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Комиссия по сохранению морских живых ресурсов Антарктики

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  1. CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the fishing ground north of Livingston Island

    Paper Title:  CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the ... there was a marked change in two kinds of CPUEs, body length and greenness of krill during the fishing ... season, these parameters were examined for each 10-day period of the Japanese krill fishery in the ... northern waters of Livingston Island in the 1987/88 season. It appears that Japanese trawlers have not ... . Additionally, after the co-operative survey, krill biomass on this fishing ground was estimated by an echo ... , from the tip of rostrum to the posterior end of telson, of 50 animals from one haul per day ... 200 m in the s-shaped co-operative survey area (Figure 1). After the co-operative survey between RV ... ANTARCTIC KRILL DURING 1987/88 SEASON IN THE FISHING GROUND NORTH OF LlVINGSTON ISLAND Y. Endo and T ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 323–338 : Автор(ы): Endo, Y. and T. Ichii

  2. Prey monitoring surveys: a discussion of the characteristics necessary in prey surveys

    Paper Title:  Prey monitoring surveys: a discussion of the characteristics necessary in prey ... surveys Abstract / Description:  The CCAMLR Ecosystem Monitoring Programme requires information on prey ... distribution to relate to changes in predator demography. The paper discusses the constraints imposed on such ... the Adelie and the end of the Chinstrap periods. A suitable compromise might be from 13 Dec to 13 Jan ... in a random sequence. If the pairs were selected so as to start at the study colony end then the ... present in the near surface layer. Much predator feeding does however take place after dark so that ... DISCUSSION OF THE CHARACTERISTICS NECESSARY IN PREY SURVEYS I. Everson (United Kingdom) Abstract The ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 377-391 : Автор(ы): Everson, I.

  3. Status of the coastal stocks of Dissostichus spp. in East Antarctica (Divisions 58.4.1 and 58.4.2)

    Paper Title:  Status of the coastal stocks of Dissostichus spp. in East Antarctica (Divisions ... operating off the coast of East Antarctica (30°E–150°E; FAO/CCAMLR Divisions 58.4.1 and 58.4.2) since 2003 ... . An experiment run from 2005 to 2008 required the tagging of toothfish as a prerequisite for ... participation in the fishery, with only some Small-scale Research Units (SSRUs, consisting of 10° longitude ... Antarctica estimate of the total biomass at the beginning of the season (e.g. Agnew and Pearce, 2004 ... 3 km distant after 391 days at liberty. One tagged in the east of SSRU 5841C in 2007 was ... recaptured 147 km east in SSRU 5841D after 419 days at liberty and another tagged in the east of SSRU 5841C ... the coaStal StockS of Dissostichus Spp. in eaSt antarctica (DiviSionS 58.4.1 anD 58.4.2) D.J. Agnew ...

    Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 71–100 : Автор(ы): Agnew, D.J., C. Edwards, R. Hillary, R. Mitchell and L.J. López Abellán

  4. Book review – Biogeographic Atlas of the Southern Ocean

    Paper Title:  Book review – Biogeographic Atlas of the Southern Ocean Abstract / Description ... -Coudert (Eds). 2014. Biogeographic Atlas of the Southern Ocean. Scientific Committee on Antarctic Research ... literature since the beginning of Antarc­ tic exploration to the present, museum collections, the Census of ... by the Scientific Committee on Antarctic Research, Scott Polar Research Institute, Lensfield Road ... , Cambridge, CB2 1ER, United Kingdom (www.scar.org). Over the past few decades the field of biogeo­ graphy ... in geographic space and geological time on a global scale. The Southern Ocean is still a vast ...

    Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 45-46 : Автор(ы): Reid, K.

  5. Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988

    Paper Title:  Size and density of krill layers fished by a Japanese trawler in the waters north of ... Livingston Island in January 1988 Abstract / Description:  The size and density of fishable krill layers in ... the northern waters of Livingston Island were determined during the co-operative survey carried out by ... RV Kaiyo Maru and a Japanese trawler. The mean values of layer length, thickness and surface density ... during which a layer did not end. The density thus calculated ranged from 1.43 to 52.07 g/m3 with a mean ... 1.1 to 23.0 tonnes during the co-operative survey. After the co-operative survey with the trawler ... BY A JAPANESE TRAWLER IN THE WATERS NORTH OF L1VINGSTON ISLAND IN JANUARY 1988 Y. Endo and Y ... . Shimadzu Abstract The size and density of fishable krill layers in the northern waters of Livingston ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Автор(ы): Endo, Y. and Y. Shimadzu

