Search results
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Estimating density and biomass of Antarctic krill around South Sheltland Islands using the 2-dB difference method
survey. The weighted krill density and biomass were estimated to be 0.20 g/m 2 and 18 thousand tons (CV ... . The weighted krill density and biomass were estimated to be 0.20 g/m2 and 18 thousand tons (CV=33.8%) applying ...
Meeting Document : WG-EMM-17/08 : Author(s): S.-G. Choi, K. Lee and D. An
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Estimating density and biomass of Antarctic krill (Euphausia superba) around South Shetland using the 2-dB difference method
to be 0.20 g/m 2 and 18 thousand tons (CV=33.8%) applying S v difference 3.96-5.91 dB and 0.92 g/m 2 and 83 ... on data from a transect-based survey. The weighted krill density and biomass were estimated to be 0.20 ...
Meeting Document : SG-ASAM-18/08 : Author(s): S. Choi, K. Lee and D. An
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Development of methods relevant to feedback management (FBM) for the krill fishery
, as presented in SC-CAMLR XXXVI/BG20 requires acoustic data to be collected, processed and reported continuously ... and predator needs. A future developed FBM system, as presented in SC-CAMLR XXXVI/BG20 requires acoustic data ...
Meeting Document : WG-EMM-18/08 : Author(s): B.A. Krafft, A. Lowther, G. Macaulay, M. Chierici, M. Biuw, A. Renner, T.A. Klevjer, R. Øyerhamn, C.A. Cárdenas, J. Arata, A. Makhado, C. Reiss and O.A. Bergstad
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TEMPORAL CLARIFICATION OF THE TRANSITION FROM BLUE PHASE FINGERLING TO EARLY JUVENILE BROWN PHASE IN NOTOTHENIA ROSSII FROM THE SOUTH SHETLAND ISLANDS
juveniles of 8.5-20.9 cm and predominant age groups 1-2 years. Counting of sclerites facilitated ... juveniles of 8.5-20.9 cm and predominant age groups 1-2 years. Counting of sclerites facilitated ...
Meeting Document : WG-FSA-09/32 : Author(s): E. Barrera-Oro, E. Moreira, N. Alescio and E. Marschoff (Argentina)
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Age distribution of breeding female Antarctic fur seals in relation to changes in population growth rate
in 1971-1973 was 7.41 (SE = 0.26) years and in 1988 it was 6.93 (SE = 0.20) years. After correction ... (SE = 0.26) years and in 1988 it was 6.93 (SE = 0.20) years. After correction for age-dependent ...
Meeting Document : WG-CEMP-91/21 : Author(s): I.L. Boyd, N.J. Lunn, P. Rothery and J.P. Croxall (United Kingdom)
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By-catch in Australian fisheries in Divisions 58.5.2, 58.4.2 and 58.4.3 during the 2002/03 and 2003/04 fishing seasons
with periods at liberty ranging from 208 to 822 days. Growth rates estimated from recaptured skates were 20 ... from 208 to 822 days. Growth rates estimated from recaptured skates were 20mm per/year in total length ...
Meeting Document : WG-FSA-04/68 : Author(s): E. van Wijk and R. Williams (Australia)
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Krill biomass estimates for South Georgia, December and January 1996/97
strength at 120 and 38kHz (mvbsl20 kHz- mvbs38kHz between 2 and 12 dB indicative of krill). Mean volume ... and 38kHz (mvbsl20 kHz - mvbs38kHz between 2 and 12 dB indicative of krill). Mean volume backscattering ...
Meeting Document : WG-EMM-97/48 : Author(s): Goss, C., Watkins, J.L., Brierley, A.S.
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Estimation of the biomass of krill in Prydz Bay during January/February 1991 and February/March 1992 using echo integration
) but small compared to 20.2 g/m2 estimated for January 1985 from the Australian SIBEX-II data. The Australian ... g/m2 for statistical areas 48.1, 48.2 and 48.3 (SC-CAMLR 1991, p47) but small compared to 20.2 g/m2 ...
Meeting Document : WG-KRILL-92/23 : Author(s): I. Higginbottom and T. Pauly (Australia)
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A history of the exploitation of the Ross Sea, Antarctica
the Ross Sea continental shelf and slope beginning at the start of the 20th century; none preceded ... continental shelf and slope beginning at the start of the 20th century; none preceded that. An intense ...
Meeting Document : WG-EMM-09/P03 : Author(s): D.G. Ainley
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Net sample validation of acoustic techniques used to identify and size Antarctic krill
= MVBSI20- MVBS3S; where ΔMVBS between 2 & 12 dB). Biomass values estimated from krill identified using ... = MVBSI20 - MVBS3S; where ΔMVBS between 2 & 12 dB). Biomass values estimated from krill identified using ...
Meeting Document : WG-EMM-97/46 : Author(s): Watkins, J.L., Brierley, A.S.