Résultats de la recherche
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SCAR group of specialists on marine living resources of the Southern Ocean – Newsletter 1
20 November 1975 SCAR Group of Specialists on Marine ...
Document : Site Section: The Organisation
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A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty
-exploitation spawning biomass at some time over the 20-year projection period is equal to 10%. + Values in ... ) 1.21 I 0 10 20 30 40 50 60 Length (mm) Selectivity (b) 1.6 1 1 0 2 4 6 Age (years) Relative ... 1 0.8 0.6 0.4 0.2 0 0 10 20 30 40 50 60 Length (mm) Proportion mature (b) 1.6 0 2 ... Uncertainty (a) Run 1 Biomass (thousand tonnes) Recruits (millions) 0 10 20 30 40 50 Years (b) Run 2 ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Auteur(s): Constable, A. and W.K. de la Mare
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A comparison between otoliths and scales for use in estimating the age of Dissostichus eleginoides from South Georgia
. Sustainable exploitation rates should have been 20-30% of that based on age determinations from scales, in ... use of otoliths and scales in estimating tootlifish age 0 10 20 30 40 50 10 20 30 40 50 Reader l ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 75–92 : Auteur(s): Ashford, J.R., S. Wischniowski, C. Jones, S. Bobko and I. Everson
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Selectivity of commercial and research trawls in relation to krill
mesh size netting and is covered by a double-meshed chafer (mesh size - 20 mm) which protects the ... ) 7.0 7.0 5.0 Time 15:4O - 16:lO 20:3O - 21:OO 00:53 - 01:23 RESULTS Catch (kg) 22.0 ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 161–169 : Auteur(s): Kasatkina, S.M
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Do krill and salps compete? Contrary evidence from the krill fisheries
particles greater than 20 pm (Wright et al., 1996). Therefore, in our case, salps may have been excluded ... be active feeding grounds for krill, which effectively filters particles larger than 20 pm (Meyer ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 205–216 : Auteur(s): Kawaguchi, S., T. Ichii, M. Naganobu and W.K. de la Mare
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Some comments on the procedure for testing estimators of krill abundance which utilise survey data
between [0, 0.5] and [2, 20] km, and too high in the complementary ranges. The fact that the X Z values ... 18 20 22 24 26 28 Figure 1: Krill aggregations detected in the south-west Indian Ocean during FIBEX ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 191–205 : Auteur(s): Butterworth, D.S., D.L. Borchers and D.G.M. Miller
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e-sc-ix-a6.pdf
... ). 20. Sweden welcomed the suggestion by Norway for cooperation among Nordic countries in CEMP-related ... the Secretariat by 15 October 1990. Field Research Techniques 80. Dr Bengtson expressed his
application/pdf attached to:WG-CEMP-90
Meeting Report : WG-CEMP-90
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Pêcher en mer, pas en l'air
6 kg mass shall be used, spaced at intervals of no more than 20 m. 4. Longlines shall be set at ...
Document : Site Section: Publications
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WG-FSA-06/15
Secretariat ] WG-FSA-06/15 Date submitted [ to be completed by the Secretariat ] 20 September 2006 Language ...
Document : Site Section: Publications
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SCAR group of specialists on living resources of the Southern Ocean – Newsletter 3
. Bogdanov's, Director of VNIRO, reply (see Newsletter #1 of 20 November, 1975). Because of the usefulness of ...
Document : Site Section: The Organisation