Search results
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Comparative studies on the biological and acoustical properties of krill aggregations (Euphausia superba Dana) samples during the XIII Italian Expedition to the Ross Sea (December 1997–January 1998)
processing acoustic data; (3) to analyse the structure of Euphausia superba population on the basis of ... (around 9%less) to the mean catch values; (3) The numerical abundance of the krill, estimated by the fluid ...
Meeting Document : WG-EMM-00/39 : Author(s): M. Azzali, J. Kalinoswki, G. Lanciani and I. Leonori (Italy)
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Comparison of two methods to assess fish losses due to depredation by killer whales and sperm whales on demersal longlines
from 6 525 longline sets were used to calculate the difference between catch-per-unit-effort (CPUE) of ... equations (3) and (4). When summed to the landed biomass (6 530 tonnes), the total amount of captured ... . In the first method, fishing data from 6 525 longline sets were used to calculate the difference ... - nian toothfish, which is likely to be the fish prey 3 Fish loss due to killer and sperm whale ... loss d loss d j k l d B c c E c= å (3) where ( ) , ,j k lloss dB c equals the fish biomass lost ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 1–14 : Author(s): Gasco, N., P. Tixier, G. Duhamel and C. Guinet
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An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
conservation measures, lines were set at night, weights (6-7 kg) were set at 50 m intervals along the line, all ... with CCAMLR conservation measures, lines were set at night, weights (6-7 kg) were set at 50 m ... CCAMLR, les lignes ont et6 posees de nuit, des lests (6-7 kg) ont et6 fixes a 50 m d'intervalle sur ... ~ ~ Y ~ H H X s 3 a ~ ~ o ~ e i i c ~ s n a npoMbrcnosbIx onepaqaii c MOPCKAMH ~ T A U ~ M H H ... . , 6b1n p a 3 ~ e ~ q e ~ ~ P U T ~ H C K H ~ ~ Ha6Am~aTeJIb. B XOAe AaHHOrO ACCJIenOBaHHX C MapTa no ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Author(s): Ashford, J.R. and J.P. Croxall
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Line weights of constant mass (and sink rates) for Spanish-rig Patagonian toothfish longline vessels
equipped with bags of rocks (4 kg, 6 kg and 8 kg) and lines with steel weights of equivalent masses. The ...
Meeting Document : WG-FSA-07/15 : Author(s): G. Robertson (Australia), C.A. Moreno, E. Gutiérrez (Chile), S.G. Candy (Australia), E.F. Melvin (USA) and J.P. Seco Pon (Argentina)
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LENGTH AND AGE AT SPAWNING OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI IN THE ROSS SEA
vitellogenic phase over at least a 6–12 month period, resulting in a developed batch of oocytes accumulating at ...
Meeting Document : WG-FSA-09/37 : Author(s): S.J. Parker and P.J. Grimes (New Zealand)
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Broadbandwidth total target strength measurements of Antarctic krill (Euphausia superba) from reverberation in a cavity
, 2001, J. Acoust. Soc. Am. 109(6): 2587:2597]. From 18 February to 9 March 2002, mean total target ...
Meeting Document : WG-EMM-02/49 : Author(s): D.A. Demer and S. G. Conti (USA)
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On the problem of diurnal migrations of some fish species on the South Georgia shelf (Subarea 48.3)
to 1990 have been presented. Six (6) daily stations were occupied where vertical distribution of fry ...
Meeting Document : WG-FSA-99/64 : Author(s): I.A. Trunov, J.A. Frolkina and M.P. Konstantinova (Russia)
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The Patagonian toothfish: biology, ecology and fishery
habitat at around 100 mm (1 yr old), and inhabit relatively shallow water (< 200m) until 6-7 years of ...
Meeting Document : WG-FSA-10/P05 : Author(s): M.A. Collins, P. Brickle, J. Brown and M. Belchier
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Conservation measures
, according to Article IX.6 of the Convention, around early May of the following year (180 days after the ...
Page : Site Section: Conservation and Management
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Microincrement analysis in otoliths of Notothenia rossii fingerlings from the South Shetland Islands to estimate early life history timings and to validate annulus formation
date of capture showed two main periods of larval hatching separated by 5-6 months, one in late summer ...
Meeting Document : WG-FSA-12/04 : Author(s): E. Barrera-Oro (Argentina) and M. La Mesa (Italy)