Search results
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ANALYSIS OF KRILL OBSERVER COVERAGE IN SUBAREA 48.3
a rate of sampling equivalent to 18% of total hauls taken in a season being sampled for krill and 11 ... variance, the between vessel variance being about 45% of total variance. However, the ratio is sufficiently ... a rate of sampling equivalent to 18% of total hauls taken in a season being sampled for krill and 11 ... haul variance, the between vessel variance being about 45% of total variance. However, the ratio ...
Meeting Document : WG-EMM-09/25 : Author(s): D.J. Agnew, P. Grove, T. Peatman, R. Burns and C. Edwards (United Kingdom)
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Distribution and abundance of krill in the vicinity of Elephant Island in the 1992 austral summer
the western end; biomass was estimated to be 2. 2 million metric tons. During the second survey, the ... northeast end of Elephant Island into deeper water. Biomass in the smaller survey area was estimated to be ... Island had retracted considerably; biomass was estimated to be 0.4 million metric tons. During the final ...
Meeting Document : WG-CEMP-92/15 : Author(s): R.P. Hewitt and D.A. Demer (USA)
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The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at Heard Island
(Bathyraja sp.), the latter being found in over 60%-of scats in October and November. The population ... (Bathyraja sp.), the latter being found in over 60%-of scats in October and November. The population ...
Meeting Document : SC-CAMLR-VIII/BG/53 : Author(s): Delegation of Australia
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Warming effects in the Western Antarctic Peninsula Ecosystem: the role of population dynamic models for explaining and predicting penguin trends
Abstract: The Western Antarctica Peninsula and Scotia Sea ecosystems appear to be driven by ... . The Adélie (Pygoscelis adeliae). Chinstrap (P. antarctica) and Gentoo (P. papua) penguins appear to be ... Gentoo penguins appear to be better explained by the “sea-ice hypothesis”. We think that proper ...
Meeting Document : WG-EMM-12/18 : Author(s): M. Lima and S.A. Estay (Chile)
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Existing initiatives that provide an extensive framework for research and monitoring in East Antarctica
Abstract: Research and monitoring (RM) plans need to be developed for marine protected areas in ... and monitoring should be achievable in practice. The proposal for the East Antarctica Representative ... could be used as a foundation for a RM Plan for the EARSMPA. All Members are invited to participate in ...
Meeting Document : SC-CAMLR-IM-I/BG/01 : Author(s): Delegations of Australia, France and the European Union
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A sensitivity analysis of a simple krill individual-based model designed to investigate length-based recruitment indices
commercial catches. These extremely valuable data may be used to monitor the state of harvested Krill ... annual span (maximum minus minimum) of F40 would be the best index of annual recruitment among those ... tested, and, that length-based indices may be used to determine the timing of recruitment events. However ...
Meeting Document : WG-EMM-13/23 : Author(s): S. Thanassekos and K. Reid (Secretariat)
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Plan of research program of the Russian Federation in Subarea 48.5
Subareas. Stock assessment of this area should be calculated basing on the newest and adequate data ... years. Detailed plan of fishing operations, collecting and analysis of data will be provided for the ... Scientific Committee that data-poor area in the future would need to be consistent with the original research ...
Meeting Document : WG-SAM-15/18 : Author(s): Delegation of the Russian Federation
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Variability of krill biomass estimates in repeated mesoscale surveys in relation to CCAMLR-2000 Survey
significant changes, being in the limit of 15.3-20.3 g/m2. When assuming that changes of average weight ... , being in the limit of 15.3-20.3 g/m2. When assuming that changes of average weight density reflect ...
Meeting Document : WG-EMM-01/28 : Author(s): V.A. Sushin, F.F. Litvinov (Russia) and V. Siegel (Germany)
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Estimates of global krill abundance based on recent acoustic density measurements and their implications for the calculation of precautionary catch limits and the designation of management areas
differences between our estimates and others can be explained by a number of factors such as: an ... that used in the past. The seasonal and local consequences of elevated catch limits will have to be ... statistical divisions as management areas will have to be considered. Author(s): S. Nicol, A. Constable and T ...
Meeting Document : WG-EMM-99/22 : Author(s): S. Nicol, A. Constable and T. Pauly (Australia)
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APPLYING A TS-PROBE FOR MEASURING ANTARCTIC KRILL (EUPHAUSIA SUPERBA) TARGET STRENGTH IN SITU: PROCEDURES AND DATA ANALYSIS
25 – 50 meters below the transducers. The data analysis could then be performed by selecting single ... target tracks, individually based TS frequency response could be determined with fair accuracy. The ... results from the target strength measurements can further be compared with theoretical model predictions ...
Meeting Document : SG-ASAM-09/13 : Author(s): G. Skaret, L. Calise and E. Ona (Norway)