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1. Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by acoustic surveys

   of the Southern Ocean. 2. MA1ERIALS AND METHODS Acoustic surveys for myctophids in the Atlantic ... fish along a cruise track was estimated by means of the formulae: p- Mo N- cr(L) (1) or P- Mo (2 ... density of myctophids (size range within L=5-10 cm) expression (2) was employed, where crkg(L) was ... and 2). They were chiefly distributed between 50 and 350 m depth. In the area surveyed, E ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 417–431 : Author(s): Filin, A.A., K.V. Gorchinsky and V.M. Kiseleva

2. Sensitivity investigation of the SDWBA Antarctic krill target strength model to fatness, material contrast and orientation

   angle φ (i.e. Demer and Conti, 2003): 12 1 1 2 ( ) ( ) e 4 J (2 cos ) d cos pos j pos i bs ... j r j tilt pos tilt kf a k a κ ρφ γ γ β β - ×= -ò k r r     (1) where km = 2πf ... /cm is the wave number in the medium m with the subscripts 1 and 2 refer- ring to the surrounding ... mass density, ( )2 21 1 2 2 1c cκγ ρ ρ= - related to the compressibility 21/ ( )i i icκ ρ= , 1k ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 97–122 : Author(s): Calise, L. and G. Skaret

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

   a fl uid sphere (Johnson, 1977): 44 2 / / 42 / 1/4 4 / 4 / /2 / 1.5 ; 1 1.5 1 ; 1 1.5 1 ... each of the organisms in the dominating sound-scatter volume at the frequency j if f ; • km = (2π/c ... approximately the input/output values: 1 2 44 1 1 2 4 44 2 2 1.5 , 1 2; 1.5 , 2 1 m r r r m r r a k f a ... sharper than the second. The sensitivity of Δfj / fi to afj / fi is given by: 2 4 4 3 / 22 4 4 / 4 ...

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

4. Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea

   in the previous study by Francis and Ó Maolagáin (2005). Reader 2 (M.J. Gallagher) developed the ... larger sample size. Reader 2 aged a subset of 100 thorns four times: the first reading was considered a ... of his previous counts. Reader 2’s fourth reading was used as his age estimate. Counting began ... regarded as clear and unambiguous (readability 1 or 2). Within-reader comparison indicated a high pre ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 211–220 : Author(s): Francis, M.P. and M.J. Gallagher

5. Annual changes in species composition and abundance of myctophid fish in the north of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008

   Agency 2-12-4 Fukuura, Kanazawa-ku, Yokohama Kanagawa, 236-8648 Japan Abstract Species composition ... : 44 34 76 13 2 66 26 10 2 M yc to ph id ae 38 .6 32 .4 67 ... .8 34 .1 9. 1 69 .2 52 .0 E. a nt ar ct ic a 0. 0 5. 9 17 .8 ... 38 .5 11 .8 G . b ra ue ri 2. 3 2. 9 2. 2 0. 0 0. 0 0. 0 0 ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Author(s): Iwami, T., M. Naganobu, K. Taki and M. Kiyota

6. Results of fish stock assessment survey, South Georgia, December 1987 - January 1988

   /85 (Kock 1985a), 1986/87 (Gabriel 1987), and 1987/88. 2. METHODS The 1987/88 survey took place ... randomly assigned to specific locations within stratum (stratum 1: 50-150 m, stratum 2: 151-250 m ... estimates in Table 2. A brief summary of the length information for the 1987/88 survey is given in Table 3 ... the catch was from stratum 2 (15/31/1 *)(Table 1). The stratified mean catch per tow was 27.7 kg and ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 19-52 : Author(s): McKenna, Jr., J.E. and S.B. Saila

7. Fish stock assessment survey in Subarea 48.3

   . 1 British Antarctic Survey, Cambridge, UK 2 Renewable Resources Assessment Group, Imperial College ... ) . 2. SURVEY AREA AND DESIGN The survey was aimed at providing information representative of the ... representative of a station within each depth stratum and at each location is shown in Table 2. 26 A ... ., 1989) in 1989 was used, full net drawings with nominal mesh sizes are given in Figure 2. All netting ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Author(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski

8. Target strength studies on Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea

   into five length classes of eight individuals, as shown in Table 2(a). In 2009, only 16 frozen P. ant ... ES120-7 ES200-7 Beam type split split single Trasmit power (kW) 2 1 1 Pulse duration (ms) 1 1 0.6 ... threshold (dB re m –1) –80 Noise margin (dB) 0 0 0 Azzali et al. 80 Table 2: Length classes of ... 3.5 Number of trials 2 2 2 2 2 Table 3: Results of ex situ experiments carried out in May 2007 and ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 75–104 : Author(s): Azzali, M., I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi

9. Demographic characteristics of the Adélie penguin population on Béchervaise Island after 12 years of study

   colony on this island consists of approximately 2 000 breeding pairs divided among 18 discrete sub ... and Welch Islands (a further 0.5 and 2 km east from Verner Island respectively) were carried out ... (Figure 2). Average breeding success over all 12 seasons was 0.71 chicks crèched per nest with eggs ... (Table 1, Figure 2). Survival and Mortality Numbers of chicks tagged in each season from 1991/92 to ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 53–74 : Author(s): Clarke, J., L.M. Emmerson, A. Townsend and K.R. Kerry

10. By-catch of fish in the krill fishery

    , British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 OET, United Kingdom 2 Zoological ... order to quantify the by-catch of fish in the kriU fishery. 2. MATERIAL AND METHODS Observations ... 10 4 54 56 34 51 230 130 30 40 24 1640 0.92 49 11 4 54 55 35 2 220 155 40 31 27 225 1.58 50 11 4 54 ... 300 20 50 135 1.25 32 19 1 54 53 34 38 200 300 30 130 440 0.92 122 27 2 54 54 34 31 275 270 50 50 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 381–401 : Author(s): Everson, I., A. Neyelov and Y.B. Permitin

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