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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia

    mortality rate was found between years and between months, but the presence of a streamer line was not ... lasting 20 minutes each over an observation period of 1.5 to 2 hours. Observations were made from the ... . For sampling units, the mother line was divided into lengths of 30 coils using sequences of three ... marked connecting lines. At the start of hauling, four 30-coil lengths were randomly selected for ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Автор(ы): Ashford, J.R. and J.P. Croxall

  2. Observation of seabirds in the Southern Ocean in 1988/89

    :00; 12:00, 16:00 and 20:00 ship-time, while sailing between Antarctic stations and while en route to ... . Thirty minute observations were made daily during daylight hours at 8:00; 12:00,16:00 and 20:00 ship ... OT 60° 1O.1IJ.) o6RacTH IO)l{Horo OKeaHa. Ha6RIO,l\eHH5I, no 30 MHH. Ka)l{,l\oe, BbInORH5IRHCb e)l ... {e,l\HeBHO B CBeTRoe BpeM5I CYTOK 8, 12, 16, 20 qaCOB no CY,l\OBOMY BpeMeHH, BO BpeM.5I nepeXO,l\OB ... 20:00 horas (hora del barco), mientras se navegaba entre las estaciones antarticas y puertos escalas ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Автор(ы): Vagin, A.V. and V.V. Popov

  3. Use of indices of predator status and performance in CCAMLR fishery management

    of likely operational constraints on fisheries. File:  20-Croxall.pdf ... environment, evidence for short-term changes (year-to-year differences or trends over three to five years ... last year and with average(s) of previous years. Determine level of statistical significance of ... of resources should not be detrimental to natural consumers (see Article 11, paragraph 3{b)). This ... over several years (see SCAR 1979, p. 306; BIOMASS 1980, p. 16; BIOMASS 1982, p. 6; SC-CAMLR-IV, p ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 353–365 : Автор(ы): Croxall, J.P.

  4. Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects

    together with ‘baseline’ parameter estimates, their variance–covariance matrix, and the inverse-link ... distribution, random vessel effects and random stratum-by-year effects Abstract / Description:  The current ... standardised CPUE estimates and their precision can be obtained from the ‘fishing year’ parameter estimates ... as a result of the imbalance in the number of hauls in the year-by-vessel cross-classification ... 20 30 40 50 -0 .6 -0 .4 -0 .2 0. 0 0. 2 0. 4 0. 6 Ship index R an do n ef fe ct e st ... im at e 0 10 20 30 ... early years of the fi shery and the effect this can have on ‘treatment’ (i.e. YEAR) fi xed-effect ... ’ parameter estimates together with ‘baseline’ parameter estimates, their variance–covariance matrix, and the ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Автор(ы): Candy, S.G

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

    be exploited together with new known data (Sivia, 1996). Furthermore, Skilling (1988) has shown ... (MaxEnt) have been used successfully for many years in numerous branches of physical science to ... ( 19 97 ), JR 28 ( 19 98 ), JR 38 ( 19 99 ) an d A T L D ( 20 00 ). A xe s ar e ... . Although there are some very large differences in mean krill density between years (ranging from 36 to 12 ...

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

  6. Krill population biology during the 1991 Chilean Antarctic krill fishery

    419 hauls. In Area A, a unimodal size frequency distribution was found; the size range was between 30 ... juvenile specimens between 20 and 39 mm TL. Females comprised 47.1%, males 40% and juveniles 12.9%. Of the ... ' 59°55,3' 2.60 58 14 21:30 21.02.91 62°08,1' 59°51,5' 2.40 50 20 09:30 22.02.91 62°08,9' 59°56,4 ... °17,6' 2.70 50 30 18:20 03.03.91 62°26,0' 61 °17,8' 2.80 40 39 08:30 04.03.91 62°33,5' 61 °22,7' 2.90 ... : Total catch (tonne/mile) in both areas during the three time periods. 50 % 60 40 30 20 10 ... between 30 and 55 mm TL, with a mean TL of 45 mm for females and 48 mm for males. A very weak mode for ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 223–235 : Автор(ы): Mujica R., A., E. Acuña S. and A. Rivera O.

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

    for all years up to, and includ- ing, the 2007/08 fishing year. The observer data used in this report ... 88.2 for all years up to, and including, the 2007/08 fishing year. Data error checking and grooming ... caught in each of the three grounds, for years where more than 10 sets were completed, is shown by year ... between years on catch per 24-hour set, so the use of a single year to illustrate trends is of limited ...

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

  8. Distribution, biomass and characteristics of the Euphausia superba fishery around South Georgia (Subarea 48.3)

    in relation to environmental conditions. Together with biomass assessments this has paved the way ... create a foundation for identifying the type of change taking place. During the above years the low ... changes into the above procedure of estimation. In recent years the Isaacs-Kidd trawl has been used in ... and east of the island. The survey itself together with additional searching operations made it ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 123–147 : Автор(ы): Latogursky, V.I., R.R. Makarov and L.G. Maklygin

  9. Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1, 48.2 and 88.3)

    . Male 1 60 17 Female W 50 m - E 40 2 30 20 10 0 0 1 2 3 4 Repletion index Figure 6 ... South Shetland Islands zone. In recent years, the Patagonian toothfish (Dissostichus eleginoides ... ). Over the last few years, interest in this resource has increased, resulting in increased ... Kirby hooks (61 X 30 X 27 mm), unbalanced type, spaced at 1.8 m intervals. To help sink the fishing ...

    Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 1–17 : Автор(ы): Arana, P.M. and R. Vega

  10. Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia

    restricted area of about 30 x 20 km. There were also a few isolated hauls made outside this area. During ... and Goss, 1991). These data have not previously been analysed and plotted together with bathymetry ... appear that areas well to the west (-42"W and 54"s) were targeted in some years (CCAMLR Statistical ... ) of lower krill abundances and lower catch rates in the fishery during warmer years. In 1994 and ...

    Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Автор(ы): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt

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