Résultats de la recherche

1. Methodological guidelines on the assessment of trawl catchability of krill by means of statistical modelling

   ~Hcno NB lIyga~HHXII 9KcnepHMeHToB, npH KOTOPb1X HronKa sa,n;ep~Ba­ eTCH ceTbID, H onpegenHTb TaKHM ... < D3 HnH D4 < D/2 (T.e. HMeeT MeCTO SalI\eM- neHHe HnH oo@~HafI onopaHronKH), TO nepeHTH K n. 30, HHa~e ... - K n. 28. 27. ECnE D2 < D/2 HnH D4 < D3 (CMHcn TOT ~e, ~TO E n. 26), TO nepeHTH K n. 30, HHa~e ... . 31, HHa~e - npo~o~HTD. 30. npO~on~eHHe ~HKna no j (T.e. npo~o~eHHe cepHH 9KC- nepHMeHToB: j = j ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 195-222 : Auteur(s): Kizner, Z.I.

2. Protecting young fish and spawning aggregations of Champsocephalus gunnari in Subarea 48.3 (South Georgia): a review

   spawning aggregations w a s changed f r o m be tween 1 April and 30 November , t o between 1 March ... and 30 May (Conservation Measure 175/XVIII). T h e Scientific Commi t t ee agreed that to protect ... , paragraphs 9.1 and 9.2). This runs from 1 December to 30 November, and has specific implications for the ... this, it may be better to introduce some form of incentive to encourage the fishery to avoid catches ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 75–86 : Auteur(s): Parkes, G.B

3. Detection and quantitative estimation of krill concentrations by hydroacoustic instruments

   different years and seasons. In the same area at different times, krill can form large concentrations in ... . Such aggregations can be observed visually from on board ship in the shape of spots of different form ... transmitter frequency. Thus, echo sounders operating at comparatively low frequencies (20-30 kHz) are much ... krill in form and structure. Figure 1 shows the frequency dependence of the acoustic cross-section (0 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 123-139 : Auteur(s): Yudanov, K.I.

4. Line weights of constant mass (and sink rates) for Spanish system Patagonian toothfish longline vessels

   hook line are tied together to form a continuous line, and weights are tied to the join in the centre ... fishing line), which took 30 s to pay out, to provide inde- pendence between the replicates. At the end ... . The exact water entry time (nearest second) was recorded for each device. On retrieval, data from ... the TDRs were downloaded to a computer, water entry times noted in the files and files ‘corrected ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 93–106 : Auteur(s): Robertson, G., C.A. Moreno, E. Gutiérrez, S.G. Candy, E.F. Melvin and J.P. Seco Pon

5. Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias

   16 1 Feb 16 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 10 20 30 40 50 60 C ou nt Date A O n es t a ... va ila bi lit y ad ju st m en t f ac to r 60 50 40 30 20 10 0 C ou nt 50 40 30 20 ... adjusted by some date- or stage-specific factor if the count is to form the basis of an estimate of some ... -October, with adult numbers reaching a peak in early November (Figure 1). Many of these penguins form ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Auteur(s): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery

6. Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia

   51 4 3 50 5 T ot al 29 4 03 30 4 25 30 4 67 30 4 61 % in cr ea se o ... 30 3 20 06 4. 2% 4. 9% 4. 4% 3 53 5 3 68 3 3 70 7 3 69 0 20 07 3. 8 ... 30 56 1 23 9 36 3 67 0 1 09 6 5. 1 23 .3 0. 40 0. 65 20 07 14 68 ... 1 62 6 26 1 75 5 58 2 4. 2 14 .0 0. 38 0. 30 20 08 18 51 1 51 1 ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 163–178 : Auteur(s): Moir Clark, J. and D.J. Agnew

7. Southern elephant seals and CCAMLR

   - AI1HaMI1J<:Y nOnYJIHL{1111 3TI1X BI1AOB. B TaJ<:OM CJIY'Iae qpe3BWqaHHO Ba~HWMI1 HBJIHIDTCH I1CCJIeAOBaHI1H ... (50 000 km2 ) was estimated to be in excess of 230 000 t and with a maximum sustainable yield (MSY ... ) of 80 000 t per annum compared with recently suggested standing stock of only 130 000 t and a MSY ... of about 20 000 t. Both estimates are far below the 394 000 t of fish the Kerguelen subpopulation ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 465-473 : Auteur(s): Bester, M.N. and D.G.M. Miller

8. A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty

   the fishery by CCAMLR. As a consequence, their model outputs were relative to the initial biomass Ba ... fishing regimes. This model considers a year of 360 days, consisting of 12 monthly (30-day) intervals ... ) 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 ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Auteur(s): Constable, A. and W.K. de la Mare

9. Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses

   a lesser extent squid. FA profiles in muscle tissues of Antarctic toothfish were Park et al. 30 ... (14%). The mixture was shaken, sealed under nitrogen and then heated on a hot block at 100°C for 30 ... (bonded carbowax, 30 m × 0.25 mm internal diameter and 0.25 μm film thickness) was used to separate the ... min, ramping to 150°C at 30°C min–1, and holding at 250°C for 10 min after ramping at 2°C min–1. The ...

   Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Auteur(s): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*

10. Maximum entropy reconstructions of krill distribution and estimates of krill density from acoustic surveys at South Georgia, 1996–2000

    la be lle d in k m . Sc al e ba rs s ho w a lo ng - tr an se ct k ri ll d en ... = 95 km, y = 30 km (Figure 1b). Factors contri - buting to the consistent appearance of krill at these ... that do fi t the data can be sorted into piles of images that are the same, and the largest pile will ... t between the observed data and reconstructed data. The entropy (S) is evaluated as where h(xi ...

    Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 91–100 : Auteur(s): Wafy, M.H., A.S. Brierley, S.F. Gull and J.L. Watkins

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