Resultados de la búsqueda
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Developing conceptual models of elements of the Antarctic marine ecosystem: Antarctic krill (Euphausia superba)
Abstract: A simple generalised conceptual life history model for Antarctic krill is developed ... based on observations and data from the literature. The model attempts to take into account the observed ... as an evolved product of interactions between the species and its environment. In particular, the ... model focuses on the different forces that act on the larval and adult stages. Author(s): S. Nicol and ...
Meeting Document : WG-EMM-04/50 : Autor(es): S. Nicol and S. Kawaguchi (Australia)
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Support to CCAMLR to identify and deter illegal, unreported and unregulated (IUU) fishing activities that undermine the objective of the CAMLR Convention – Interim Report 2019
Abstract: In 2018 EU provided a further grant of €50 000 to support to CCAMLR to identify and ... Approved Document Release Consent: No Delegation responsibility for releasing documents: CCAMLR ...
Meeting Document : CCAMLR-38/BG/05 : Autor(es): INTERPOL and CCAMLR Secretariat
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Uncertainty in reported geographical distribution and weight of krill catches from Norwegian krill fishing vessels operating continuous fishing systems
. Experiments on board ‘Saga Sea’ showed that there is an average delay of approximately 9 minutes between the ... relative standard deviation of 8-29% should be expected depending on vessel and specific holding tank ... weighed on the flow scales. Our investigations of historical catch report data showed patterns which ... routines have varied between vessels and among officers on board. The various historical reporting routines ...
Meeting Document : WG-EMM-18/22 : Autor(es): G. Skaret, T. Knutsen, F. Grebstad and O.A. Bergstad
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Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 and 120 kHz
simultaneously insonified at these two frequencies in studies off the South Orkneys and Elephant Island in March ... in average target strength at these two frequencies. The results are in good agreement with recent ... experimental work on the target strength of encaged E. Superba at 38 and 120 kHz but are in major conflict with ...
Meeting Document : WG-KRILL-90/28 : Autor(es): I. Hampton (South Africa)
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Towards a validation of ageing in mackerel icefish (Champsocephalus gunnari) – can we estimate age more accurately?
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 ... briefly summarizes the state of knowledge on age determination in mackerel icefish and assesses the ...
Meeting Document : WG-FSA-05/23 : Autor(es): K.-H. Kock (Germany) and Zh.A. Frolkina (Russia)
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Propuesta de establecimiento de un Área Especial para la Investigación Científica en el área marina recientemente expuesta adyacente al glaciar de la isla Pine (Subárea 88.3)
newly-exposed marine area adjacent to Pine Island Glacier (Subarea 88.3) as a Special Area for ... Scientific Study Microsoft Word File: e-cc-38-20.docx Approval: Approved Secretariat Workflow Status ... : Content Approved Document Release Consent: Yes Delegation responsibility for releasing documents ...
Meeting Document : CCAMLR-38/20 : Autor(es): Delegation of the European Union and its Member States
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Otolith chemistry reveals local population structure of Antarctic toothfish (Dissostichus mawsoni) within the CCAMLR Subarea 48.6
Abstract: Antarctic toothfish Dissostichus mawsoni is an important fish species with ecological ... subarea 48.6 is one of an important fishing zone, however, the local population structure of D. mawsoni is ... unknown in this regions, which hampered the understanding on population dynamics of this species and the ... in Sr·Ca-1, Mg·Ca-1 and Ba·Ca-1 for the otolith of D. mawsoni were examined between three blocks. The ...
Meeting Document : WG-FSA-18/75 : Autor(es): L. Wei, G.P. Zhu, S. Somhlaba, X.Y. Yu and M. Duan
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Estimating density and biomass of Antarctic krill around South Sheltland Islands using the 2-dB difference method
integration (SHAPES module within that software for swarm identification) based on data from a transect-based ... estimated using an acoustics survey. Acoustic data were collected with 38 and 120 kHz from April 13 to 24 in ... in 2016 than those in 2017. Author(s): S.-G. Choi, K. Lee and D. An Title: Estimating density and ... responsibility for releasing documents: Korea, Republic of ...
Meeting Document : WG-EMM-17/08 : Autor(es): S.-G. Choi, K. Lee and D. An
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Segunda Evaluación del Funcionamiento de la CCRVMA
the recommendations from the First Performance Review (PR1). This also included advice on options for ... work was desirable on issues covered by PR1 recommendations. This included, for example, revisions to ... The Commission for the Conservation of the Antarctic Living Marine Resources (CCAMLR) undertook a ... moving forward on PR1 recommendations that are under consideration or are work-in-progress. This ...
Page : Site Section: The Organisation
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A review of conversion factors used in CCAMLR toothfish fisheries
submitted to the CDS should be based on a conversion of the ‘green weight’ for each haul in the C2 data to a ... paper reviews the data available on conversion factor in the C2 and Observer data as well as the factors ... as an apparent long-term trend in the most commonly reported conversion factors. This variability ... persisted even within the same processing code, suggesting that more details on the processing methods may ...
Meeting Document : WG-FSA-15/02 : Autor(es): CCAMLR Secretariat