

    Meeting Document : SG-ASAM-12/04 : Autor(es): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)

  6. Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics

    Abstract:  Single frequency (38 and 120 kHz) acoustic and associated net data were extracted from ... US AMLR datasets and used to mimic data that might be collected by the commercial fishery during the ... fishing seasons. From these data we develop semi-empirical indices of acoustic biomass in a Generalized ... models of krill biomass, at 120 kHz frequency that can be used to augment research acoustic surveys if ...

    Meeting Document : SG-ASAM-15/03 : Autor(es): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)

  7. Analysis of trawl data from the South Georgia krill fishery

    Abstract:  Data from individual trawls carried out by vessels operating in the krill fishery at ... :  Analysis of trawl data from the South Georgia krill fishery Approval:  Approved ... fishery are produced. The measurements indicate that the krill fishery at South Georgia is geographically ... the variability are discussed in relation to the biology of krill, others are discussed in relation to ...

    Meeting Document : WG-EMM-97/41 : Autor(es): Parkes, G., Trathan, P.N., Everson, I., Murphy, E.J.

  8. Some additional data challenge the concept of the distribution of the gravid krill females related to bottom depths

    additional data challenge the concept of the distribution of the gravid krill females related to bottom ... Abstract:  The distribution of krill females of the different maturity stages was considered to ... surveys and numerous data from observers revealed no statistically reliable tendency in the gravid females ...

    Meeting Document : WG-EMM-05/15 : Autor(es): V.A. Sushin, F.F. Litvinov, A.S. Sundakov and G. Andrianov (Russia)

  9. Protocols for trawl sampling, recording of biological data, and hydrography for the 2019 International synoptic krill survey in Area 48

    biological data, and hydrography for the 2019 International synoptic krill survey in Area 48 Approval ... order for participants that carry out the upcoming International Krill Synoptic Survey 2019 to collect ... comparable and high-quality data. This will hopefully enable the establishment of a uniform and valuable ... database of comparable quality with data obtained through the CCAMLR 2000 Survey and other more recent ...

    Meeting Document : WG-EMM-18/23 : Autor(es): T. Knutsen, B. Krafft, A. Renner, G. Skaret, G.J. Macaulay and O.A. Bergstad

  10. An approach to feedback management (FBM) of the krill fishery based on routine acoustic data collection and intermittent land-based predator studies

    level in the fishery of Antarctic krill in Subareas 48.1 through 48.4 (CM 51-07) has continuously been ... and effort levels.  Our proposal outlines that acoustic data would be collected, processed and ... efficient implementation of FBM. Initiating the model development and the krill fishing-predator study now ... to the required development of methodology and time series data.     Author(s):  Delegations of ...

    Meeting Document : SC-CAMLR-XXXVI/BG/20 : Autor(es): Delegations of Norway, China and Chile

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Correo electrónico: ccamlr [at] ccamlr [dot] org
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