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A hybrid approach to acoustic classification and length estimation of krill
M. Azzali , I. Leonori and G. Lanciani Istituto di Scienze Marine ISMAR-CNR Sezione Pesca Marittima ... these measurement obstacles, a new method has been under development since the fi rst Italian survey to the Ross ... Sea (1989/90). The new method extracts information on species and size primarily from the acoustic ... ) and Bayesian decision theory (Devijver and Kittler, 1982). The performance of the new method is estimated ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 33–58 : Author(s): Azzali, M., I. Leonori and G. Lanciani
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Is the attempt to estimate the biomass of Antarctic fish from a multi-species survey appropriate for all targeted species? Notothenia rossii in the Atlantic Ocean sector – revisited
Fisheries Science Center National Marine Fisheries Service National Oceanic and Atmospheric Administration ... ), elephant seals (Mirounga leonina) and Weddell seals (Leptonychotes weddellii) and birds, such as Cape ... that these marks were confused with other species to a large extent. Since then, no new attempts have been found ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 141–153 : Author(s): Kock, K.-H., M. Belchier and C.D. Jones
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Differentiation of independent populations of Antarctic krill
that new forms of krill larvae have been found and five larval forms have been recognized ... forms in euphausiid (Crustacea Eucarida) ontogenesis. Marine Biology, vol. 27, N 2, p. 93-99 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 275-281 : Author(s): USSR
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Phytoplankton distribution in the mixed layer: implication to krill abundance
There has been an increasing interest in the variability of biological marine resources, but little ... at the surface. Presumably phytoplankton continuously produce new generations. Thus, 1000 particles are added ... , 1987: 1-24. HAN, Y.-J., and S.-W. LEE. 1981. A new analysis of monthly mean wind stress over ... , environment and vertical distribution Marine Ecology -Progress Series 20: 203-206. MOUM, J.N., D.R ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 331–356 : Author(s): Yamazaki, H. and T.R. Osborn
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Analysis of haul data from the South Georgia krill fishery
Suite 303,5445 Mariner Street Tampa, F1.33609-3437, USA Abstract Data from individual hauls carried ... distribution and abundance. This is not a new concept and such data have been used previously (e.g. SC-CAMLR ... undertaken by Murphy et al. (1997). Here we describe new information about the location, timing ... loaded into a marine Geographic Information System (GIS) established using Arc/Info 7.2 (ESRI ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 9–30 : Author(s): Trathan, P.N., I. Everson, E.J. Murphy and G.B. Parkes
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Statistical problems in krill stock hydroacoustic assessments
by adjusting the estimate by the ratio of the old and new target strengths. Surveys are conducted along pre ... the highly discontinuous distribution of many marine stocks (the patchiness problem) often caused ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Author(s): Macaulay, M.C.
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
VICINITY A. Brandão and D.S. Butterworth MARAM (Marine Resource Assessment and Management Group ... greater catches of older fish. Acknowledgements Financial support for this work from Marine ... Bluefin Tuna). 2003. Report of the Second Meeting of the Management Procedure Workshop. Queenstown, New ... Zealand, April 2003: www.ccsbt.org/docs/pdf/meeting_ reports/ccsbt_10/report_of_mpws2.pdf. Cooke, J.G ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Author(s): Brandão, A. and D.S. Butterworth
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Sensitivity analysis for parameters of predatory species CCAMLR Ecosystem Monitoring Program
emplumaje. 1 . INTRODUCTION Since the establishment of the Biological Investigation of Marine ... monitoring continued in discussions of the Commission for the Conservation of Antarctic Marine Living ... identified a range of breeding biology parameters likely to be sensitive to perturbations in the marine ... environment, which could act as indicators of marine conditions when monitored annually. A few species were ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 411–432 : Author(s): Whitehead, M.D.
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Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) – biomass
place in the South Georgia marine ecosystem and involved a major interdisciplinary program of data ... ). Antarctic Nutrient Cycles and Food Webs. Berlin: Springer-Vedag. pp. 516-533. EVERSON,1. 1984. Marine ... , 1., J.L. WATKINS, D.G. BONE and K.G. FOOTE. 1990. Implications of a new acoustic target strength ... of density. Document WG-Krill-91/8. CCAMLR, Hobart, Australia: 19 pp. FOSTER, T.D. 1984. The marine ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 225–243 : Author(s): Murphy, E., I. Everson and A. Murray
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Analysis of the diet of Champsocephalus gunnari at South Georgia in late summer from 1994 to 1997, Dr Eduardo L. Holmberg surveys
such as the black-browed albatross (Diomedea melanophris), macaroni penguin (Eudyptes chrysolophus), gentoo ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 103–123 : Author(s): Barrera-Oro, E., R. Casaux and E. Marschoff