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

    Paper Title:  Sensitivity investigation of the SDWBA Antarctic krill target strength model to ... fatness, material contrast and orientation Abstract / Description:  The distorted-wave Born approximation ... model is recognised as state-of-the-art in predicting acoustic target strength (TS) from fluid-like ... marine organisms. A stochastic version, the so-called SDWBA model, is endorsed by CCAMLR to predict the ... = 4.981 × 10–4 L + 1.009. At the end of the multiple runs a database was established to explore the ... rigorously if the scattering as a function of size and frequency for an individual (i.e. target strength ... modelled (Foote, 1991). In the case of zooplankton, due to the complexity of the scatter- ing processes ... , the acoustical estimates rely on the best aspects of both approaches. In recent decades, large ...

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

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

    , Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf Abstract / Description ... determine the age-length composition of mackerel icefish (Champsocephalus gunnari) from different parts of ... the South Georgia area. An analysis of the spatial distribution of C. gunnari size and age groups over ... the eastern, northern, western and southern parts of the shelf, and near Shag Rocks, revealed a ... (between 15 and 20%) and V1 - spent (end of spawning). The shelf area was divided into five regions ... the species. Fishing effort usually decreased for a short period (1-2 years) after which it again ... carried out several years after the ban on fishing was introduced (1997-2000) gave similar results. The ... appearance of the highly productive 1971 cohort after the sharp decrease in the N. sossii stock. The ...

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

  8. Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea, Antarctica

    Paper Title:  Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea ... during the 2005/06 fishing season. These observers were placed on board three longline vessels targeting ... Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (CCAMLR Subareas 88.1 and 88.2). Biological data ... , meristics, reproductive biology, diet and age estimation. All of the icefish sampled were identified as ... zone to the date when the ith fish was captured. Hence, ti,1 = ti, end first opaque zone – ti ... , spawning date ti,2 = (ni + w) – 1 ti,3 = ti, capture – ti, end last opaque zone (4) where ni = the total ... after the date when opaque zones are assumed to be completed; w = –1 if the recorded margin state ... - reader comparison test after Campaña et al. (1995). A sample of 114 otoliths was selected from the set ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 139–165 : Автор(ы): Sutton, C.P., M.J. Manning, D.W. Stevens and P.M. Marriott

  9. Distribution and size–age composition of Antarctic krill (Euphausia superba) in the South Orkney Islands region (CCAMLR Subarea 48.2).

    Paper Title:  Distribution and size–age composition of Antarctic krill (Euphausia superba) in the ... South Orkney Islands region (CCAMLR Subarea 48.2). Abstract / Description:  The distribution, size–age ... composition and biological condition of Antarctic krill (Euphausia superba) caught by the Russian krill ... trawler FV Maxim Starostin in Subarea 48.2 between January and March in 2009 and 2010 are described. The ... stage IV constituted about 50% of all krill in the catches. By the end of January, the proportion of ... 50% in January to 4.5% by the end of March. Discussion The high interannual variability in krill ... finish spawn- ing at the end of summer near the South Orkney Islands. Thorough analysis of the cause and ... study suggest that age 2+ krill probably influx into the South Orkney Islands region after spawning ...

    Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 123–134 : Автор(ы): Sologub, D.O. and A.V. Remeslo

  10. Estimation of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial distribution

    simulated data from the Dirichlet-multinomial distribution Abstract / Description:  The incorporation of ... ‘effective sample size’ (ESS) in integrated assessments is an approximate but simple way of modelling the ... heterogeneity within fishing year was simulated using samples from the Dirichlet-multinomial (D-M) distribution ... its variants. One of the methods is based on the lack-of-fit of predictions of class probabilities ... (glm) examined is that of estimating yn′ in the above way after fitting this sim- ple linear ... residual mean deviance, then the ESS adjusted for process error, after removing SLOF, is given by ˆˆ ˆ ... beginning of the initialisation period. For Model 5, the simulation was the same as Model 1 for the ... thE dirichlEt-multinomial distribution S.G. Candy Department of the Environment, Water, Heritage ...

    Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 115–138 : Автор(ы): Candy, S.G

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