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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. Optimization of survey sampling design in the detection of interannual variability and prey size selectivity in the diet of penguins

    20 minutes; and the laboratory time was one person working for one hour to sort and clean the well ... confidence intervals respectively: = 2.63 ~ 3 = 25.03 :::; 26 A 10% change in the mean of two years ... WG-CEMP-90/9 OPTIMIZATION OF SURVEY SAMPLING DESIGN IN ... ), comparison between years results naturally in a new level added at the top. Exact F tests are obtained ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 551–559 : Автор(ы): Marschoff, E. and B. Gonzalez

  2. The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model

    , including one each for krill (productivity) and fishery performance (services) and two (health and ... nominally beginning in 2007 and par- titioned into 20 years of fishing, using a can- didate catch allocation ... option and a specified allowable catch, followed by 20 years without fishing (SC-CAMLR, 2007a; Watters ... years. The current description uses the notation 1970(1) refers to the combination of year (1970) and ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Автор(ы): Hill, S.L. and J. Matthews

  3. Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf

    the age of 2-3 years. It has been found that, by number, recruits represent the largest part of the ... Rocks. Differences were observed between those those two groups and the eastern group. The larger number ... population, whether a fishery is operating or not. As a result of this, as well as the species' ability ... Paper Title:  Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes ... size one or two age groups were always prevalent in composition of catches: the smallest average fish ... of the population comprises one or two age groups of fish, predominantly at the stage of maturation ... generator with one trawl station for each 80-100 miles2, with no less than three stations per stratum ... individuals up to 11 years. At Shag Rocks fish were aged up to 5-6 years, with small numbers of individuals ...

    Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Автор(ы): Frolkina, G.A

  4. Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87

    biomass density of C. gunnari stock. High biomass density appeared with 2-4 year intervals after ... recruiting an abundant year-class to the exploited stock. The biomass of other bottom species is more stable ... Species * S u b d i vis i o n a 56 57 60 61 62 Total 1976/77 ANI 90 710 19 130 261 111 110 212 SSI 2 ... ). >- L 100 80 2 60 x 40 20 158114 t \ \ \ \ \ \ \ \ \ . \ \ \ . 1976/17 ... seasons (Table Ill). Prior to the 1977;78 seaons, large fish with lengths of 30-65 cm, age-groups ... intervals and until 1984 kept catches at a high level, each time for two subsequent seasons : the year ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Автор(ы): Mucha, M. and W. Ślósarczyk

  5. The ecosystem approach to managing fisheries: achieving conservation objectives for predators of fished species

    across a range of 'ecosystem' effects and, as formulated here, can also be related directly to ... 20-30 years, wl~ich is the critical period over which the system should not be irreversibly changed ... zero after 20 years. Prey 2 is more abundant (-3x) than Prey 1 in the absence of fishing and then ... inainmals - M AG Americas, 2000) Age at maturity (years) Plus class Natural mortality (year-]) Body ... ), and t is the proportion of the year passed. The rate of change of N,,,,,, during the year is given ...

    Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 37–64 : Автор(ы): Constable, A.J

  6. Fish distribution and biomass in the Heard Island zone (Division 58.5.2)

    occupies. There was one aggregation area of Lepidonotothen squamifrons on an outlying bank during two ... distribution, abundance and biology of the most important species, covering a number of years and seasons. Five ... species were found to be abundant. There were two consistent areas of aggregation of Champsocephalus ... gunnari, but total abundance varied greatly between years. Channichthys rhinoceratus has a similar ... site in Pike, two in 200, one in 300 and one in species, 200 specimens were selected at random 500 ... density in nearly all strata, high densities were recorded only in two restricted localities. One was on ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 0 30 60 90 120 150 180 210 240 270 300 330 360 390 420 Standard length (mm) Standard length (mm ... CCAMLR Science, Vol. 2 (1995): 1-20 FISH DISTRIBUTION ...

    Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 1–20 : Автор(ы): Williams, R. and W.K. de la Mare

  7. Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments

    in the grounds. One fish has been recorded as moving from ground A to Kerguelen and was at the upper ... documented direct evidence of toothfish moving such distances and of fish moving from one fishery to another ... te d nu m be rs (m illi on s) 1998 1999 2000 2001 Year 50 40 30 20 10 0 P re di ct ... la bl e nu m be rs (m ill io ns ) 1998 1999 2000 2001 Year 0 10 20 30 40 50 Pr ed ic ... . Tr ia ng le – r el ea se lo ca ti on , s ta rs – r ec ap tu re lo ca ti on s. 20 ... 00 30 00 40 00 40 00 30 00 30 00 20 00 10 00 50 0 M A R IO N /P . E D W A R D CR O ZE ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Автор(ы): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb

  8. A review of the effectiveness of streamer lines as a seabird by-catch mitigation technique in longline fisheries and CCAMLR streamer line requirements

    object be deployed windward of the hookline; and recommending that fishers deploy a minimum of two ... line: UW IW-50 Two streamer lines: IW-50+Cannon 10 20 30 40 50 ... 100% compared to a control of no deter- rent over two years in the sablefi sh and Pacifi c cod fi ... when one of two streamer lines broke midway through gear deployment. Seabird catch rates (primarily ... 60 70 80 90 100 110 D iv es /m in ut e 1.40 1.20 1.00 ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 189–201 : Автор(ы): Melvin, E.F., B. Sullivan, G. Robertson and B. Wienecke

  9. Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies

    data are available on their feeding, reproduction and age/length composition. The paper summarizes ... (Konstantinova, 1987, Atlantic sector). Growth rates during the first two years of life were found to be 30 to ... and the Antarctic Convergence areas (between 20° and 30°W) had statistically different length (SL ... ). Apparently two different populations of E. carlsbergi exist in these areas: one in the waters of the ... , 10° W between 3600sq. m on latitude 1:1.2 on latitude on latitude 1991 37°30' and 55°30' S opening ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Автор(ы): Sabourenkov, E.N.

  10. Scientific observations in CCAMLR fisheries – past, present and future

    Measure 41-01 (2004), paragraph 7) (see CCAMLR, 2004b). 0 10 20 30 40 50 60 1996 1997 1998 1999 ... Longline D. eleginoides 48.3 16 7 43 1997 Longline D. eleginoides 48.3, 58.6, 58.7, 88.1 30 27 90 Trawl ... now require at least two scientifi c observers, one of whom must be appointed in accordance with the ... waters located south of the Antarctic Convergence (or Polar Front) at about 50°S (Figure 1). These ...

    Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 81–98 : Автор(ы): Sabourenkov, E.N. and E. Appleyard

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