Resultados de la búsqueda

1. A hybrid approach to acoustic classification and length estimation of krill

   ) j if f is the geometric mean of the acoustic wave number (c = speed of sound in m/s; fj , fi ... dominates the scattering, can be improved. For example, for a sound speed = 1 470 m/s and three ... frequencies fj and fi : fj fiS S . Hybrid methods The aforementioned methods assume a deterministic ... 37 Acoustic classifi cation and length estimation of krill were triggered alternately every 0.6 s ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 33–58 : Autor(es): Azzali, M., I. Leonori and G. Lanciani

2. Indices of prey availability near the Seal Island CEMP site: 1990 to 1996

   Prey Availability Table 1: Acoustic surve S used for data sources in the calculation of indices of ... at 120 kHz was estimated by subtracting 2.22 dB from t h e b a c k s c a t t e r i n g s t r e n ... strength, First Survey where (S\/)i,j,k is the average volume backscattering strength of the ith depth ... . (iv) Persistence over time, i3vX AS -- v - (S,), where ( S,), and ( are the overall average ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 37–45 : Autor(es): Hewitt, R.P., G. Watters and D.A. Demer

3. On the presence of Paralomis spinosissima and Paralomis formosa in catches taken during the Spanish survey Antártida 8611

   de Canarias Ctra. San Andrhs s/n, Santa Cruz de Tenerife, Espaiia Abstract This paper provides ... ~ ~ ~ ~ S I 06 aHTaPKTUqeCKllX Kpa6aX, nonyYeHHbIx B xone McnaHcKoro pefica AHTAPTHJA 8611, npoBonmrueroca ... ~panee~l f i B pai io~e WXHOW T e o p r ~ a - B 20. BMA P. formosa 0 6 n a s n ~ s a n c r l AeamAbI ... cnyqae BMAa P. spinosissima - 160-627 M, a B CnyYae BMAa P. ~ ~ ~ ~ o s u , K O T O P ~ I ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 165–173 : Autor(es): López Abellán, L.J. and E. Balguerías

4. A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

   analyses were made for the areas north and south of latitude 70°S following Fenaughty (2006). The data ... centred at about 65°S 170°E and rotates clockwise around the Balleny Islands ridge. It is separated by ... centred at about 165°W 70°S. Water in this gyre is transported to the northeast in the Antarctic ... °S 60 °S 65 °S 70 °S 75 °S 80 °S 14 0° E 160 °E 180° 160°W 140°W 120°W 100°W Ross Sea ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Autor(es): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams

5. Biogeographic patterns of benthic invertebrate megafauna on shelf areas within the Southern Ocean Atlantic sector

   context of this zonation, one of the authors (S. Lockhart) re-examined detailed distribution maps of ... distributions, but in addition, molecular phy- logenetic data collected and analysed (S. Lockhart, unpubl. data ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 167–192 : Autor(es): Lockhart, S.J. and C.D. Jones

6. An impact assessment framework for bottom fishing methods in the CAMLR Convention Area

   Z ea la nd a ut o- lo ng lin e ve ss el s in t he h is to ry o f th e R os s ... Se a fi sh er y (S ub ar ea s 88 .1 a nd 8 8. 2, 1 99 7– 20 08 ). A f ul l im ... vu ln er ab le ta xo n. A (S te p 5) B (S te p 3) C = (A x B ) D (S te ... ) * 10 0% H (S te p 4) I = (G x H ) So ur ce o f i m pa ct (s ta nd ar d g ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 195–210 : Autor(es): Sharp, B.R., S.J. Parker and N. Smith

7. Phytoplankton distribution in the mixed layer: implication to krill abundance

   swimmers and velocities of 40 cm S-1 are possible. Therefore, small scale turbulence is irrelevant to ... mixed layers are not apparent. Since wind speeds were typically 10 to 15 m S-1 (Chapman, personal ... wind speeds of 10 m S-1 show mixing to approximately 65% of the Ekman depth (Lueck, 1989). Because of ... at 61°S and the profiles are terminated at the depth of Ekman layer. The dissipation rate decreases ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 331–356 : Autor(es): Yamazaki, H. and T.R. Osborn

8. Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data

   –52. Kawaguchi, K., S. Ishikawa and O. Matsuda. 1986. The overwintering strategy of Antarctic krill ... 40 60 80 NI T DW N M TW SR S M RN DA Y AF T SS T ET W DS K NI T 0 4 8 12 16 20 Jan. 0 ... MRN DAY AFT SST ETW DSK NIT 0 2 4 6 8 Apr. 0 20 40 60 80 100 NI T DW N M TW SR S M RN DA ... IT D W N M TW S R S M R N D AY A FT S S T E TW D S K N IT N IT D W N M TW S R S ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Autor(es): Taki, K., T. Hayashi and M. Naganobu

9. Effects of weather and sea-ice on the reproductive performance of the Adélie penguin at Edmonson Point, Ross Sea

   , ROSS SEA S. Olmastroni , F. Pezzo, V. Volpi and S. Focardi Dipartimento di Scienze Ambientali ‘G ... Point CCAMLR Ecosystem Monitoring Program (CEMP) site (74°21’S 165°10’E) located on the shores of Wood ... /99 0 2 4 6 8 10 12 14 16 N u m b e r o f d e a d c h ic k s 0 10 20 30 40 ... 50 60 70 80 W in d s p e e d ( k n o ts ) number chicks dead max wind speed 2000/01 0 ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 99–109 : Autor(es): Olmastroni, S., F. Pezzo, V. Volpi and S. Focardi

10. Distribution and relative abundance of Antarctic toothfish (Dissostichus mawsoni) on the Ross Sea shelf

    Zealand Email – s.hanchet@niwa.co.nz S. Mormede and A. Dunn NIWA Ltd Private Bag 14901 Wellington ... below 77°30'S 2001 2 156 102.4 0.66 0.52 2004 1 21 12.5 0.59 0.77 2005 1 8 2.2 0.28 0.58 2008 2 ... . Ainley, D.G., G.Ballard and S. Olmastroni. 2009. An apparent decrease in the prevalence of ‘Ross Sea ... , A., S.M. Hanchet and S. Ballara. 2007. An updated descriptive analysis of the toothfish ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 33–51 : Autor(es): Hanchet, S.M., S. Mormede and A. Dunn

Páginas