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Комиссия по сохранению морских живых ресурсов Антарктики

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

    70°S from December to May for all years and all vessels. Month G S I ( % ) 0 5 10 15 20 25 ... °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 ... Dec Jan Feb Mar Apr May (a) Males (North) Month G S I ( % ) 0 5 10 15 20 25 Dec Jan Feb ... Mar Apr May (b) Females (North) Month G S I ( % ) 0 5 10 15 20 25 Dec Jan Feb Mar Apr May ...

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

  2. Results of fish larvae sampling by means of fine-meshed samplers attached to a bottom trawl

    260 15P 110 * 90 240 122 340 * 540 250 123 190 * 220 70 124 50 * 320 320 127 50 * 680 80 130 20 ... exploited fishing grounds. One or two pairs of fine-meshed samplers, designed to collect larvae, were ... : 134 p. 73 Table 1: Station 19 20 22 24 25 26 30 31 32 33 34 35 36 37 38 45 ... 46 300 660 1000 420 67 80 220 460 320 68 290 380 840 650 74 100 340 220 580 89 90 * 340 260 94 ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 69-86 : Автор(ы): Ślósarczyk, W. and I. Wójcik

  3. Changes in biomass of eight species of finfish around the South Orkney Islands (Subarea 48.2) from three bottom trawl surveys

    /90. The biomass of several species of finfish has been monitored through scientific bottom trawl ... the South Orkney Islands (Subarea 48.2) suffered substantial declines from split-year 1977/78 to 1989 ... one or two strong year classes are passing through the stock. At present, however, most fish stocks ... largely exhausted within two years, and overall catches declined by almost two orders of magnitude ... Orkneys closure of the region to bottom trawling, there have been two scientific surveys: one by Spain ... conducted during daylight hours. The target time for a haul was 30 minutes, with any haul less than 20 ...

    Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 53–74 : Автор(ы): Jones, C.D., K.-H. Kock and E. Balguerías

  4. Distribution of mackerel icefish (Champsocephalus gunnari) (Channichthyidae) around South Georgia at various stages of its life cycle

    into account the spatial–temporal variability of C. gunnari. Young fish of the first age group (<15 ... 30 .5 % 33 % 80 m m 90 m m 10 0 m m 31 % 18 % 26 % 80 m m 90 m m 21 ... (m m ) 80 81 78 76 29 / 5– 7/ 6/ 19 90 L en gt h ra ng e (m m ) 60 –1 20 60 –1 00 ... / 19 86 L en gt h ra ng e (m m ) 60 –1 30 80 –1 30 60 –1 40 70 –1 20 M od al le ng th ... migrate to the Shag Rocks area most probably die after reaching two years of age. The abovementioned ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 49–69 : Автор(ы): Frolkina, Zh.A

  5. Evaluation of the results of trawl selectivity experiments by Poland, Spain and USSR in 1978/79, 1981/82 and 1986/87

    considered: ( a) Subarea 48.3 (i) Fishery targeted at C. gunnari 80 mm, to protect immature fish, or 90 ... (70)(2) 2.86 68 (70)(3)S 2.70 88 (80)(1) 2.28 88 (80)(1)s 2.88 110 (100)(1) 2.84 110 (100)(3 ... ~ 28 ~ 27 + z 26 w -l I 25 (f) G: 24 + 23 22 20 22 24 26 28 30 32 34 MEAN FISH LENGTH ... z 2.6 0 f= u 2.5 w -l w 2.4 (f) +. 2.3 2.2 2.1 + 2.0 20 22 24 26 28 30 32 34 MEAN ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 163–196 : Автор(ы): Slosarczyk, W., E. Balguerias, K. Shust and S. Iglesias

  6. The Patagonian toothfish (Dissostichus eleginoides) fishery in the Kerguelen Islands (Indian Ocean sector of the Southern Ocean)

    eleginoides) have been fished in the Kerguelen Islands zone for 20 years, firstly with trawlers and more ... al e 0. 00 03 30 * 0. 00 00 17 * 0. 75 05 57 N S 0. 00 00 26 * 0. 00 00 20 ... the Kerguelen Islands zone for 20 years, firstly with trawlers and more recently with longliners ... entered in a single- table database called ‘Kerpêche’ for trawlers (split- years – 1 July to 30 June ... into two. Indeed, it is impossible to compare these two highly different methods (one sweeps the sea ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 1–25 : Автор(ы): Lord, C., G. Duhamel and P. Pruvost

  7. Evaluating the impact of multi-year research catch limits on overfished toothfish populations

    assessed in this study indicate that, where a stock has been depleted to at or below 20% of the median ... Paper Title:  Evaluating the impact of multi-year research catch limits on overfished toothfish ... (t ) 0 20 40 60 80 0 1 2 3 4 hof 0 20 40 60 80 0 1 2 3 4 Year S pa w ni ng B io m as ... m as s x 1 03 (t ) 0 20 40 60 80 0 1 2 3 4 hof 0 20 40 60 80 0 1 2 3 4 Year S pa w ... ) Parameter set 1 945 10% 0, 15, 30, 45, 60, 75, 90 As per Table 1 2 893 15% " " 3 841 20% " " 4 782 ... is greater than 20 years are shaded light grey and those where recovery is greater than 30 years are ...

    Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Автор(ы): Welsford, D.C

  8. Integration of CPUE data into assessments using the Generalised Yield Model

    / Description:  For the last three years, CCAMLR&#039;s Working Group on Fish Stock Assessment (WG-FSA) has ... for fishable biomass, but in two years (1996 and 1997), they fall just outside. The second proposed ... differential equatioi~s that incorporate functions that specify growth, mortality, age-dependent selectivity ... catches. Recruitme~~ts in future years and in determining the age composition of the population at the ... year Y is the latest year for which we have data from the fishery, and simulation years Y+l to Y+P ...

    Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 65–74 : Автор(ы): Kirkwood, G.P. and A.J. Constable

  9. Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited

    , sparse, being restricted to the two seasons (1978/79 and 1979/80) when Polish and GDR vessels fished in ... Expedition ANT XIX/3 by RV Polarstern in February 2002. Five hauls were conducted north of the two islands at ... two concentrations of C. wilsoni at 62°20’–62°30’S 55°30’–56°00’W in the northern part of the shelf ... . wilsoni spent one or two years in midwater and subsurface waters and moved with the coastal current to ... the west. Two- to four-year-old fi sh lived pelagically at 20–120 m over depths of 200–400 m ... , being restricted to the two seasons (1978/79 and 1979/80) when Polish and GDR vessels fi shed in the ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 1–20 : Автор(ы): Kock, K.-H., L. Pshenichnov, C.D. Jones, K. Shust, K.E. Skora and Zh.A. Frolkina

  10. A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age data and compared to observed growth from mark–recapture studies

    -estimated parameters. A young-age adjustment (less than 5 years old) to the VB model is also given in order ... aged. Subsampling of random lengthfrequency (LF) data used to obtain the samples of fish for ageing ... Paper Title:  A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age ... data and compared to observed growth from mark–recapture studies Abstract / Description:  Length-at-age ... –age frequency data in the complete catch rather than just the aged random subsample. The diffi culty ... (Pop) = μ(A, θ) + ε where L is length (mm), A is age (years), θ = (L∞, κ, t0) are the VB parameters ... years in age. This is due to the combined effect of natural and fi shing mor- tality and the effect of ... mean length-at-age for ages above 15 years. When length bin relative sampling frequencies were also ...

    Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Автор(ы): Candy, S.G., A.J. Constable, T. Lamb and R. Williams

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