Search results
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Criteria for aging the otoliths of Dissostichus eleginoides from South Georgia (Subarea 48.3) and an analysis of aging precision
criteria to test. Two sets of criteria ate presented for aging the otoliths of Dissostichus eleginoides ... , one (C1) developed from previous work on the same species; the other (C2) adapted from generalized ... criteria used to age high latitude fish from the north-west Pacific Ocean. Growth structures were found to ... within and between observers, reflecting the complexity of the otolith structure. Aging using criteria C1 ...
Meeting Document : WG-FSA-98/52 : Author(s): J. Ashford (United Kingdom) and S. Wischniowski (Canada)
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Data on reproduction biology of Dissostichus mawsoni from the Ross Sea (Statistical Subarea 88.1)
Abstract: Macroscopic data of the field research obtained during fishing trips on board Spanish ... individuals from various SSRU in the Ross Sea were calculated. For one specimen with maximum observed weight ... of gonads (15.5 kg, GSI – 23.85 %), the individual absolute fecundity (IAF) and relative fecundity ... of gonads on various grounds in the Ross Sea during the fishery season confirmed previous conclusions ...
Meeting Document : WG-FSA-11/04 : Author(s): A.K. Zaytsev (Russia)
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Estimating density and biomass of Antarctic krill (Euphausia superba) around South Shetland using the 2-dB difference method
Abstract: The distribution and abundance of krill aggregation inhabiting the Subarea 48.1, which ... includes the Elephant Island peripheries and the west and south of the South Shetland Island, were ... collected by the commercial middle trawl fishing vessel. The data were processed and analyzed following ... identification) based on data from a transect-based survey. The weighted krill density and biomass were estimated ...
Meeting Document : SG-ASAM-18/08 : Author(s): S. Choi, K. Lee and D. An
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2014–2017
. The main objectives are studying of toothfish migration from SSRU 88.1 K to Subarea 88.2 A. The survey ... country-members in order to unify the data collection plan and methods during the proposing mutli-member ... research program in the Ross Sea – Subarea 88.2. Author(s): Delegation of the Russian Federation Title ... : Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in ...
Meeting Document : WG-FSA-14/13 : Author(s): Delegation of the Russian Federation
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Size selectivity of the RMT8 plankton net and a commercial trawl for Antarctic krill
Abstract: Net selection of the scientific RMT8 plankton net and a commercial sized pelagic trawl ... underrepresented in the RMT8. For the commercial trawl with a liner mesh size of 12mm the length classes smaller 35 ... and 45 mm are undersampled, probably depending on the size composition of the catch. A preliminary ... catch per haul. Author(s): V. Siegel (Germany) Title: Size selectivity of the RMT8 plankton net and a ...
Meeting Document : WG-EMM-07/28 : Author(s): V. Siegel (Germany)
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Report of the international workshop on understanding living krill for improved management and stock assessment
Abstract: The international workshop on understanding living krill for improved management and ... Mexico) attended the meeting. Following the series of the presentations, an extensive discussion took ... place regarding to the future research on live krill. Special Volume of the workshop will be published ... in December 2003. Author(s): S. Kawaguchi (Australia) and M. Naganobu (Japan) Title: Report of the ...
Meeting Document : WG-EMM-03/56 : Author(s): S. Kawaguchi (Australia) and M. Naganobu (Japan)
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Green krill, the indicator of micro- and nano-size phytoplankton availability to krill
-, nano-, and micro-size fractions) during commercial krill operations in the waters north of the South ... Shetland Islands from late December, 1991 to mid-February, 1992. The proportion of green krill had ... the importance of micro- and nano-size phytoplanktons in terms of food source for the Antarctic krill ... in the natural environment. Author(s): S. Kawaguchi, T. Ichii and M. Naganobu (Japan) Title: Green ...
Meeting Document : WG-EMM-98/29 : Author(s): S. Kawaguchi, T. Ichii and M. Naganobu (Japan)
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Summary of scientific observations in the CAMLR Convention Area for 2011/12
Abstract: This paper summarises the data collected by National and International Scientific ... Observers operating in the Convention Area on board longline and trawl fishing vessels during the 2011/12 ... season. Only data processed by the Secretariat up until 21 September 2012 has been used in this paper ... Division 58.5.2. This paper will be updated in full prior to the start of WG-FSA when all of the available ...
Meeting Document : WG-FSA-12/66 Rev. 2 : Author(s): Secretariat
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Proposal for the extension of research block 48.6_2
Abstract: Research block 48.6_2 is set in a limited part of the large-scale ridge which runs from ... northeast to southwest. The fishing vessels usually cannot complete sampling catch limit (CL) and ... accordingly they leave substantial amount of CL unfished in the research block because of limited spatial ... range and the low CPUE there. To enhance utilization of CL for stock assessment there, we would like to ...
Meeting Document : WG-SAM-17/09 : Author(s): T. Namba, T. Ichii and T. Okuda
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OPTIMISING THE DESIGN OF LARGE-SCALE GROUND SURVEYS OF ADÉLIE PENGUIN ABUNDANCE USING VIRTUAL SIMULATION IN A GEOGRAPHIC INFORMATION SYSTEM
Abstract: One of the recommendations for future work from the 2008 Predator Survey Workshop was ... ‘....that alternative census methods for large (penguin) colonies may be helpful. Such methods include the ... use of satellite imagery and the use of GPS receivers to accurately map colony areas from which ... virtual simulation in a GIS environment to explore how the recommended area/density approach can be ...
Meeting Document : WG-EMM-11/42 : Author(s): C. Southwell, R. Driessen and S. Candy (Australia)